Patent application number | Description | Published |
20130037447 | PROCESS FOR REACTING A PETROLEUM FRACTION - In one exemplary embodiment, a system for reacting a first feed can include a petroleum fraction having at least about 90%, by volume, with a boiling point of at least about 300° C. The system can include a bubble column reactor. The bubble column reactor, in turn, can include a first inlet for the first feed and a second inlet for a second feed including a gas rich in hydrogen. In addition, the petroleum fraction may be in counter-current flow with respect to the gas rich in hydrogen inside the bubble column reactor. | 02-14-2013 |
20130061490 | APPARATUS AND PROCESS FOR ISOMERIZING A HYDROCARBON STREAM - One exemplary embodiment can be an apparatus for isomerizing a hydrocarbon stream rich in a C4 hydrocarbon and/or at least one of a C5 and C6 hydrocarbon. The apparatus can include:a vessel containing a fluid including at least one reactant; a fluid transfer device receiving the fluid including at least one reactant from the vessel; at least one drier receiving the fluid including at least one reactant from the fluid transfer device; and a reactor communicating with the at least one drier to receive the fluid including at least one reactant. In addition, the at least one drier may communicate with the vessel at least by sending the fluid including at least one reactant or the regenerant through a fluid tapering device for at least one of regulating the flow and reducing the pressure of the regenerant to the vessel. | 03-14-2013 |
20130061491 | APPARATUS AND PROCESS FOR ISOMERIZING A HYDROCARBON STREAM - One exemplary embodiment can be an apparatus for isomerizing a hydrocarbon stream rich in a C4 hydrocarbon and/or at least one of a C5 and C6 hydrocarbon. The apparatus can include: a first drier and a second drier adapted to receive a fluid including at least one reactant; and a reaction zone communicating with the first drier to receive the fluid including at least one reactant and with the second drier to receive the regenerant. Generally, the first drier operates at a first condition to dry the fluid including at least one reactant and the second drier operates at a second condition during regeneration with a regenerant. The regenerant can pass through a fluid tapering device for regulating the flow of the regenerant to the reaction zone. | 03-14-2013 |
20130096357 | HEAVY ALKYLBENZENE TRANSALKYLATION OPERATING COST REDUCTION - A process for increasing the production of monoalkylbenzenes is presented. The process includes utilizing a transalkylation process to convert dialkylbenzenes to monoalkylbenzenes. The transalkylation process recycles a portion of the effluent stream from the transalkylation reactor back to the feed of the transalkylation reactor. The recycled dialkylbenzenes and a portion of the recycled benzene are converted to monoalkylbenzenes. | 04-18-2013 |
20130131406 | PROCESS FOR RECOVERING PRODUCTS FROM TWO REACTORS - A process is disclosed for catalytically converting two feed streams. The feed to a first catalytic reactor may be contacted with product from a second catalytic reactor to effect heat exchange between the two streams and to transfer catalyst from the product stream to the feed stream. The feed to the second catalytic reactor may be a portion of the product from the first catalytic reactor. | 05-23-2013 |
20130145931 | TETRAZOLE FUNCTIONALIZED POLYMER MEMBRANES - The present invention discloses a new type of high selectivity UV-cross-linked tetrazole group functionalized polymer nanosieve (TZPIM) membranes, their preparation, as well as their use for gas and liquid separations. The UV-cross-linked TZPIM membrane showed more than 50% improvement in CO | 06-13-2013 |
20130146538 | BLEND POLYMERIC MEMBRANES COMPRISING TETRAZOLE-FUNCTIONALIZED POLYMER OF INTRINSIC MICROPOROSITY AND POLYETHYLENE GLYCOL - The present invention is for high permeance and high selectivity blend polymeric membranes comprising poly(ethylene glycol) (PEG) and a highly permeable polymer selected from the group consisting of polymers of intrinsic microporosity (PIMs), tetrazole-functionalized polymers of intrinsic microporosity (TZPIMs), or mixtures thereof. The present invention also involves the use of such membranes for separations of liquids and gases. | 06-13-2013 |
