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US20150094500 POLYBENZOXAZOLE MEMBRANES FROM SELF-CROSS-LINKABLE AROMATIC POLYIMIDE MEMBRANES  
A method of making a polybenzoxazole (PBO) membrane from a self-cross-linked aromatic polyimide polymer membrane is provided. These membranes are useful in the separation of gas mixtures and...
US20110305310 EQUIPMENT AND SYSTEM FOR PROCESSING A GASEOUS MIXTURE BY PERMEATION  
The invention relates to an equipment and a system for processing a gaseous mixture by permeation. The equipment of the invention includes m*n separation modules Pij, n and n being natural...
US20110185898 HYDROGEN UTILIZATION WITHIN A REFINERY NETWORK  
Hydrogen can be recovered in a refinery network using a combination of a cycling adsorber unit and a membrane separation unit. A membrane separation unit can be used to generate at least a portion...
US20150090118 SELF CROSS-LINKABLE AND SELF CROSS-LINKED AROMATIC POLYIMIDE MEMBRANES FOR SEPARATIONS  
This invention relates to self-cross-linkable and self-cross-linked aromatic polyimide polymers, their membranes and methods for making and using these polymers and membranes. The...
US20130192460 GRAPHENE MEMBRANE WITH REGULAR ANGSTROM-SCALE PORES  
Technologies are generally described for perforated graphene monolayers and membranes containing perforated graphene monolayers. An example membrane may include a graphene monolayer having a...
US20080006034 Method And System For The Recycling Of Municipal Solid Wastes, And Exploitation Of The Wasted Solid Recovery Fuel  
The present invention refers to a method and a system for the complete recycling of municipal solid wastes with minimal environmental impact and with the exploitation of the wasted solid recovery...
US20080163753 Hydrogen Gas Separator System Having a Micro-Channel Construction for Efficiently Separating Hydrogen Gas from a Mixed Gas Source  
A hydrogen purification method that is used to separate hydrogen gas from a source gas. A hydrogen separator into which flows the source. Within the hydrogen separator is at least one hydrogen...
US20140260971 Ceramic Membrane  
The preparation and use of polysilazane ceramic precursor polymer to make ceramic membranes to purify small molecules, such as hydrogen, for the purpose of isolating the gas and manipulating its...
US20080184892 Architectures for electrochemical systems  
The present invention generally relates to electrochemical systems for producing hydrogen and/or power. Various aspects of the invention are directed to reactor designs for producing hydrogen...
US20140137734 CROSS-LINKED POLYIMIDE MEMBRANES FOR SEPARATIONS  
The present invention discloses new types of poly(amidoamine) (PAMAM) dendrimer-cross-linked polyimide membranes and methods for making and using these membranes. The membranes are prepared by...
US20090000473 GLASS-CERAMIC MEMBRANES  
Disclosed are processes for preparing conductive glass-ceramic membranes.
US20140150648 FLUORINATED ETHYLENE-PROPYLENE POLYMERIC MEMBRANES FOR GAS SEPARATIONS  
A fluorinated ethylene-propylene polymeric membrane comprising a copolymer comprising 2,3,3,3-tetrafluoropropene and vinylidene fluoride is disclosed. The fluorinated ethylene-propylene polymeric...
US20090107330 Amorphous silica hybrid membrane structure  
An amorphous silica hybrid membrane structure comprising a monolithic inorganic porous support, optionally one or more porous inorganic intermediate layers, and an amorphous silica membrane. The...
US20150165390 CARBON-DIOXIDE-SEPARATING MEMBRANE  
A carbon dioxide separation membrane includes a skin layer having a function of separating carbon dioxide from a mixed gas, wherein the skin layer contains 30 to 90% by mass of a polymer resin in...
US20080148936 Composite structured adsorbents  
The present invention relates to composite structured adsorbents and methods of use therefor. The invention more particularly relates to composite structured adsorbents that can include a...
US20060230927 Hydrogen separation  
A method for separating hydrogen from a high pressure gas containing hydrogen and carbon dioxide using a vanadium/nickel alloy membrane having a palladium coating, the membrane containing from...
US20080134885 Assymmetric Hollow Fiber Gas Separation Membrane and Gas Separation Method  
An asymmetric hollow-fiber gas separation membrane is made of a soluble aromatic polyimide that is composed of a specific repeating unit. The tetracarboxylic acid component of the unit has a...
US20150005468 HIGH PERMEABILITY COPOLYIMIDE GAS SEPARATION MEMBRANES  
The present invention generally relates to high permeability, UV cross-linkable copolyimide polymers and membranes for gas, vapor, and liquid separations, as well as methods for making and using...
