LINDE AKTIENGESELLSCHAFT Patent applications |
Patent application number | Title | Published |
20150226094 | METHOD AND DEVICE FOR GENERATING ELECTRICAL ENERGY - The invention relates to a method and a device for generating electrical energy in a combined system consisting of a power plant and an air handling system. The power plant comprises a first gas expansion unit connected to a generator. The air handling system comprises an air compression unit, a heat exchange system, and a fluid tank. In a first operating mode, feed air is compressed in the air compression unit and cooled in the heat exchange system. A storage fluid is generated from the compressed and cooled feed air and is stored as cryogenic fluid in fluid tank. In a second operating mode, cryogenic fluid is removed from fluid tank and is vaporized, or pseudo-vaporized, at superatmospheric pressure. The gaseous high pressure storage fluid generated is expanded in the gas expansion unit. Gaseous natural gas is introduced into the heat exchange system ( | 08-13-2015 |
20150218065 | Process For Preparing Olefins By Thermal Steamcracking In Cracking Furnaces - The invention relates to a process for converting hydrocarbon feeds by thermal steamcracking to at least one olefin-containing product stream comprising at least ethylene and propylene, with at least partial conversion of a first hydrocarbon feed in at least one first cracking furnace ( | 08-06-2015 |
20150192330 | METHOD AND DEVICE FOR GENERATING ELECTRICAL ENERGY - The invention relates to a combined system for generating electrical energy consisting of a power plant and an air handling system. The power plant comprises a first gas expansion unit connected to a generator. The air handling system comprises an air compression unit, a heat exchange system, and a fluid tank. In a first operating mode, feed air is compressed in the air compression unit and cooled in the heat exchange system against a first and a second coolant. A storage fluid is generated and stored as cryogenic fluid in the fluid tank. In a second operating mode, cryogenic fluid is removed from the fluid tank, vaporized, or pseudo-vaporized, at superatmospheric pressure, and heated in the heat exchange system against the second and first coolants. | 07-09-2015 |
20150192065 | PROCESS AND APPARATUS FOR GENERATING ELECTRIC ENERGY - The invention provides a process and apparatus to generate electric energy in a system comprising a power station and air treatment plant. The power station has a first gas expansion unit connected to a generator. The air treatment plant has an air compression unit, heat exchanger system and tank for liquid. In a first operating mode, feed air is compressed in the air compression unit and cooled in the heat exchanger system. A storage fluid containing less than 40 mol % of oxygen is produced and stored as low-temperature liquid in the tank for liquid. In a second operating mode, low-temperature liquid is taken from the tank for liquid and vaporized or pseudovaporized under superatmospheric pressure. The gaseous high-pressure storage fluid produced in this way is expanded in a gas expansion unit. The (pseudo)vaporization of the low-temperature liquid is carried out in the heat exchanger system of the air treatment plant. | 07-09-2015 |
20150176891 | METHOD FOR THE LIQUEFACTION OF A HYDROCARBON-RICH FRACTION - A method for the liquefaction of a hydrocarbon-rich fraction is described, wherein the hydrocarbon-rich fraction is liquefied against an open expander refrigeration circuit. | 06-25-2015 |
20150174521 | METHOD OF OPERATING A GAS SCRUB AND GAS SCRUB - The invention relates to a method of shutting down at least part of a gas scrub (G), and to a gas scrub (G) which comprises an absorber (A) and a regeneration part (R). In normal operation a scrubbing medium ( | 06-25-2015 |
20150153115 | HEAT EXCHANGER - The invention relates to a heat exchanger ( | 06-04-2015 |
20150152030 | Method for production of CO, H2 and methanol-synthesis gas from a synthesis gas, in particular from acetylene off-gas - The invention relates to a method for production of a methanol-synthesis gas product stream ( | 06-04-2015 |
20150151963 | PROCESS AND APPARATUS FOR PRODUCING SYNTHESIS GAS - The invention relates to a process and an apparatus for producing synthesis gas ( | 06-04-2015 |
20150121954 | METHOD AND APPARATUS FOR THE LOW-TEMPERATURE FRACTIONATION OF A FLUID MIXTURE - The method and the apparatus are used for the low-temperature fractionation of a fluid mixture. The fluid mixture is introduced into a separation column. At least a portion of the sump liquid from the separation column is introduced into a sump evaporator and at least partly evaporated there. At least a portion of the vapor produced in the sump evaporator is led back into a lower section of the separation column. A top product is removed at the top of the separation column, and a sump product is removed from the sump of the separation column or from the sump evaporator. The sump evaporator is operated by means of inductive heating. | 05-07-2015 |
20150121953 | PROCESS FOR RELIQUEFYING A METHANE-RICH FRACTION - A process for reliquefying a methane-rich fraction, in particular boil-off gas, is described. In this process,
| 05-07-2015 |
20150115203 | PROCESS AND APPARATUS FOR THE PARALLEL PRODUCTION OF DIFFERENT SYNTHESIS GASES - The invention relates to a process and an apparatus for the parallel production of at least two synthesis gases ( | 04-30-2015 |
20150096327 | TRANSPORTABLE PACKAGE HAVING A COLD BOX, LOW-TEMPERATURE AIR SEPARATION PLANT AND METHOD FOR PRODUCING A LOW-TEMPERATURE AIR SEPARATION PLANT - The invention relates to a transportable package for a low-temperature air separation plant which has a main heat exchanger ( | 04-09-2015 |
20150096326 | METHOD FOR LIQUEFYING A HYDROCARBON-RICH FRACTION - A method for liquefying a hydrocarbon-rich fraction, in particular natural gas, by indirect heat exchange with the refrigerant blend of a refrigerant blend circuit is described, wherein the refrigerant blend is compressed, separated into a liquid phase which is rich in higher-boiling components (HMR) of the refrigerant blend and a gas phase which is rich in lower-boiling components (LMR) of the refrigerant blend, and said phases are mixed before the indirect heat exchange. According to the invention, indirect heat exchange proceeds in at least two heat exchangers (E | 04-09-2015 |
20150065770 | METHOD FOR SEPARATING OLEFINS WITH GENTLE CLEAVAGE - A process for producing olefins, in which a hydrocarbon-containing feed is fed into a cracking furnace where relatively long-chain hydrocarbons of the hydrocarbon-containing feed are cracked at least partly to form shorter-chain olefins, encompassing ethylene and propylene. Cracking gas ( | 03-05-2015 |
20150060031 | PLATE HEAT EXCHANGER WITH HEAT EXCHANGER BLOCKS JOINED BY METAL FORM - The invention relates to a plate heat exchanger with at least two heat exchanger blocks. Each heat exchanger block has several sheets, arranged parallel to one another, that form a plurality of heat-exchange passages for fluids. The heat exchanger blocks are joined to one another via joining means and have at least one common header. A metal foam, that joins the outside surfaces of adjacent heat exchanger blocks to one another, is introduced into an interspace of adjacent heat exchanger blocks. In this way, a blanket heat-conductive and non-positive joining is provided between the opposing outside surfaces of adjacent heat exchanger blocks. | 03-05-2015 |
20150052942 | TRANSPORTABLE PACKAGE WITH A COLD BOX, AND METHOD FOR PRODUCING A LOW-TEMPERATURE AIR SEPARATION SYSTEM - The invention relates to a transportable package with a cold box, in the interior of which at least one double column of a low-temperature air separation system is arranged, i.e., a double column having a high-pressure column and a low-pressure column. The high-pressure and low-pressure columns contain mass transferring elements. The mass transferring elements in at least one sub-region of the low-pressure columns are formed by an ordered packing made of folded metal sheets having a thickness of 0.2 mm or less. The ordered packing has a specified surface area of at least 1000 m2/m3. At least in a sub-region of the high-pressure column, the mass transferring elements are formed by rectifying plates arranged one over the other and which have a clearance of less than 195 mm. The invention further relates to a method for producing a low-temperature air separation system using such a transportable package. | 02-26-2015 |
20150052938 | COMBINED REMOVAL OF HEAVIES AND LIGHTS FROM NATURAL GAS - A process is described for removing heavies and lights from a hydrocarbon-rich feed fraction. A heavies-rich liquid is rectificatorily removed (1st removal stage) from a partially condensed feed fraction. Heavies-depleted gas is partially condensed and rectificatorily separated into a methane-rich liquid fraction and a lights-rich gas fraction (2nd removal stage). The 1st removal stage is operated at a pressure of at least 25 bar. The heavies-depleted gas fraction does not undergo pressure elevation before being fed into the 2nd removal stage. Reflux for the 2nd removal stage is produced via an open loop refrigeration cycle. Refrigerant circulating in the open loop refrigeration cycle is vaporized to two different temperature levels against the reflux streams in a head condenser and a side condenser of the 2nd removal stage. The pressure of refrigerant vaporized in the side condenser is at least three times the pressure of refrigerant vaporized in the head condenser. | 02-26-2015 |