20130149213 | HYDROCARBON CONVERSION SYSTEM, AND A PROCESS AND CATALYST COMPOSITION RELATING THERETO - One exemplary embodiment can be a process for making a catalyst including an effective amount of iron for catalyzing one or more reactions in a hydrocarbon conversion system. The process can include grinding and coating the particles. The ground particles can have an effective amount of iron, and substantially all the particles may have a maximum dimension no larger than about 130 microns. The coating can have an effective amount of one or more hydrocarbons to provide the catalyst with improved flowability. | 06-13-2013 |
20130153500 | SYSTEM AND PROCESS FOR RECOVERING PRODUCTS USING SIMULATED-MOVING-BED ADSORPTION - A process according to various approach includes flushing residual fluid within an intermediate transfer line of a purification zone defined as a region of the adsorptive separation chamber between the feed stream transfer line and the extract stream transfer line away from the adsorptive separation chamber to remove at least a portion of the residual fluid from the intermediate transfer line. The process may include directing the residual fluid flushed from the intermediate transfer line to another transfer line that is not a transfer line of the purification zone to restrict the residual fluid from being introduced into the purification zone. | 06-20-2013 |
20130153501 | SYSTEM AND PROCESS FOR RECOVERING PRODUCTS USING SIMULATED-MOVING-BED ADSORPTION - A process according to various approaches includes flushing an intermediate transfer line between the extract stream transfer line and the desorbent stream transfer line away from the adsorptive separation chamber to remove residual fluid from the intermediate transfer line. The process may include directing the residual fluid flushed from the intermediate transfer line to a downstream separation apparatus to separate components of the residual fluid. | 06-20-2013 |
20130153502 | SYSTEM AND PROCESS FOR RECOVERING PRODUCTS USING SIMULATED-MOVING-BED ADSORPTION - In a process for separating components in a feed stream by simulated countercurrent adsorptive separation, the process according to various aspects includes withdrawing an extract stream through one transfer line that contains residual fluid away from the adsorptive separation chamber. The process also includes directing an initial portion of the extract stream, including at least a portion of the residual fluid withdrawn through the one transfer line toward a first destination. The process further includes directing a subsequent portion of the extract stream withdrawn through the one transfer line toward a second destination. | 06-20-2013 |
20130153503 | SYSTEM AND PROCESS FOR RECOVERING PRODUCTS USING SIMULATED-MOVING-BED ADSORPTION - A process according to various approaches includes withdrawing the raffinate stream through one transfer line that contains residual fluid away from the adsorptive separation chamber. The process includes directing an initial portion of the raffinate stream, including at least a portion of the residual fluid, toward a first destination and directing a subsequent portion of the raffinate stream withdrawn through the one transfer line toward a second destination. | 06-20-2013 |
20130153504 | SYSTEM AND PROCESS FOR RECOVERING PRODUCTS USING SIMULATED-MOVING-BED ADSORPTION - A process according to various approach includes flushing an intermediate transfer line between the first intermediate transfer line and the extract stream transfer line away from the adsorptive separation chamber to remove residual fluid from intermediate transfer line. The process may include directing the residual fluid flushed from the intermediate transfer line to a recycle stream to introduce the residual fluid into the adsorptive separation chamber. | 06-20-2013 |
20130153505 | SYSTEM AND PROCESS FOR RECOVERING PRODUCTS USING SIMULATED-MOVING-BED ADSORPTION - A process according to various approaches includes flushing an intermediate transfer line at first flow rate during a first portion of the step-time interval. The process also includes flushing the intermediate transfer line at as second different flow rate during a second portion of the step-time interval so that a greater volume of fluid is flushed from the intermediate transfer line during one of the first portion and the second portion of the step-time interval than during the other of the first portion and the second portion of the step-time interval. | 06-20-2013 |