US20120323059 PROCESS OF SEPARATING GASES USING POLYIMIDE MEMBRANES  
The present invention discloses a new type of polyimide membrane with high permeances and high selectivities for gas separations and particularly for CO2/CH4 and H2/CH4 separations. The polyimide...
US20130206002 SEPARATION MEMBRANE, HYDROGEN SEPARATION MEMBRANE INCLUDING THE SEPARATION MEMBRANE, AND HYDROGEN PURIFIER INCLUDING THE HYDROGEN SEPARATION MEMBRANE  
A separation membrane including an alloy wherein the alloy includes at least one Group 5 element and at least one Group 14 element, wherein the at least one Group 5 element and the at least one...
US20090044701 HYDROGEN PURIFICATION PROCESS THAT USES A COMBINATION OF MEMBRANE SEPARATION UNITS  
This invention describes a new hydrogen purification process that employs a combination of at least three membrane separation units. This process allows non-stationary operations and is...
US20150027306 GAS-SELECTIVE POLYMER DERIVED CERAMIC MEMBRANES, GAS SEPARATION SYSTEMS, AND METHODS  
There is provided polymer derived ceramic materials, to make porous polymeric derived ceramic membranes. These polymeric derived ceramic membranes are useful for separating gas and in particular...
US20130192461 ACCELERATING TRANSPORT THROUGH GRAPHENE MEMBRANES  
Technologies are generally described for a membrane that may incorporate a graphene layer perforated by a plurality of nanoscale pores. The membrane may also include a gas sorbent that may be...
US20100089233 PURIFICATION METHOD BY HYDROGEN ADSORBTION WITH COGENERATION OF CO2 STREAM PRESSURE  
The present invention relates to a method of producing hydrogen of very high purity from a feed predominantly containing said hydrogen and a minor part of impurities mainly consisting of carbon...
US20140287156 SUPPORTED POLYSILSESQUIOXANE MEMBRANE AND PRODUCTION THEREOF  
Membranes of the invention comprise a hybrid silica film on a organic polymer support. The silica comprises organic bridging groups bound to two or more silicon atoms, in particular at least 1 of...
US20090120293 METHOD OF MAKING A LEAK STABLE GAS SEPARATION MEMBRANE SYSTEM  
A method of preparing a gas separation membrane system and the gas separation membrane system itself, wherein the method includes applying a layer of a gas-selective material to a porous substrate...
US20140290478 HIGH PERFORMANCE CROSS-LINKED POLYIMIDE ASYMMETRIC FLAT SHEET MEMBRANES  
The present invention discloses high performance cross-linked polyimide asymmetric flat sheet membranes and a process of using such membranes. The cross-linked polyimide asymmetric flat sheet...
US20080000350 HYDROGEN SEPARATION PROCESS  
A method for separating a hydrogen-rich product stream from a feed stream comprising hydrogen and at least one carbon-containing gas, comprising feeding the feed stream, at an inlet pressure...
US20130213228 HYDROGEN SEPARATION MEMBRANE MODULE AND HYDROGEN SEPARATION METHOD USING SAME  
The hydrogen separation membrane module according to the present invention is used for separating hydrogen from a gas to be treated containing hydrogen, and is provided with a tubular hydrogen...
US20120067211 Porous Hollow Fiber Supported Dense Membrane For Hydrogen Production, Separation, Or Purification  
A dense hydrogen-permeable layer, such as palladium or palladium alloy, is deposited on a porous hollow fiber. A porous hollow fiber is defined as having an inner diameter of approximately 30...
US20090211440 Separation of hydrogen from hydrocarbons utilizing zeolitic imidazolate framework materials  
The present invention relates to the selective separation of hydrogen (“H2”) hydrocarbons in streams containing both hydrogen and hydrocarbons (e.g. methane, ethylene, ethane, propylene, propane,...
US20060150810 Gas cleaning devices  
There is disclosed a gas cleaning device (4) comprising a gas inlet (6), a gas outlet (8) and a path of fluid communication (10) between the gas inlet and gas outlet, a filter (14) in the path of...
US20130022510 MEMBRANE STRUCTURES SUITABLE FOR GAS SEPARATION, AND RELATED PROCESSES  
A method for fabricating a high-density zeolite membrane structure is described. The method includes the step of combining (i) a mineral zeolite material; (ii) at least one cement precursor; and...
US20140030615 Distributed Hydrogen Extraction System  
A hydrogen extraction system is provided. The extraction system can comprise a compressor for compressing a gas mixture comprising hydrogen and a desulfurization unit for receiving the compressed...