20150045456 | METHOD FOR PRODUCING DIMETHYL ETHER FROM METHANE - The invention relates to processes for production of dimethyl ether from methane or natural gas comprising: a dry-reforming step, wherein methane and carbon dioxide are converted into carbon monoxide and hydrogen, and a DME synthesis step, wherein the carbon monoxide and hydrogen formed in the dry-reforming step are converted into dimethyl ether, wherein the dry-reforming step and the synthesis step are carried out at identical pressures or at pressures, which do not differ more than 3 bar, preferably not more than 1 bar. | 02-12-2015 |
20150044129 | METHOD FOR PROCESSING COKE OVEN GAS - The invention relates to a method for processing coke oven gas, said coke oven gas containing hydrogen, wherein the coke oven gas is at least partially integrated into a method for producing dimethyl ether in conjunction with a gas containing carbon monoxide and/or carbon dioxide, whereby a DME-containing product gas is formed. At the outset of the method for the formation of dimethyl ether, a ratio of hydrogen to carbon monoxide, weighted with the carbon dioxide concentration (formula (I)), of 0.9 to 1.1 is set, wherein the DME-containing product gas is integrated into a method for converting dimethyl ether to olefins, whereby an olefin-containing product gas is formed, and wherein olefins, in particular ethylene and/or propylene, is/are separated from the olefin-containing product gas by means of separating methods. | 02-12-2015 |
20150044116 | Method for removing contaminants from exhaust gases - In a method for removing a portion of contaminants, such as nitrogen oxides, from an exhaust gas stream of a combustion process, the exhaust gas stream is conveyed through a gas distributor at an inlet of a wet horizontal spray scrubber. A distributor separates the gas stream into a plurality of spaced apart partitioned gas streams. The gas stream is partitioned in the chamber of the scrubber without the need for any physical partitions or obstructions positioned in the chamber. A preselected number of the partitioned gas streams are mixed with ozone to oxidize the contaminants in the gas streams. The oxidized gas streams are then sprayed with an aqueous medium to capture the oxidized contaminants and remove them from the treated gas streams. The treated gas streams are then recombined with the untreated gas streams. Excess ozone present in the treated gas streams is consumed by oxidation of contaminants in the untreated gas streams before the combined gas stream is released to the atmosphere. The partitioned gas streams selected for mixing with ozone directly correlates to the amount of nitrogen oxides that are desired to be removed from the exhaust gas stream. | 02-12-2015 |
20150025292 | SEPARATION SEQUENCE FOR HYDROCARBONS FROM A GENTLE THERMAL CLEAVAGE - The invention describes a method for separating hydrocarbons in an installation for generating hydrocarbons from a hydrocarbon-containing charge by cleavage. The product gas of the cleavage, which contains gaseous hydrocarbons, is compressed, dried, and supplied as charge material into a separation stage (a front end C3/C4 separation). The front end C3/C4 separation comprises a C4 absorber and a depropanizer. A hydrocarbon fraction consisting of hydrocarbons having a maximum of 3 carbon atoms is obtained as a gaseous overhead product of the C4 absorber. A liquid hydrocarbon fraction consisting of hydrocarbons having at least 4 carbon atoms is obtained as a bottom product of the depropanizer. The front end C3/C4 separation comprises an additional process technological C2/C4 separation stage is arranged between the C4 absorber and the depropanizer. | 01-22-2015 |
20150025290 | METHOD AND DEVICE FOR GENERATING AN ALKENE - The invention relates to a method for generating an alkene, in which a hydrocarbon-comprising feed material is subjected to a dehydrogenation and a product material comprising at least one alkene is generated. A gas stream coming from an adsorber is cooled by a gas stream which comprises the feed material, and the gas stream coming from the adsorber is cooled by a condensed component of the gas stream coming from the adsorber in a first cooling phase. Feed material is cooled in a second cooling phase by a condensed component of the gas stream coming from the adsorber. The flow of the condensed component of the gas stream coming from the adsorber, fed to the first and/or second cooling phase, is varied depending on the temperature of the gas stream leaving the first cooling phase which comprises the feed material and which is fed to the dehydrogenation. | 01-22-2015 |
20150018592 | DIRECT SYNTHESIS OF DME AT EQUILIBRIUM - The invention relates to a process for production of DME ( | 01-15-2015 |
20150018582 | DIRECT DIMETHYL ETHER SYNTHESIS FROM SYNTHESIS GAS - The invention concerns processes for preparing dimethyl ether from synthesis gas, comprising a synthesis step, wherein synthesis gas comprising hydrogen and carbon monoxide is converted into dimethyl ether and carbon dioxide, and a separation step, wherein unconverted synthesis gas is separated from carbon dioxide, wherein unconverted synthesis gas is separated from carbon dioxide by a membrane. | 01-15-2015 |
20150013380 | METHOD FOR SEPARATING OFF ACID GASES FROM NATURAL GAS - A method is provided for separating off acid gases, in particular CO | 01-15-2015 |
20140374638 | SHUT-OFF DEVICE FOR PIPELINES - A shut-off device for low-temperature media includes a housing ( | 12-25-2014 |
20140366728 | PROCESS AND APPARATUS FOR SEPARATING METAL CARBONYLS FROM GAS MIXTURES - The invention relates to a process and an apparatus for separating metal carbonyls from a gas mixture ( | 12-18-2014 |
20140348741 | PROCESS AND APPARATUS FOR TREATING A SULPHUR-CONTAINING OFF-GAS FROM A SULPHUR RECOVERY SYSTEM - The invention relates to a process and apparatus for recovering sulfur ( | 11-27-2014 |
20140343339 | METHOD FOR OBTAINING OLEFINS FROM FURNACE GASES OF STEEL WORKS - The invention relates to a method for processing furnace gas ( | 11-20-2014 |
20140242417 | METHOD FOR THE PHOTOCATALYTICALLY ACTIVE COATING OF SURFACES - A method for the photocatalytically active coating of surfaces is presented and described, as well as an article ( | 08-28-2014 |
20140230486 | METHOD AND DEVICE FOR RECOVERING HIGH-PRESSURE OXYGEN AND HIGH-PRESSURE NITROGEN - The method and device according to the invention provide for recovery of high-pressure oxygen and high-pressure nitrogen by low-temperature separation of air in a distillation-column system. This system comprises a high-pressure column, a low-pressure column, and a main condenser. A first air feed stream is cooled at a first subcritical pressure in a main heat exchanger to approximately dew point and introduced at least partially into the high-pressure column. A second air feed stream is brought to a second, supercritical, pressure, cooled, depressurized, and introduced at least partially into the distillation-column system. A first partial stream of the second air feed stream is cooled in the main heat exchanger, and a second partial stream is cooled in a high-pressure heat-exchanger system. The first and second partial streams are then merged and work-expanded in a liquid turbine. | 08-21-2014 |
20140217327 | PROCESS FOR PRODUCTION OF SYNTHESIS GAS - Process for the production of synthesis gas ( | 08-07-2014 |
20140216079 | METHOD FOR DEICING AND CLEANING OF FANS - The invention pertains to a method for removing ice layers and/or snow layers and/or dirt layers from the rotor blades (B) of axial fans in cooling installations for refrigerating and/or freezing products. At least one cleaning substance jet (S) is directed toward the rotor blades (B) of an axial fan within certain time intervals in such a way that ice layers and/or snow layers and/or dirt layers are at least separated from the surfaces of the rotor blades (B) and transported away, wherein the rotor blades (B) rotate with nominal speed while cleaning jets (S) act upon their surfaces. | 08-07-2014 |
20140190350 | METHOD AND DEVICE FOR OBTAINING GAS PRODUCTS - The invention relates to a method and to a device for physical gas scrubbing, wherein a feed gas ( | 07-10-2014 |
20140151589 | FLOW APPARATUS AND MONITORING SYSTEM RELATING THERETO - The present invention provides a flow apparatus ( | 06-05-2014 |
20140086813 | PROCESS AND PLANT FOR THE REMOVAL OF NITROGEN OXIDES FROM OXYGEN-CONTAINING GAS STREAMS - The invention relates to a process for the removal of NO and NO | 03-27-2014 |
20140060113 | METHOD FOR SEPARATING C2+-HYDROCARBONS OR C3+-HYDROCARBONS FROM A HYDROCARBON-RICH FRACTION - Described herein is a method for separating C | 03-06-2014 |
20140060111 | PROCESS FOR LIQUEFYING A HYDROCARBON-RICH FRACTION - Described herein is a process for liquefying a hydrocarbon-rich fraction, in particular natural gas, is described, in which
| 03-06-2014 |
20140034878 | METHOD FOR PRODUCING GAS PRODUCTS FROM SYNGAS - The invention relates to a method and a device for recovering a first gas product ( | 02-06-2014 |