20130158332 | Simulated Moving Bed Systems for Separation of Para-xylene and Processes for Determining Pump-Around Profiles of the Simulated Moving Bed Systems - Embodiments of simulated moving bed systems for separating a preferentially adsorbed component from a feed stream and processes for determining a pump-around profile of the simulated moving bed systems are provided. The process comprises the steps of rotating a rotary valve to a first valve position to direct the feed stream to a first adsorbent sub-bed. An intermediate stream between two adsorbent sub-beds in direct fluid communication with each other is irradiated with laser light that is directed from a probe of a Raman system positioned for inline sampling of the intermediate stream. Scattered light from the irradiated intermediate stream is collected with the probe. A spectrum of the scattered light is generated with the Raman system to determine concentrations of the preferentially adsorbed component and one or more other components in the intermediate stream. | 06-20-2013 |
20130158335 | SYSTEM AND PROCESS FOR RECOVERING PRODUCTS USING SIMULATED-MOVING-BED ADSORPTION - A process according to various approaches includes flushing residual fluid within an intermediate transfer line of a purification zone between a feed stream transfer line and the extract stream transfer line away from the adsorptive separation chamber to remove at least a portion of the residual fluid from the intermediate transfer line. The process may include directing the residual fluid flushed from the intermediate transfer line to another intermediate transfer line of the purification zone to flush residual fluid of the other transfer line into the purification zone for separation of the preferentially adsorbed component from the non-preferentially adsorbed component present in the other transfer line residual fluid. | 06-20-2013 |
20130164212 | UZM-39 ALUMINOSILICATE ZEOLITE - A new family of coherently grown composites of TUN and IMF zeotypes have been synthesized. These zeolites are represented by the empirical formula. | 06-27-2013 |
20130164213 | UZM-39 ALUMINOSILICATE ZEOLITE - A new family of coherently grown composites of TUN and IMF zeotypes have been synthesized. These zeolites are represented by the empirical formula. | 06-27-2013 |
20130165314 | LAYERED CONVERSION SYNTHESIS OF ZEOLITES - A new synthesis technique has been developed to prepare a family of coherently grown composites of at least two zeotypes. Examples of these composites are represented by the empirical formula. | 06-27-2013 |
20130165715 | COMBINED XYLENE ISOMERIZATION AND TRANSALKYLATION PROCESS UNIT - The xylene isomerization process unit and the transalkylation process units are combined in the present invention. A fractionation column can be shared by the two units, reducing the capital cost of the complex. In some embodiments, a split shell fractionation column and a split separator can be used. | 06-27-2013 |
20130165719 | ENHANCED AROMATICS PRODUCTION BY LOW PRESSURE END POINT REDUCTION AND SELECTIVE HYDROGENATION AND HYDRODEALKYLATION - A reforming process includes an endpoint reduction zone for converting C | 06-27-2013 |
20130165720 | UZM-39 ALUMINOSILICATE ZEOLITE - A new family of coherently grown composites of TUN and IMF zeotypes have been synthesized. These zeolites are represented by the empirical formula. | 06-27-2013 |
20130165726 | AROMATIC TRANSFORMATION USING UZM-39 ALUMINOSILICATE ZEOLITE - A new family of coherently grown composites of TUN and IMF zeotypes has been synthesized and shown to be effective catalysts for aromatic transformation reactions. These zeolites are represented by the empirical formula. | 06-27-2013 |
20130172646 | Method to Adjust 2-Phenyl Content of an Alkylation Process for the Production of Linear Alkyl Benzene - A process is presented for controlling the output of monoalkylated benzenes. The alkylbenzenes are linear alkylbenzenes and the process controls the 2-phenyl content of the product stream. The control of the process to generate a linear alkylbenzene with a 2-phenyl content within a desired range by recycling a portion of the effluent from the alkylation reactor to the inlet of the reactor. | 07-04-2013 |
20130178678 | METHOD FOR CONTROLLING 2-PHENYL ISOMER CONTENT OF LINEAR ALKYLBENZENE AND CATALYST USED IN THE METHOD - A method for controlling 2-isomer content in linear alkylbenzene obtained by alkylating benzene with olefins and catalyst used in the method. | 07-11-2013 |