| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 203010000 |
WATER PURIFICATION ONLY
| 168 |
| 203028000 |
WITH CHEMICAL REACTION
| 92 |
| 203039000 |
WITH DISPARATE PHYSICAL SEPARATION
| 69 |
| 203021000 |
AND RECOVERING HEAT BY INDIRECT HEAT EXCHANGE
| 62 |
| 203012000 |
DISTILLING TO SEPARATE OR REMOVE ONLY WATER
| 46 |
| 203001000 |
WITH MEASURING, TESTING OR INSPECTING
| 46 |
| 203071000 |
PLURAL DISTILLATIONS PERFORMED ON SAME MATERIAL
| 42 |
| 203050000 |
ADDING MATERIAL TO DISTILLAND EXCEPT WATER OR STEAM PER SE
| 37 |
| 203006000 |
ADDITION OF MATERIAL TO DISTILLAND TO INHIBIT OR PREVENT REACTION OR TO STABILIZE
| 28 |
| 203087000 |
WITH FRACTIONAL CONDENSATION OF VAPOR OUTSIDE STILL
| 17 |
| 203004000 |
INCLUDING PURGING OF THE SYSTEM
| 14 |
| 203049000 |
CONVECTIVE DISTILLATION WITH NORMALLY GASEOUS MEDIUM, E.G., AIR
| 13 |
| 203091000 |
VAPORIZATION ZONE UNDER POSITIVE PRESSURE OR VACUUM
| 10 |
| 203089000 |
FILMING OF DISTILLAND FOR VAPORIZATION
| 9 |
| 203088000 |
FLASH VAPORIZATION OF DISTILLAND
| 7 |
| 203099000 |
MISCELLANEOUS SEPARATORY | 4 |
| 20110139604 | Dividing wall column for fractionation of a multicomponent mixture - A dividing wall column comprises the following segments: | 06-16-2011 |
| 20120073955 | HEATER FOR VAPORIZING LIQUIDS - A feed gas conditioner. | 03-29-2012 |
| 20130284586 | DIVIDING WALL COLUMN FOR PREPARING HIGH-PURITY 2 ETHYLHEXYL-ACRYLATE AND PREPARATION METHOD USING THE SAME - The present invention relates to a dividing wall column for preparing high-purity 2-ethylhexyl-acrylate, and a method for distilling 2-ethylhexyl-acrylate. The dividing wall column of the present invention provides an effect having two distillation columns through one distillation column, thereby having an effect of reducing energy compared to the conventional processing device in preparing high-purity 2-ethylhexyl-acrylate and an effect of reducing equipment costs of the device. | 10-31-2013 |
| 20160193542 | LIQUID-GAS EXCHANGE DEVICE | 07-07-2016 |
| 203086000 |
DISTILLATION IN APPARATUS OR ELEMENT OF SPECIFIC MATERIAL | 4 |
| 20110120854 | PHOTOVOLTAIC PANEL-INTERFACED SOLAR-GREENHOUSE DISTILLATION SYSTEMS - A hybrid photovoltaic panel-interfaced solar-greenhouse distillation technology is provided that is capable of utilizing solar waste heat to perform liquid distillation while co-generating solar electricity. Solar waste heat co-generated at a photovoltaic panel is effectively utilized by in situ distillation liquid as an immediate heat sink in thermo contact with the photovoltaic panel front surface, thus providing beneficial cooling of the photovoltaic panel and co-making of distillation products while generating electricity with significant improvement on total-process solar energy utilization efficiency. Its enabled beneficial utilization of waste heat can provide a series of distillation-related products such as: freshwater, sea salts, distilled water, hot water, hot steam, saline/brine products, and brine photobiological cultures for production of advanced biofuels and bioproducts, in addition to solar electricity. | 05-26-2011 |
| 20110132743 | TEXTILE PACKING - There is described a novel woven-fabric packing | 06-09-2011 |
| 20140034480 | TANTALUM-MATERIAL MULTILEVEL DISTILLATION CRUCIBLE AND DISTILLATION PROCESS - A tantalum-material multilevel distillation crucible; the distillation crucible comprises a crucible body ( | 02-06-2014 |
| 20150344325 | DEVICE AND METHOD FOR SOLAR DISTILLATION - The invention relates to a device for the distillation of a liquid, with at least one mirror surface ( | 12-03-2015 |
| 203095000 |
INCLUDING ADDITION OF WATER OR STEAM | 4 |
| 20130256117 | PROCESS FOR THE PURIFICATION OF AN AQUEOUS STREAM COMING FROM THE FISCHER TROPSCH REACTION - Process for the purification of an aqueous stream coming from the Fischer-Tropsch reaction, which comprises feeding a part of said aqueous stream to a saturator, feeding a part of said aqueous stream to a distillation and/or stripping column, feeding the aqueous stream leaving the head of said distillation and/or stripping column to said saturator. Said process allows at least a part of the aqueous stream coming from the Fischer-Tropsch reaction to be used as process water in the synthesis gas production plant, subsequently sent to the Fischer Tropsch plant for the production of hydrocarbons. | 10-03-2013 |