20140033732 | METHOD AND DEVICE FOR GENERATING ELECTRICAL ENERGY - The method and the apparatus described are used for generating electrical energy in a combined system comprising a power plant and a low-temperature air separation unit. A feed air stream is compressed in a main air compressor, cooled, and introduced into a distillation column system having a high-pressure column and a low-pressure column. A first oxygen-enriched stream from the distillation column system is introduced into the power plant. In a first operating mode, cryogenic liquid from the distillation column system is introduced into a liquid tank and is stored there at least in part. In a second operating mode, stored cryogenic liquid is removed from the liquid tank and introduced into the distillation column system. A second process fluid from the distillation column system is heated and then actively depressurized in a hot expansion turbine. In addition, in the second operating mode, a nitrogen-enriched product stream from the high-pressure column is also heated to a high temperature and then depressurized in the hot expansion turbine. | 02-06-2014 |
20130333396 | CRYOGENIC COOLING APPARATUS FOR TRANSPORT OF PERISHABLE GOODS - A portable cryogenic cooling apparatus includes a platform; a tank for storing a cryogen and mounted to the platform; a heat exchanger operatively associated with the platform and in fluid communication with the cryogen; at least one air circulation device operatively associated with the heat exchanger for moving atmosphere therethrough; a first exhaust pipe in communication with the heat exchanger for removing gaseous cryogen from the heat exchanger to a location external to the atmosphere; a power source mounted to the platform and connected to the at least one air circulation device for powering said device; a control valve operatively associated with the tank and the heat exchanger to adjust an amount of the cryogen provided to the heat exchanger; and a controller in communication with the heat exchanger and the control valve for generating a signal to the control valve for operation thereof. | 12-19-2013 |
20130327284 | STEAM GENERATOR - The invention relates to a steam generator (D | 12-12-2013 |
20130288187 | MULTIFLAME BURNER WITH FLAME - A multiflame burner with burner nozzles which can be loaded with fuel gas, particularly for thermal material processing methods, in which at least one of the burner nozzles is provided with at least one auxiliary nozzle opening for generating an auxiliary flame arranged laterally to a main nozzle arrangement for generating a working flame and in the direction of at least one adjacent burner nozzle. | 10-31-2013 |
20130283855 | PIPING MODULE FOR AIR FRACTIONATION PLANT - A piping module is described which comprises at least two fluid connections or ports for connection to at least one main heat exchanger of an air fractionation plant, whereby the main heat exchanger becomes linked to at least two fluid lines in a warm part of the air fractionation plant. The piping module comprises at least two ports on the main compressor side, couplable to at least two fluid lines in the warm part of the air fractionation plant, and at least two ports on the main heat exchanger side, couplable to at least two fluid ports of the at least one main heat exchanger, and at least two fluid lines connecting the ports on the main compressor side to the ports on the main heat exchanger side. A corresponding air fractionation plant and a method for erecting such an air fractionation plant ( | 10-31-2013 |
20130277027 | PLATE HEAT EXCHANGER WITH SEVERAL MODULES CONNECTED BY SECTIONS - The invention relates to a plate heat exchanger | 10-24-2013 |
20130274531 | CONVECTION ZONE OF A CRACKING FURNACE - The invention relates to a process for cracking a hydrocarbon-containing feed in a cracking furnace. A plurality of heat exchangers are arranged in the convection zone of the cracking furnace to utilize the heat of flue gas formed in the radiation zone by combustion. Depending on the type and state of matter of the hydrocarbon-containing feed, flow occurs through the heat exchangers to achieve, independently of the type and state of matter of the hydrocarbon-containing feed, an exit temperature of the flue gas in the range from 80° C. to 150° C. | 10-17-2013 |
20130269576 | BURNER WITH ADJUSTABLE FLUE GAS RECIRCULATION - The invention relates to a burner (B) for firing a combustion chamber, having a supply duct (Z | 10-17-2013 |
20130263615 | OSCILLATING FLOW FREEZER - A freezer for a product includes a housing having a sidewall defining a chamber in the housing, and an inlet and an outlet in communication with the chamber; and a pair of pistons operatively associated with the housing and in communication with the chamber, the pair of pistons operable out of phase with each other for oscillating a gas flow within the chamber. A method is also provided for reducing a temperature of a product in a freezer. | 10-10-2013 |
20130206004 | METHOD AND DEVICE FOR VACUUM PRESSURE SWING ADSORPTION WITH TEMPORARY STORAGE - Adsorptive decomposition of a gas mixture is performed by vacuum pressure swing adsorption. The gas mixture is condensed to the adsorption pressure by means of at least one condenser prior to being fed into the vacuum pressure swing adsorption process. Regeneration of the adsorber(s) is carried out by means of at least one vacuum pump. The condensed gas mixture ( | 08-15-2013 |
20130205831 | Method and device for obtaining compressed oxygen and compressed nitrogen by the low-temperature separation of air - The invention relates to a method and device for obtaining compressed oxygen and compressed nitrogen by the low-temperature separation of air in a distillation column system for nitrogen-oxygen separation, said distillation column system having at least one high-pressure column ( | 08-15-2013 |
20130192300 | DEVICE FOR LOW-TEMPERATURE SEPARATION OF AIR - The device serves for the cryogenic separation of air. It has the following features: a main heat exchanger and a supercooling countercurrent heat exchanger ( | 08-01-2013 |
20130139687 | METHOD FOR THE REMOVAL OF ACID GASES FROM A RESIDUAL GAS OF AN ALCOHOL SYNTHESIS - The invention relates to a method for separating off carbon dioxide from a gas mixture containing hydrogen, carbon monoxide and carbon dioxide, which gas mixture is produced as residual gas in an alcohol synthesis. The residual gas is subjected to a physical gas scrubbing in which carbon dioxide is scrubbed out of the residual gas in an absorption step by means of a low-temperature alcohol used as the scrubbing medium. | 06-06-2013 |
20130139548 | METHOD AND APPARATUS FOR PRODUCING PRESSURIZED OXYGEN BY LOW-TEMPERATURE SEPARATION OF AIR - The invention relates to a method and apparatus for producing pressurized oxygen by low-temperature separation of air in a distillation column system having a low-pressure column and a high-pressure column. All of the feed air is compressed to a first air pressure, at least 4 bar above the operating pressure of the high-pressure column. A first partial stream of the feed air, compressed to the first air pressure, is further compressed in a secondary compressor to a second higher air pressure, before being (pseudo-)liquefied and is introduced into the distillation system. A second partial stream of the feed air, compressed to the first air pressure, is cooled and depressurized in an expander, which drives the secondary compressor. A return stream is branched off from the (pseudo-)liquefied first partial stream, depressurized, heated and then introduced to the first partial stream upstream from the secondary compressor. | 06-06-2013 |
20130125751 | COLUMN - The invention relates to a column comprising a jacket that bounds at least a first jacket space (M) and a second jacket space arranged thereabove along the longitudinal axis (L). The e first jacket space is separated from the second jacket space by a gas-permeable first chimney tray. A gaseous phase flows upward into the first jacket space, through the first chimney tray into the second jacket space, and then flows upward into the second jacket space. In the first jacket space the gaseous phase (M), in counter-current flow, contacts a first liquid washing agent, and in the second jacket space the gaseous phase, in counter-current flow, contacts a second liquid washing agent. The first chimney tray has a separator for separating the second washing agent, which separates the second washing agent (W′) and directs it into the second jacket space. The invention further relates to an apparatus comprising the column and a method for separating CO | 05-23-2013 |
20130113128 | DEVICE FOR BRINGING ABOUT A PHASE CONTACT BETWEEN A LIQUID PHASE AND A GASEOUS PHASE, IN PARTICLUAR A HEAT AND MASS TRANSFER COLUMN - The invention relates to a device (column) for bringing about a phase contact between a liquid phase and a gaseous phase, in particular a material exchange column, comprising: a shell, which extends along a longitudinal axis and bounds a shell space, at least a first circular tray, arranged in the shell space, for taking up the liquid phase, which extends crosswise to the longitudinal axis, whereby the at least one first tray has through openings for passage of a gaseous phase, so that the gaseous phase can come into phase contact with the liquid phase that is located on the at least one first tray. According to the invention, a large number of sealing weirs projecting from the first tray along the longitudinal axis are provided, which extend in each case along a radial direction of the at least one first tray, so that the first tray is divided into a corresponding plurality of sectors. In addition, the invention relates to an apparatus comprising such a device and a floatable carrier. | 05-09-2013 |