US20100133186 High Performance Cross-Linked Polybenzoxazole and Polybenzothiazole Polymer Membranes  
In the present invention high performance cross-linked polybenzoxazole and polybenzothiazole polymer membranes and methods for making and using these membranes have been developed. The...
US20100133192 Polymer Membranes Prepared from Aromatic Polyimide Membranes by Thermal Treating and UV Crosslinking  
The present invention discloses a new type of high performance polymer membranes prepared from aromatic polyimide membranes by thermal treating and crosslinking and methods for making and using...
US20140150646 BLEND POLYMERIC MEMBRANES CONTAINING FLUORINATED ETHYLENE-PROPYLENE POLYMERS FOR GAS SEPARATIONS  
The present invention generally relates to gas separation membranes and, in particular, to high selectivity fluorinated ethylene-propylene polymer-comprising polymeric blend membranes for gas...
US20140138317 BLEND POLYMERIC MEMBRANES CONTAINING FLUORINATED ETHYLENE-PROPYLENE POLYMERS FOR GAS SEPARATIONS  
The present invention generally relates to gas separation membranes and, in particular, to high selectivity fluorinated ethylene-propylene polymer-comprising polymeric blend membranes for gas...
US20060016332 Composite gas separation modules having a layer of particles with a uniform binder metal distribution  
A composite gas separation module includes a porous substrate; an intermediate layer at the porous substrate that includes particles and a binder metal, wherein the binder metal is uniformly...
US20100243567 Polymer Membranes Derived from Aromatic Polyimide Membranes  
The present invention discloses a new type of high performance polymer membranes derived from aromatic polyimide membranes and methods for making and using these membranes. The polymer membranes...
US20110200897 DELIVERY SYSTEMS WITH IN-LINE SELECTIVE EXTRACTION DEVICES AND ASSOCIATED METHODS OF OPERATION  
The present disclosure is directed to a system for delivery of a target material and/or energy. The system includes a source configured to provide a mixture containing the target material and a...
US20140137735 POLYIMIDE MEMBRANES AND METHOD OF PRODUCTION  
The disclosure relates generally to a gas separation membrane and a gas separation method in which at least one type of gas is separated and recovered from a gas mixture, using the gas separation...
US20140033918 Polymers, Polymer Membranes And Methods Of Producing The Same  
The invention describes a polymeric material comprising repeating units of Formulae I-III and methods of preparation. Novel polymeric materials, gas separation membranes and fluid component...
US20140175007 Process for Fabricating PBI Hollow Fiber Asymmetric Membranes for Gas Separation and Liquid Separation  
The invention provides methods for preparing an asymmetric hollow fiber, the asymmetric hollow fibers prepared by such methods, and uses of the asymmetric hollow fibers. One method involves...
US20150231555 GAS SEPARATION MEMBRANES BASED ON PERFLUORINATED POLYMERS  
Disclosed herein is a process for separating components of a gas mixture using gas-separation copolymer membranes. These membranes use a selective layer made from copolymers of perfluorodioxolane...
US20100317751 PROCESS FOR THE EXTRACTION OF HYDROGEN FROM A GAS MIXTURE  
The invention relates to a process for the extraction of hydrogen from a gas mixture comprising hydrogen and carbon monoxide and optionally nitrogen, carbon dioxide, lower hydrocarbons and/or...
US20120067208 METHOD OF MAKING A CROSSLINKED FIBER MEMBRANE FROM A HIGH MOLECULAR WEIGHT, MONOESTERIFIED POLYIMIDE POLYMER  
The present disclosure relates to a high molecular weight, monoesterified polyimide polymer. Such high molecular weight, monoesterified polyimide polymers are useful in forming crosslinked polymer...
US20150224448 PROCESS FOR CONCENTRATING AT LEAST ONE CHEMICAL FROM LIQUID OR GASEOUS MIXTURES  
Process for concentrating at least one chemical from a liquid or gaseous feed mixture comprising the steps (a) contacting a liquid or gaseous feed mixture with a first surface of a composite...
US20110030382 MEMBRANES SUITABLE FOR GAS SEPARATION, AND RELATED ARTICLES AND PROCESSES  
A porous membrane structure is disclosed, which includes a porous substrate, a mesoporous, aluminum oxide layer disposed on the substrate; and a relatively thin, continuous, microporous barrier...
US20130255483 Method and System for Membrane-Based Gas Recovery  
A fast gas is recovered from a feed gas containing a fast gas and at least one slow gas using a gas separation membrane. A controller may control a control valve associated with a partial recycle...

Matches 1 - 50 out of 71 1 2 >