| 20140202847 | REMOVING VOLATILE COMPOUNDS FROM POLYMER GRANULES BY VAPOUR DISTILLATION - The present invention relates to a process for treating polyolefin granules in a treatment vessel comprising the steps of: —Providing a bed of granules in liquid in said treatment vessel —Withdrawing a first stream of liquid from said treatment vessel, wherein said first stream of liquid contains hydrocarboneous compounds —introducing a first stream of vapour into said treatment vessel —Withdrawing a second stream of vapour from said treatment vessel wherein said second stream of vapour contains volatile hydrocarboneous compounds —Recovering the granules from said treatment vessel wherein said first stream of vapour has a temperature from Tb to Tb+10° C., wherein Tb is the boiling point of the liquid at the applied pressure, and said first stream of vapour produces an upwards rising vapour stream in said treatment vessel, the superficial vapour velocity of which is no more than 0.2 m/s, and a plant suitable for conducting said process. | 07-24-2014 |
| 20160107975 | PROCESS FOR THE SEPARATION OF FORMIC ACID FROM METHYLTETRAHYDROFURAN - The invention relates to a process to separate formic acid from methyltetrahydrofuran (MTHF) said process comprising subjecting a composition comprising formic acid and MTHF to distillation, characterized in that the process comprises adding water to said distillation. This allows for cost-efficient recovery and recycling of MTHF, for example in process to produce and recover formic acid from a biomass hydrolysate. | 04-21-2016 |
| 20130240347 | ESSENTIAL OIL EXTRACTION APPARATUS - Disclosed herein are embodiments of an essential oil extraction apparatus. In some embodiments, the apparatus comprises a container configured to hold an essential oil-containing material, an essential oil extract receiver contained in the container, a condenser having an outlet fluidly coupled to the receiver and located relative to the container so as to receive essential oil-containing vapor emitted by the essential oil-containing material; and at least one microwave reflection structure associated with at least one of the container, the receiver or the condenser. The apparatus can have an overall dimension that is sufficiently small so that the apparatus fits inside a standard-sized kitchen microwave oven. | 09-19-2013 |
| 203020000 |
INCLUDING DEFOAMING OR INHIBITING FOAM | 3 |
| 20100193346 | PROCESS FOR THE PURIFICATION OF AN AQUEOUS STREAM COMING FROM THE FISCHER-TROPSCH REACTION - The present invention relates to a process for the purification of an aqueous stream coming from the Fischer-Tropsch reaction which comprises:—feeding of the aqueous stream containing the organic by-products of the reaction to a system consisting of a distillation column equipped with a partial condenser and a total condenser;—partial condensation of the vaporized stream leaving the head of the column and collection of a first distillate enriched in the heavier by-products;—total condensation of the vaporized stream leaving the partial condenser and collection of a liquid stream which is partly sent back to the distillation column as reflux whereas the remaining part is collected as distillate;—extraction of the purified aqueous stream from the bottom of the distillation column. | 08-05-2010 |
| 20120132514 | APPARATUS AND METHOD FOR RECOVERING A HYDROCARBON DILUENT FROM TAILINGS - An apparatus and a method for separating diluted tailings containing a hydrocarbon diluent into a recovered diluent component and a diluent recovered tailings component. The method includes introducing the diluted tailings into a diluent recovery vessel so that they form a tailings pool in the diluent recovery vessel, introducing an amount of stream directly into the tailings pool, mixing the diluted tailings which are contained in the tailings pool, and maintaining the diluted tailings in the diluent recovery vessel for a residence time. The apparatus includes a diluent recovery vessel having a tailings pool section, a steam distributor located in the tailings pool section, and a mixing device associated with the tailings pool section. | 05-31-2012 |