20130112922 | Synthesis Gas Generation - The invention relates to a method for generating a CO and an H | 05-09-2013 |
20130111947 | REBALANCING A MAIN HEAT EXCHANGER IN A PROCESS FOR LIQUEFYING A TUBE SIDE STREAM - A process for liquefying a tube side stream in a main heat exchanger is described. The process comprises the steps of: a) providing a first mass flow to the warm end of a first subset of individual tubes, b) providing a second mass flow to the warm end of a second subset of individual tubes, c) evaporating a refrigerant stream on the shell side; d) measuring an exit temperature of the first mass flow; e) measuring an exit temperature of the second mass flow; and, f) comparing the exit temperature of the first mass flow measured in step d) to the exit temperature of the second mass flow measured in step e), the process characterized in that at least one of the first and second mass flows is adjusted to equalise the exit temperature of the first mass flow with the exit temperature of the second mass flow. | 05-09-2013 |
20130092063 | COLUMN - The invention relates to a column, with a jacket, extending along a longitudinal axis, which jacket bounds a first jacket space and a second jacket space arranged over it along the longitudinal axis, a chimney tray, extending crosswise to the longitudinal axis, that separates the two jacket spaces from one another. The at least a first chimney extends from the tray along the longitudinal axis, and projects into the second jacket space. The chimney has a peripheral wall defining an opening, via which the two jacket spaces are connected to one another for gas feed, and a chimney top. On the peripheral wall, a flat impact element is arranged tilted toward the longitudinal axis in such a way that a liquid phase flowing downward from the chimney top along the longitudinal axis strikes the flat impact element diminishing the momentum input of the liquid phase that stands on the chimney tray. | 04-18-2013 |
20130091898 | METHOD AND DEVICE FOR MELTING MELTABLE STOCK - A method for melting meltable stock, such as glass includes a melting furnace ( | 04-18-2013 |
20130086942 | DEVICE FOR THE CRYOGENIC SEPARATION OF AIR - The device serves for the cryogenic separation of air. It comprises a main heat exchanger ( | 04-11-2013 |
20130071308 | CO2 RECOVERY USING THE SURE PROCESS - The invention relates to a method for recovering sulphur from a sour gas containing hydrogen sulphide and carbon dioxide, comprising: oxidation of the sour gas, wherein a part of the hydrogen sulphide is oxidized to sulphur dioxide and water, reaction of the resulting sulphur dioxide with the residual hydrogen sulphide to elementary sulphur, and removal of elementary sulphur. According to the invention carbon dioxide and/or carbon dioxide generated by oxidation of the sour gas is compressed, and at least a part of the carbon dioxide is injected into an oil well. Furthermore, the invention relates to a plant suitable for performing the above method. | 03-21-2013 |
20130068431 | MAIN HEAT EXCHANGER AND A PROCESS FOR COOLING A TUBE SIDE STREAM - A process for cooling a tube side stream in a main heat exchanger is described. The process comprises: a) supplying a first mass flow of a tube side stream to a first zone of individual tubes in the tube bundle; b) supplying a second mass flow of the tube side stream to a second zone of individual tubes in the tube bundle, the second zone being offset from the first zone; c) supplying a refrigerant stream on the shell side for cooling the first and second mass flows; d) removing the evaporated refrigerant stream from the warm end of the main heat exchanger; and, e) adjusting the first mass flow of the tube side stream relative to the second mass flow of the tube side stream to maximise the temperature of the removed evaporated refrigerant stream. | 03-21-2013 |
20130061607 | COOLING SYSTEM - The invention relates to a cooling system for cooling a refrigeration consumer (K) that has a single-stage or multi-stage compressor to compress refrigerant circulating in the cooling system, at least one heat exchanger to cool the refrigerant, and at least one expansion turbine to expand the refrigerant in a way that gives off cold. A storage device that serves to store liquid refrigerant is assigned to the cooling system, or a storage device is integrated into the cooling system, in such a way that at least temporarily, liquid refrigerant can be fed into the cooling circuit from the storage device. | 03-14-2013 |
20130056684 | TREATMENT OF A CARBON DIOXIDE-RICH FRACTION OF A SYSTEM FOR PRODUCTION OF HYDROGEN AND CARBON MONOXIDE - The invention relates to a method for treatment of a carbon dioxide-rich gas fraction ( | 03-07-2013 |
20130047666 | METHOD AND DEVICE FOR OBTAINING PRESSURIZED NITROGEN AND PRESSURIZED OXYGEN BY LOW-TEMPERATURE SEPARATION OF AIR - The invention relates to a method and device for obtaining pressurized nitrogen and pressurized oxygen by low-temperature separation of air. Compressed and purified feed air is cooled down in a main heat exchanger and introduced into a distillation column system comprising at least one high-pressure column and one low-pressure column. The distillation column system for nitrogen-oxygen separation in addition contains a residual gas column operating at a pressure which is lower than the operating pressure of the low-pressure column. A liquid crude oxygen fraction from the high-pressure column ( | 02-28-2013 |
20130037120 | METHOD FOR THE COMPRESSION OF BOIL-OFF GAS - The invention relates to a method for compression of boil-off gas produced in the storage of liquefied natural gas (LNG), in which the boil-off gas is compressed in a single-stage or multistage manner and then fed to a further use. The boil-off gas (1) that is to be compressed undergoes a pressure elevation by means of at least one ejector (Y) and then warmed (E2), before being compressed (V) in a single-stage or multistage manner> The motive gas (2) used for the ejector (Y) is a substream of the compressed boil-off gas and/or a gas, the composition of which is substantially identical to or similar to that of the boil-off gas (1) and/or the addition of which to the boil-off gas does not adversely affect the intended use of the compressed boil-off gas. | 02-14-2013 |
20130036737 | POWER GENERATION FROM LOW-TEMPERATURE HEAT - The invention relates to a method for converting heat energy into mechanical energy by means of a Rankine cycle. In the Rankine cycle the circulating working fluid is pumped to a pressure above its critical pressure prior to heat exchange with an external medium. During the heat exchange with the external medium, the working fluid is heated to a temperature above its critical temperature and sufficiently high for the working fluid to expand without partial condensation. The working fluid is then expanded and condensed. The maximum pressure of the working fluid is controlled by means of an expander controllable with regard to the mass flow rate of the working fluid and/or a pump controllable with regard to the mass flow rate of the working fluid. | 02-14-2013 |
20130025452 | METHOD AND DEVICE FOR SCRUBBING MEDIUM REGENERATION IN GAS SCRUBBERS - The invention relates to a method and apparatus for regenerating a scrubbing medium used at elevated pressure in a physical gas scrubber for purifying a feed gas containing hydrogen and carbon monoxide. The scrubbing medium, loaded with carbon dioxide and sulphur components, is expanded to a pressure between 0.4 and 1.7 bar(a), liberating a carbon dioxide-rich, sulphur component-containing gas. This gas is compressed and introduced into a scrubbing column, in which sulphur components are scrubbed out of the carbon dioxide-rich gas using sulphur-free scrubbing medium. | 01-31-2013 |
20130025276 | METHOD AND DEVICE FOR PRODUCING A CARBON DIOXIDE-RICH GAS MIXTURE, METHOD AND DEVICE FOR IMPROVED OIL RECOVERY AND CORRESPONDING USE OF A GAS ENGINE - The invention relates to a method for producing a carbon dioxide-rich gas mixture ( | 01-31-2013 |
20120330078 | PROCESS FOR PREPARING LINEAR alpha-OLEFINS - The invention relates to a process for preparing linear α-olefins, wherein ethylene | 12-27-2012 |
20120312512 | HEAT EXCHANGER - The invention relates to a heat exchanger, in particular for a synthesis gas installation, for the heat exchange between a first and a second medium (W, G), comprising a shell ( | 12-13-2012 |
20120304859 | PROCESS AND DEVICE FOR GAS SCRUBBING - The invention relates to a process and a device for carrying out a gas scrubbing, in which gas is conducted from bottom to top and scrubbing medium is conducted from top to bottom through a scrubbing column (T). In the scrubbing column (T) at least two scrubbing sections (WS | 12-06-2012 |
20120282574 | DEVICE FOR GENERATING GASEOUS SPECIES - The present invention provides a device | 11-08-2012 |
20120280053 | METHOD AND DEVICE FOR PRODUCING A FRAGRANCED AIR STREAM - A method and device for producing a fragranced air stream for fragrancing rooms, objects or the like, wherein fragrance is applied to a strip-like fragrance carrier ( | 11-08-2012 |
20120261103 | HEAT EXCHANGER WITH CENTRAL PIPE AND RING CHANNEL - The invention relates to a heat exchanger ( | 10-18-2012 |
20120261089 | HEAT EXCHANGER WITH ADDITIONAL LIQUID CONTROL IN SHELL SPACE - The invention relates to a heat exchanger ( | 10-18-2012 |
20120261088 | HEAT EXCHANGER WITH SECTIONS - The invention relates to a shell and tube heat exchanger ( | 10-18-2012 |
20120256331 | COLUMN WITH CARRYING DEVICES FOR COLUMN INTERNALS - The invention relates to a column ( | 10-11-2012 |
20120247147 | HEAT EXCHANGER SYSTEM - The invention relates to a heat exchanger system ( | 10-04-2012 |
20120240621 | DEVICE FOR THE LOW-TEMPERATURE SEPARATION OF AIR - The invention relates to an apparatus for the low-temperature separation of air and comprises a main heat exchanger ( | 09-27-2012 |
20120240620 | METHOD AND DEVICE FOR GENERATING AN OXYGEN PRODUCT BY LOW-TEMPERATURE SEPARATION OF AIR - The method and device serve for generating an oxygen product by low-temperature separation of air having a distillation column system for nitrogen-oxygen separation that comprises a high-pressure column ( | 09-27-2012 |
20120240616 | METHOD AND DEVICE FOR TREATING A CARBON DIOXIDE-CONTAINING GAS STREAM - The invention relates to a method and an apparatus for treating a carbon dioxide-containing gas stream. Precompressed raw gas stream ( | 09-27-2012 |
20120237422 | METHOD AND PLANT FOR FLUE GAS DE-NOXING - The invention relates to a method for depleting nitrogen oxides from an oxygen-containing gas stream. The gas stream is brought into contact with a scrubbing solution containing ammonia and ammonium sulphite in a NO | 09-20-2012 |
20120227418 | COOLING UNIT - The invention relates to a cooling unit for cooling a load having a refrigeration circuit, at least one compressor for compressing a refrigerant that circulates in the refrigeration circuit, several heat exchangers, in which the refrigerant is cooled against itself, and two expansion devices that operate at different temperature levels, in which, at least temporarily, at least one partial stream of the refrigerant is expanded to produce cold. At least one additional expansion device is provided. The latter is connected to the refrigeration circuit in such a way that the refrigerant that can be, at least temporarily, at least partially expanded in the additional expansion device to produce cold. | 09-13-2012 |
20120198997 | METHOD OF SEPARATING OFF TRACE COMPONENTS FROM A FRACTION CONTAINING AT LEAST NITROGEN AND HELIUM - A method is described for separating off trace components from a fraction ( | 08-09-2012 |
20120198883 | Method for cooling a single-component or multi-component stream - The invention relates to a method for cooling a single-component or multi-component stream, in particular a hydrocarbon-rich fraction, by indirect heat exchange with the refrigerant mixture of a refrigerant mixture circuit. The refrigerant mixture is compressed in at least two stages and is separated into a lower-boiling refrigerant mixture fraction compressed to the ultimate pressure of the refrigerant mixture circuit and at least one higher-boiling refrigerant mixture fraction compressed to an intermediate pressure. The latter is pumped (P | 08-09-2012 |
20120175350 | INTEGRATED FLOW METER - A device for supplying a shielding gas to a welding torch, the device including a cylinder | 07-12-2012 |
20120175091 | DISTRIBUTION SYSTEM AND HEAT EXCHANGER APPARATUS - The invention relates to a distribution system ( | 07-12-2012 |
20120174625 | METHOD AND DEVICE FOR PRODUCING A GASEOUS PRESSURIZED OXYGEN PRODUCT BY CRYOGENIC SEPARATION OF AIR - Process and apparatus for producing a pressurized gaseous oxygen product by cryogenic air separation | 07-12-2012 |
20120160453 | COLUMN APPARATUS FOR MATERIAL EXCHANGE AND/OR HEAT EXCHANGE - The invention relates to a column ( | 06-28-2012 |
20120152234 | STORAGE CONTAINER - The invention relates to a storage container (S) for storing a liquid with a storage space (SP) that is limited toward the bottom by a base (B) that is flat at least in places and an immersion pump (P) that is arranged in the storage space (SP), via which the stored liquid can be removed from the storage container (S). The base (B) of the storage space has a recess (V) in which the immersion pump is arranged and/or into which an intake pipe that is connected to the immersion pump extends. | 06-21-2012 |
20120131952 | METHOD FOR RECOVERING A GASEOUS PRESSURE PRODUCT BY LOW-TEMPERATURE SEPARATION OF AIR - The invention relates to production of a pressurized gaseous oxygen product by low-temperature separation of air in a distillation column system, having a low-pressure column and a high-pressure column. A first partial stream of the purified feed air is work-expanded in a first expander, and at least partially introduced into the high-pressure column. A second partial stream is cooled in a main heat exchanger to an intermediate temperature, further compressed, cooled in the main heat exchanger where it is liquefied or pseudo-liquefied, and then introduced into the distillation column system. A third partial stream of the compressed feed air is work-expanded in a second expander. A liquid oxygen product stream, removed from the distillation column system, is brought to an elevated pressure, evaporated or pseudo-evaporated in the main heat exchanger, heated to approximately ambient temperature, and ultimately withdrawn as a pressurized gaseous oxygen product stream. | 05-31-2012 |
20120085711 | PROCESS FOR THE OXIDATION OF WASTE ALKALI UNDER SUPERATMOSPHERIC PRESSURE - The invention relates to a process for the treatment of a used waste alkali, in which the used waste alkali is oxidized at a superatmospheric pressure in the range from | 04-12-2012 |
20120079849 | REMOVAL OF HYDROGEN - The invention relates to a method for liquefying a hydrocarbon-rich fraction ( | 04-05-2012 |
20120073435 | GAS SCRUBBING AND METHOD FOR OPERATION THEREOF - The invention relates to a gas scrubbing process, as well as a method for the operation thereof, in which during normal operation in an absorber column, gas components are separated from a gas mixture (feed gas) by scrubbing with a scrubbing liquid. The scrubbing liquid, loaded with separate gas components during the scrubbing process, is regenerated in a regeneration system that comprises at least one regeneration device equipped with a liquid level control. The regenerated scrubbing liquid is then recycled into the absorber column. When the feed gas is lost/reduced, the nominal value of the liquid level control is raised, and the resultant additional storage volume provided in the regeneration device is used for storing scrubbing liquid. | 03-29-2012 |
20120063982 | PROCESS AND DEVICE FOR DECOMPOSING LAUGHING GAS - The laughing-gas-containing gas ( | 03-15-2012 |
20120060554 | METHOD FOR SEPARATING OFF NITROGEN AND HYDROGEN FROM NATURAL GAS - The invention relates to a method for separating off nitrogen and lighter components, in particular hydrogen, carbon monoxide, neon and argon, from a feed fraction (e.g., natural gas) that is to be liquefied containing at least methane, nitrogen and hydrogen. The cooling and liquefaction of the feed fraction proceeds against the refrigerant or mixed refrigerant of at least one refrigeration cycle. In the inventive method, the feed fraction ( | 03-15-2012 |
20120060553 | NATURAL GAS LIQUEFACTION - The invention relates to a method for liquefying a hydrocarbon-rich feed fraction, preferably natural gas, against a nitrogen refrigeration cycle. A feed fraction is cooled against gaseous nitrogen that is to be warmed, and liquefied against liquid nitrogen that is to be vaporized. The feed fraction is cooled and liquefied in an at least three-stage heat-exchange process. In the first section of the heat-exchange process, the feed fraction is cooled against superheated gaseous nitrogen to the extent that an essentially complete separation of the relatively heavy components is achievable. In the second section, the feed fraction freed from relatively heavy components is partially liquefied against gaseous nitrogen that is to be superheated. In the third section, the feed fraction is liquefied against nitrogen that is to be partially vaporized. | 03-15-2012 |
20120041248 | PROCESS FOR REMOVING NITROGEN - A process is described for removing a nitrogen-rich fraction from a feed fraction containing essentially nitrogen and hydrocarbons, wherein the feed fraction is partially condensed and fractionated by rectification into a nitrogen-rich fraction and a methane-rich fraction. | 02-16-2012 |
20120017908 | DEVICE FOR SUPPLYING GAS TO A PATIENT - The invention relates to a device for supplying gas to a patient, in particular a patient breathing spontaneously. Said device comprises a) a metering device (A) which is used to meter the gas to be inhaled by the patient (P) into the gas tank (B), b) a gas tank (B) which is used to store the gas to be inhaled by the patient (P), c) a demand valve (D) which regulates the volume flow of the gas inhaled by the patient (P), d) a reservoir (F) which is used to hold the gas exhaled by the patient (P), e) a carbon dioxide separating unit (G) which is used to separate carbon dioxide from the exhaled gas, f) a pump (H) which is used to return the exhaled gas purified of carbon dioxide into the gas tank (B), and g) an analysis/control unit (J) which analyzes the gas returned to the gas tank (B) and controls the metering device (A) according to the composition of said gas. | 01-26-2012 |
20120017640 | PROCESS FOR SEPARATING OFF NITROGEN - A process for separating off a nitrogen-rich fraction from a feed fraction containing essentially nitrogen and hydrocarbons, wherein the feed fraction is separated by rectification a nitrogen-rich fraction and a methane-rich fraction, is described. | 01-26-2012 |