| 20130175156 | APPARATUS AND METHOD FOR RECOVERING A HYDROCARBON DILUENT FROM TAILINGS - An apparatus and a method for separating diluted tailings containing a hydrocarbon diluent into a recovered diluent component and a diluent recovered tailings component. The method includes introducing the diluted tailings into a diluent recovery vessel so that they form a tailings pool in the diluent recovery vessel, introducing an amount of stream directly into the tailings pool, mixing the diluted tailings which are contained in the tailings pool, and maintaining the diluted tailings in the diluent recovery vessel for a residence time. The apparatus includes a diluent recovery vessel having a tailings pool section, a steam distributor located in the tailings pool section, and a mixing device associated with the tailings pool section. | 07-11-2013 |
| 203090000 |
SPRAYING OF DISTILLAND INTO VAPORIZATION ZONE | 2 |
| 20110067995 | Ethanol Distillation System and Apparatus - An apparatus and method is disclosed which provides for an increased efficiency and reduced waste in an ethanol production facility. One aspect involves a burner assembly with a heat moderating material used in heating for distillation. Another aspect involves atomizing distillant for improved heat absorption in a distillation tank. Yet another aspect involves the utilization of waste products for growing plants in a hydroponics garden. | 03-24-2011 |
| 20160107098 | LIQUID DISTRIBUTOR OF A PROCESS-TECHNOLOGY COLUMN - A process-technology column including a novel liquid distributor which is to be as insensitive as possible to dirt or solids carried in the liquid and which can be operated over a load range as great as possible without the possibility of the delivered liquid being excessively easily entrained by the gas flow which rises in the column is provided. The liquid distributor includes a liquid feed for conducting a liquid and at least 2 nozzles connected thereto for producing a respective liquid jet. The nozzles are flat-jet nozzles for producing a respective flat jet. The flat-jet nozzles are so oriented that the flat jet produced by them impinges on a drain element which is arranged at the liquid distributor and at which the liquid of the flat jet can drain away. | 04-21-2016 |
| 203005000 |
SEPARATING ISOTOPES OR TAUTOMERS | 2 |
| 20100206712 | CONTINUOUS PROCESS FOR PREPARING MENTHOL IN PURE OR ENRICHED FORM - The present invention relates to a continuous process for preparing racemic or optically active menthol in pure or enriched form by distillatively separating menthol from substance mixtures which comprise essentially menthol and diastereomers thereof. This distillatiive separation is performed in a dividing wall column with 50 to 300 theoretical plates and one or more side draw points at an absolute operating pressure of 5 to 500 mbar. | 08-19-2010 |
| 20140158515 | CONTINUOUS PROCESS FOR PREPARING MENTHOL IN PURE OR ENRICHED FORM - The present invention relates to a continuous process for preparing racemic or optically active menthol in pure or enriched form by distillatively separating menthol from substance mixtures which comprise essentially menthol and diastereomers thereof. This distillative separation is performed in a dividing wall column with 50 to 300 theoretical plates and one or more side draw points at an absolute operating pressure of 5 to 500 mbar. | 06-12-2014 |
| 203098000 |
AND RETURNING PRODUCT OF DISTILLATION STEP TO DISTILLATION ZONE | 2 |
| 20090114524 | Heat Pump Distillation - A distillation column is disclosed with a folded design. The column includes a plurality of rectification zones and corresponding stripping zones Each rectification zone is linked to a heat pump or a stage of a heat pump. Overhead vapor from the top rectification zone is compressed and used to heat bottoms liquid from the bottom stripping zone Similarly, overhead vapor from the middle rectification zone is compressed and used to heat liquid from a middle stripping zone and overhead from a lower rectification zone is compressed and used to heat liquid taken from the uppermost or top stripping zone. A single multiple stage heat pump compressor may be utilized as opposed to a plurality of heat pumps Because the heat exchanger from each rectification-stripping zone pair has a lower duty, economical stab-in heat exchangers may be utilized. | 05-07-2009 |
| 20160158667 | DISTILLATION DEVICE (As Amended) - The present application relates to a distillation device and a distillation method, and according to the distillation device and method of the present application, channeling occurring during the separation of a mixture may be blocked, thereby enhancing the separation efficiency and achieving energy saving. | 06-09-2016 |