20120014855 | APPARATUS AND PROCESS FOR DECOMPOSING DINITROGEN MONOXIDE IN AN ADIABATIC FIXED BED REACTOR - The invention relates to an apparatus and to a process for decomposing dinitrogen monoxide. The apparatus comprises a gas inlet | 01-19-2012 |
20110277500 | NITROGEN REMOVAL FROM NATURAL GAS - The invention relates to a method for the separation of a hydrocarbon-rich, nitrogen-containing feed fraction ( | 11-17-2011 |
20110256602 | Method for Biotechnological Production of a Hydrogen Carrier - The invention relates to a method for biotechnological production of a hydrogen carrier. It is proposed to culture ammonium-producing cyanobacteria in which, by increasing the nitrogenase activity and/or blocking the utilization of ammonium in the cell metabolism and/or providing an exit mechanism for ammonium via the cell membrane, the ammonium yield is increased. The ammonia generated by the cyanobacteria is made available as a hydrogen carrier. | 10-20-2011 |
20110229595 | CASTING, MOLDING OR PRESSING TOOL WITH TEMPERATURE CONTROL MEDIUM CHANNELS - In a method of producing a casting, molding or pressing tool ( | 09-22-2011 |
20110226126 | GENERATING OXYGEN IN HOSPITALS - An arrangement for generating oxygen in a facility is described, which arrangement has at least one unit for generating medical air (V, R), a vacuum system (VS), and a PSA unit (A), which serves to generate an oxygen product stream. According to the invention, the PSA unit (A) and the vacuum system (VS) are interconnected in such a way that the adsorber or adsorbers of the PSA unit (A) can be regenerated by means of the vacuum system (VS), and/or the unit for generating medical air (V, R) is connected to the PSA unit (A) in such a way that at least a subsidiary stream ( | 09-22-2011 |
20110223396 | Component Surface with Three-Dimensional Surface Texture and Method for the Creation of a Component Surface with Three-Dimensional Surface Texture - This invention relates to a component surface (side section 1 | 09-15-2011 |
20110220848 | GASIFICATION OF CRUDE GLYCEROL - The invention relates to a method ( | 09-15-2011 |
20110214453 | PROCESS AND DEVICE FOR CRYOGENIC AIR FRACTIONATION - The process and the device serve for cryogenic air fractionation, in particular for supplying an oxygen-enriched (product stream to an oxyfuel power plant. The distillation column system for nitrogen/oxygen separation has a high-pressure column ( | 09-08-2011 |
20110209499 | METHOD FOR REMOVING NITROGEN - A process is described for separating off a nitrogen-rich fraction from a feed fraction containing essentially nitrogen and hydrocarbons, wherein the feed fraction is separated by rectification into a nitrogen-rich fraction and a methane-rich fraction and wherein the methane-rich fraction for the purpose of cold generation is vaporized and superheated at a pressure as high as possible against the feed fraction which is to be cooled. | 09-01-2011 |
20110132083 | Low Temperature Gas Flow Sensor - A method, and apparatus therefor, for detecting the presence of a target amount of gas flowing within a conduit, including: providing a heating element in operational contact with the conduit; heating at least one of the conduit or the gas; measuring the temperature of at least one of the heating element, the conduit or the gas; comparing the measured temperature of at least one of the heating element, the conduit or the gas to data relating to a target temperature; controlling and measuring the amount of energy consumed by the heating element in order to maintain the target temperature; correlating the amount of energy consumed by the heating element in order to maintain the target temperature with an amount of gas flowing within the conduit; and determining whether the amount of gas flowing within the conduit is at least the target amount of gas flowing within the conduit. | 06-09-2011 |
20110107774 | Self-Powered Refrigeration Apparatus - A fan for refrigerant fluid, including at least one blade having an internal space through which a refrigerant fluid passes; at least one nozzle in fluid communication with the internal space of each blade, wherein the at least one nozzle discharges the refrigerant fluid at a velocity sufficient to rotate the blade(s); and an electrical generator operationally engaged with the blade(s). Also, a snow injection device for a CO | 05-12-2011 |
20110082324 | METHOD FOR REACTION CONTROL OF EXOTHERMIC REACTION AND APPARATUS THEREFORE - The present invention relates to method for reaction control of an exothermic reaction, comprising the steps:
| 04-07-2011 |
20110022367 | Processes for Determining the Strength of a Plate-Type Exchanger, for Producing a Plate-Type Heat Exchanger, and for Producing a Process Engineering System - A process for determining the strength of a plate-type heat exchanger includes computing the temperature stresses of the plate-type heat exchanger within the heat exchanger during its operation by a three-dimensional numerical simulation. Based on the computed temperature stresses, the strength of the plate-type heat exchanger is determined. The process for producing a plate-type heat exchanger with separating plates and profiles of metal uses this strength determination for establishing one or more mechanical parameters of the heat exchanger. The heat exchanger is manufactured with the one or more mechanical parameters. | 01-27-2011 |
20100320296 | Coal Gasification Burner - The invention relates to a burner with a burner head and burner tubes (A, I, Z), arranged in the burner head, which are made of metal and are intended for feeding at least one fuel (K) and an oxidizing agent (O) into a reaction space. At least one of the burner tubes (I) is provided with a cladding (V) which is composed of a ceramic material and entirely or partially covers the inner or the outer surface of the burner tube so that hot gas corrosion and mechanical abrasion are avoided. In order to minimize the mechanical loads acting on the cladding, the ceramic cladding (V) is connected to the metallic burner tube (I) by means of a form-fitting connection. | 12-23-2010 |
20100281888 | METHOD FOR COOLING SUPERCONDUCTING MAGNETS - The invention describes a method for cooling at least one super-conducting magnet. According to the invention, the cooling of the super-conducting magnet(s) takes place exclusively by means of one or more helium flows which are at at least two temperature levels. | 11-11-2010 |
20100263846 | Plate Heat Exchanger Having Profiles - The invention describes a plate heat exchanger and a method for producing a plate heat exchanger. The plate heat exchanger consists of a multiplicity of passages | 10-21-2010 |
20100212354 | METHOD OF DISPOSING OF CARBON DIOXIDE - A process and also an arrangement for disposing of one of more carbon dioxide-containing fractions which occur at one or more sites of a fractionation and/or liquefaction process such as, for example, a natural gas liquefaction process. The carbon dioxide-containing fraction(s) is or are subjected to a purification (B) and/or liquefaction (C) and subsequently sequestered (D). Preferably, use is made of at least one substream ( | 08-26-2010 |
20100181053 | Plate Heat Exchanger - A plate heat exchanger ( | 07-22-2010 |
20100092360 | Catalyst Containing Platinum and Palladium for the Selective Reduction of NOx with Hydrogen (H2-SCR) - The invention relates to a novel catalyst having excellent activity and selectivity for reducing nitric oxides (NO/NO | 04-15-2010 |
20100083695 | PROCESS FOR LIQUEFYING HYDROGEN - The invention relates to a process for liquefying hydrogen. To reduce the specific energy consumption, the following process steps are used: a) the precooling of the hydrogen stream by indirect heat exchange against a pressurized LNG stream to a temperature of between 140 and 130 K, b) the precooling of the hydrogen stream by indirect heat exchange against a coolant to a temperature of between 85 and 75 K, c) where the precooling of the coolant takes place against a pressurized LNG stream, and d) the cooling and at least partial liquefaction of the precooled hydrogen stream takes place by indirect heat exchange against another hydrogen stream channeled through a closed cooling circuit, e) where the precooling of the condensed hydrogen stream, which is channeled through a closed cooling circuit, takes place against a pressurized LNG stream. | 04-08-2010 |
20100025026 | FATIGUE-PROOF PLATE HEAT EXCHANGER - Plate heat exchanger for indirect heat exchange between at least two liquid and/or gaseous media with an essentially parallelepiped-shaped base ( | 02-04-2010 |
20100024997 | PROCESS FOR THE DERESINATION OF PULP AND USE OF CARBON DIOXIDE OR (BI) CARBONATE THEREFOR - The invention relates to a process for the deresination of pulp as well as to the use of carbon dioxide or a (bi)carbonate compound for the deresination of pulp. The process concerns the removal of wood extractives or resin from an aqueous pulp suspension in an alkaline process stage of the pulping process, such as an oxygen delignification stage, at a pH above 10. Carbonate ions are provided in the pulp at the high pH for solubilizing a significant part of the wood extractives in the pulp. The alkaline pulp is dewatered to remove solubilized extractives and for providing a deresinated pulp. | 02-04-2010 |
20100005833 | COILED HEAT EXCHANGER HAVING DIFFERENT MATERIALS - A coiled heat exchanger having a plurality of tubes which are wound around a core tube is disclosed. The coiled heat exchanger having a casing which delimits an outer space around the tubes, and wherein a first and a second component of the coiled heat exchanger are composed of different materials. | 01-14-2010 |
20090295145 | DRAINING OR VENTING DEVICE FOR A COMPENSATOR - The invention relates to a draining or venting device for a compensator ( | 12-03-2009 |
20090272133 | Method and Device for Deicing and Cleaning of Fans - The invention pertains to a method and apparatus for removing ice layers and/or snow layers and/or dirt layers from the rotor blades of axial fans in cooling installations for refrigerating and/or freezing products. At least one cleaning substance jet is directed toward the rotor blades of an axial fan within certain time intervals in such a way that ice layers and/or snow layers and/or dirt layers are at least separated from the surfaces of the rotor blades and transported away, wherein the rotor blades rotate with nominal speed while cleaning jets act upon their surfaces. | 11-05-2009 |
20090260392 | METHOD OF LIQUEFYING A HYDROCARBON-RICH FRACTION - For liquefying a hydrocarbon-rich fraction, in particular natural gas, the hydrocarbon-rich fraction which is to be liquefied is merely cooled and liquefied against a coolant mixture, and the coolant mixture, before its cooling, is separated into a gas phase and a liquid phase, and wherein the gas ( | 10-22-2009 |
20090253815 | Process and Reactor for Implementing Exothermic and Endothermic Reactions - Implementing at least one endothermic and/or exothermic reaction in a compact reactor which has passages for conducting gaseous and/or liquid media, through which passages the reactants of the endothermic or exothermic reaction as well as a heating medium or coolant are sent, whereby
| 10-08-2009 |
20090218075 | Coiled Heat Exchanger - A coiled heat exchanger having a plurality of tubes, which are helically coiled around a core tube in one or more concentric layers of tubes and form a bundle in the form of a hollow cylinder, and also having a shell, which delimits an outer space around the tubes, is disclosed. It is formed in such a way that, during operation, heat is transferred between at least two fluid streams, one of which flows through the interior of the tubes and the other of which flows through the outer space. At least one elastic component that does not transfer heat and comprises a metallic material is arranged inside the shell and radially outside the bundle. | 09-03-2009 |
20090211297 | HELIUM PRODUCTION IN LNG PLANTS - A process for separating a helium-rich fraction from a liquefied natural gas stream, is disclosed. In an embodiment, the process includes expansion of a liquefied natural gas stream and separation of the helium-rich fraction. The helium-rich fraction is heated countercurrent to a natural gas stream to be cooled and liquefied. The natural gas stream liquefied in a heat exchange countercurrent to the helium-rich fraction to be heated is fed prior to and/or in the separation of the helium-rich fraction. The total enthalpy of the mixture of the two aforementioned natural gas streams brought to the separation of the helium-rich fraction is variable. | 08-27-2009 |
20090211296 | METHOD AND APPARATUS FOR SEPARATING A FRACTION RICH IN C2+ FROM LIQUEFIED NATURAL GAS - A process and apparatus for separating a fraction rich in C | 08-27-2009 |
20090205366 | METHOD FOR LIQUEFACTION OF A STREAM RICH IN HYDROCARBONS - A method for liquefying a hydrocarbon-rich stream is disclosed. In an embodiment, the hydrocarbon-rich stream is liquefied in a heat exchanger countercurrent to a three component refrigerant mixture. The refrigerant mixture is compressed in a two stage compressor. The refrigerant mixture is separated into a higher boiling fraction and a lower boiling fraction. A fluid fraction is recovered from a partial stream of the lower boiling fraction. The fluid fraction is supercooled and expanded to a pressure of the higher boiling fraction and the fluid fraction is provided to a compressor stage to which the higher boiling fraction is taken. | 08-20-2009 |
20090199590 | METHOD AND APPARATUS FOR COMPRESSING A NATURAL GAS STREAM - A method and apparatus for compressing a natural gas stream is disclosed. The natural gas stream to be compressed is liquefied and then compressed by means of at least one cryogenic pump. Liquefaction of the natural gas stream to be compressed preferably takes place using the energy from a low-temperature process, specifically in the exchange of heat countercurrent to at least one medium to be heated, preferably countercurrent to a cryogenic medium. | 08-13-2009 |
20090199579 | PROCESS FOR COOLING A STORAGE CONTAINER - A process for cooling a storage container, in particular a mobile storage container for a cryogenic medium, is described. | 08-13-2009 |
20090152501 | Process and device for removal of exhaust gases - The invention relates to a process as well as a device for removal of exhaust gas ( | 06-18-2009 |
20090113786 | Process for Recovering Tall Oil or Tall Oil Fuel - The invention relates to a process for providing tall oil or tall oil fuel from tall oil soap. In the process, tall oil soap, which may be neutralized with carbon dioxide, is treated with an alkaline earth metal compound to convert sodium soaps into alkaline earth metal soaps. The conversion reduces the sodium content and increases the heat value of the product. The converted product may be used to provide a low sodium fuel or it may be acidulated with a minimum of sulfur. | 05-07-2009 |
20090035207 | METHOD AND DEVICE FOR SEPARATING A GAS MIXTURE - A method and device for producing a carbon dioxide product from a feed gas comprised predominantly of carbon dioxide and nitrogen in a cryogenic gas separation process is disclosed. The nitrogen is separated from carbon dioxide in a one-stage condensation process in two separators that are connected in series. | 02-05-2009 |
20090019888 | METHOD FOR LIQUEFYING A HYDROCARBON-RICH STREAM - A method for liquefying a hydrocarbon-rich stream, in particular a natural gas stream, is disclosed. A liquefaction of the hydrocarbon-rich stream takes place countercurrent to a refrigerant mixture cycle cascade consisting of two or three refrigerant mixture cycles. No additional process steps are involved in the heat exchange between the hydrocarbon-rich stream which is to be precooled and the refrigerant mixture of the first refrigerant mixture cycle. | 01-22-2009 |
20090014452 | STORAGE TANK - A storage tank including an outer tank, one or more inner tanks arranged inside the outer tank, and supply and discharge lines in the inner tank(s) is disclosed. The, or at least one of the, inner tanks is comprised at least in part of a carbon fiber and/or a carbon fiber reinforced material and/or is reinforced with a carbon fiber and/or a carbon fiber reinforced material. | 01-15-2009 |
20090013718 | METHOD FOR THE SIMULTANEOUS RECOVERY OF A PURE HELIUM AND PURE NITROGEN FRACTION - A process for simultaneous recovery of a pure helium and a pure nitrogen fraction from a feed stream containing at least methane, nitrogen and helium, is disclosed. The feed stream is partially condensed and separated into a helium-rich gas fraction and a nitrogen- and methane-rich liquid fraction. The helium-rich gas fraction is conveyed to a purification stage in which a pure helium fraction is recovered by adsorption, permeation and/or rectification. At least one partial stream of the nitrogen- and methane-rich liquid fraction is taken to a rectification process for recovery of a pure nitrogen fraction. | 01-15-2009 |
20090008340 | Method for Evaporating a Process Stream Comprising at Least Two Components - A method of evaporating a process stream is disclosed. In an embodiment, a process stream to be cooled is provided to a heat exchanger. A process stream to be evaporated is provided to the heat exchanger. A gas and/or a liquid is admixed with the process stream to be evaporated only when an amount of gas generated during evaporation of the process stream cannot entrain a liquid portion of the process stream to be evaporated. A gas is generated by the admixing. | 01-08-2009 |
20090000191 | PROCESS AND DEVICE FOR UTILIZATION OF SOOT IN POX PLANTS - A process and device for the material utilization of soot from the waste water of a gasification appliance (heavy oil POX) in which a hydrogen- and carbon monoxide-containing (crude synthesis gas) is generated from relatively high-boiling hydrocarbons by partial oxidation, is disclosed. The soot-loaded waste water from the heavy oil POX is mixed with naphtha and is subsequently introduced into a separator (decanter) from which a substantially soot-free water fraction and a substantially water-free naphtha/soot mixture are taken off separately, where the naphtha/soot mixture is fed as feed to a further gasification appliance (naphtha POX), in which appliance predominantly naphtha is converted into a crude synthesis gas by partial oxidation. | 01-01-2009 |
20080311015 | PROCESS AND DEVICE FOR SEPARATING HYDROGEN FROM GAS FLOWS BY A PRESSURE SWING ADSORPTION PROCESS - A process for separating hydrogen from a gas flow having an oxygen constituent and including predominantly hydrogen, nitrogen, oxygen, carbon dioxide, carbon monoxide, methane and/or other hydrocarbons, as well as a device for conducting the process, is disclosed. The gas flow undergoes a process to thermally convert oxygen prior to the pressure swing adsorption process. | 12-18-2008 |
20080298979 | Engine - An engine having at least one displacer cylinder in which a liquid, in particular an ionic liquid, is arranged and which can be connected to a feed passage and a discharge passage for a medium, is disclosed. The liquid is operatively connected to a displacer device. The displacer cylinder is arranged in a cylindrical drum, rotatably mounted about an axis of rotation, at an angle to the axis of rotation of the cylindrical drum. In an embodiment, the displacer cylinder is arranged perpendicularly to the axis of rotation of the cylindrical drum, and the displacer cylinder is designed as a radial bore arranged in the cylindrical drum. | 12-04-2008 |
20080283798 | METHOD AND DEVICE FOR GENERATING HYDROGEN FROM SUBSTANCES CONTAINING GLYCEROL - A method for producing at least one product stream containing hydrogen from a feedstock containing glycerol and a device for performing the method is disclosed. By separation of unwanted substances and pyrolysis of glycerol, an intermediate product is obtained from the feedstock containing glycerol and is then converted into a crude synthesis gas containing hydrogen and carbon monoxide by steam reforming in an externally heated steam reforming reactor. | 11-20-2008 |
20080271983 | COLLECTOR-DISTRIBUTOR COMBINATION - A collector-distributor combination in a column, which is filled with a random packed bed or with a structured packing, is disclosed. The liquid phase is guided over a collector with inclined planes to a central opening, which is connected to an ascending pipe, from which the liquid phase is distributed to the plane underneath via the distributor pipes. By guaranteeing a constant filling level of the liquid phase in the ascending pipe, the distributor functions as a pressure distributor. The liquid phase is distributed independent of the inclination of the column over the entire length of the distributor pipes. The gaseous phase passes through the collector via the chimney. | 11-06-2008 |
20080271880 | Coiled Heat Exchanger Having Different Tube Diameters - A coiled heat exchanger having a plurality of tubes which are wound around a core tube is disclosed. The heat exchanger having a casing which delimits an outer space around the tubes, where the tubes of a first tube group have a first inner diameter and a first outer diameter and the tubes of a second tube group have a second inner diameter and a second outer diameter. The second inner diameter is different from the first inner diameter and/or the second outer diameter is different from the first outer diameter. | 11-06-2008 |
20080264912 | Gas Mixture For Laser Beam Fusion Cutting - A gas mixture for laser beam fusion cutting is disclosed. The gas mixture essentially contains N | 10-30-2008 |
20080254971 | PROCESS FOR RENDERING AN OXYGEN-SENSITIVE CATALYST INERT - A process for rendering an oxygen-sensitive heterogeneous catalyst (s-cat) inert to oxygen, as well as a heterogeneous catalyst that is not sensitive to oxygen, is disclosed. The surface of the s-cat is wetted with an ionic liquid. The ionic liquid firmly adhering to the surface of the catalyst forms a film, which protects the s-cat from reactions with oxygen. | 10-16-2008 |
20080247942 | Method and Reactor for Carrying Out Endothermic Catalytic Reactions - A method and device for the endothermic catalytic reaction of a supply flow is disclosed. The supply flow is divided into at least two partial flows that are parallelly guided through reactor tubes, which are situated inside the combustion chamber of a reactor and which are at least partially filled with a catalyst material or of a catalytically active structured packing or the interior thereof is at least partially surface-coated with a catalytically active material. The partial flows are guided inside a number of passages in the reactor tubes through the combustion chamber inside of which suitable burners guarantee an intense circulation of the combustion chamber atmosphere. | 10-09-2008 |
20080246222 | Displacer Unit With a Valve Plate Body - A displacer unit with a valve plate body is disclosed. The displacer unit having at least one displacer space which is arranged in a cylindrical drum rotating about an axis of rotation and which can be connected to an inlet connection and an outlet connection by means of a control surface. The control surface is formed on a valve plate body which is provided with a first control opening, which is connected to the inlet connection, and with a second control opening, which is connected to the outlet connection. The first control opening and the second control opening are spaced apart radially, where the displacer space can be connected to the first control opening by a first connecting passage and to the second control opening by a second connecting passage. The connecting passages are provided with a respective mechanical face seal for sealing relative to the control openings. | 10-09-2008 |
20080230998 | Hermetic Sealing System - A sealing system for two components which can be moved in relation to one another, in particular for a piston which can be moved in a cylinder chamber or for a piston rod, is disclosed. The sealing system has two or more moving seals. An ionic liquid is arranged between at least two of the moving seals. | 09-25-2008 |
20080230443 | METHOD AND APPARATUS FOR STEAM DEALKYLATION IN A PLANT FOR THE CATALYTIC SPLITTING OF HYDROCARBONS - A method and apparatus for treating a fraction consisting predominantly of hydrocarbons having at least six carbon atoms (C | 09-25-2008 |
20080223406 | Carbon Dioxide Cleaning Method - A method for cleaning objects is disclosed. The method includes placing the objects into a cleaning chamber and contacting them with a dense phase gas. After draining the dense phase gas from the cleaning chamber, the pressure in the cleaning chamber is changed at a rate of at least 1 bar per minute, preferably at a rate of 5 bar per minute, more preferably at a rate of 10 bar per minute. | 09-18-2008 |
20080216913 | Apparatus and Method for Dispensing Liquid and Gaseous Hydrogen - A service station, in particular a hydrogen service station for filling a motor vehicle with a gaseous and/or a liquid medium, in particular with gaseous or liquid hydrogen, is disclosed. The station includes a) a reservoir for storing a liquid medium, b) a liquid medium dispensing unit which is supplied with the liquid medium from the reservoir, c) a compressor, an evaporator, a heating system, and an intermediate reservoir for intermediate storage of a compressed gaseous medium, d) a gaseous medium dispensing unit mounted downstream of the intermediate reservoir, e) a fuel cell which is supplied by the gaseous medium coming from the reservoir and/or the intermediate reservoir and supplies power to the compressor, and f) a control unit which is powered by the fuel cell and used for controlling the compressor, the gaseous medium dispensing unit and/or the liquid medium dispensing unit. | 09-11-2008 |
20080216652 | PROCESS AND DEVICE FOR SEPARATING HYDROGEN FROM GAS FLOWS HAVING AN OXYGEN CONSTITUENT - A process and a device for separating hydrogen from a gas flow having an oxygen constituent, comprised primarily of hydrogen, nitrogen, oxygen, carbon dioxide, carbon monoxide, methane and/or other hydrocarbons, is disclosed. The gas flow is compressed in a multi-stage compression process and then cooled to room temperature by a heat exchanger. After a pre-adsorber, the gas flow is fed to a catalytic process for removing the oxygen. The catalytic reaction for removing the oxygen takes place exothermically. The gas flow is then cooled to room temperature via another heat exchanger and fed to a pressure swing adsorption process for hydrogen separation. The hydrogen is separated there from the residual gas. | 09-11-2008 |
20080213110 | Apparatus and Method for Compressing a Cryogenic Media - An apparatus and method for compressing a cryogenic media is disclosed. A compressor includes a compressor chamber surrounded by a cylinder wall in which a compressor piston is moved in a linear manner, a suction valve and a pressure valve, which are arranged in the region of the lower end position of the compressor piston, and a liquid chamber which at least partially surrounds the compressor chamber. The cylinder wall defines at least one opening, which corresponds to the liquid chamber, and at least one opening, via which the gaseous medium can be extracted from the compressor chamber, where the openings are located at points on the cylinder wall that are passed by the compressor piston. | 09-04-2008 |
20080209917 | Storage Tank For Cryogenic Media - A storage tank, in particular a storage tank for cryogenic media, preferably for liquid hydrogen, including at least one condensation pipe, which is used for delivering a gaseous cryogenic medium, is disclosed. In addition, a method for filling a storage tank with a gaseous cryogenic medium is disclosed. The condensation pipe is equipped with at least one heat exchanger via which the delivered cryogenic medium is cooled by exchanging heat with the stored cryogenic medium. | 09-04-2008 |
20080199327 | Apparatus and Method For Compressing a Gas - An apparatus and method for compressing a gas is disclosed. A compressor, in particular a piston compressor, has a low pressure stage for compressing the medium from an inlet pressure to an intermediate pressure, and has a high pressure stage for compressing the medium from the intermediate pressure to a high pressure. A compensating volume with an adjustable dead volume is connected upstream of the high pressure stage. | 08-21-2008 |