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Gas Separation: Apparatus > Apparatus For Selective Diffusion Of Gases (e.g., Semipermeable Membrane, Etc.) > Plural Layers (e.g., Laminated Barrier, Etc.) Plural Layers (e.g., Laminated Barrier, Etc.)Plural Layers (e.g., Laminated Barrier, Etc.) patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.11/08/07 - 20070256562 - Composite membranes and methods for making same Composite membranes that are adapted for separation, purification, filtration, analysis, reaction and sensing. The composite membranes can include a porous support structure having elongate pore channels extending through the support structure. The composite membrane also includes an active layer comprising an active layer material, where the active layer material is ... 11/01/07 - 20070251388 - Hydrothermally-stable silica-based composite membranes for hydrogen separation Thin layers of a mixed composition are deposited on a porous substrate by chemical vapor deposition in an inert atmosphere at high temperature. The resulting membrane has excellent stability to water vapor at high temperatures. An exemplary membrane comprises an amorphous mixed-element surface layer comprising silica and at least one ... 10/25/07 - 20070245897 - Electron, hydrogen and oxygen conveying membranes Preparation, structure, and properties of non-homogenous solid systems, which in the form of a solid state membrane demonstrate an ability to selectively convey electrons, hydrogen and oxygen between different gaseous mixtures, and their uses, are described. Multiphasic systems of the invention comprising two or more phases bound to one another, ... 10/04/07 - 20070227359 - Product and method of forming a gradient density fibrous filter A filter media product and method of making the same wherein at least two filter media thicknesses of differing average coarse and fine fiber sizes are held in intertangled relationship forming a gradient density fibrous filter media with the fiber sizes having an overall average in successive thicknesses being either ... 06/21/07 - 20070137485 - Composite membrane Composite membranes comprising at least one porous substrate layer and at least one microporous separation layer, comprising at least one zeolite of the MFI type, are described, the separation layer being produced by a hydrothermal synthesis in which the molar ratio of silicon to aluminum is greater than 120 and ... 03/08/07 - 20070051240 - Nano-scale filter and method for making the same A nano-scale filter (10) includes a porous supporting component (14) and a carbon nanotube filtration membrane (12) sintered on a top surface of the porous supporting component. The porous supporting component has a number of micro-scale pores. The filtration membrane is configured as a network formed by aggregating a number ... 03/01/07 - 20070044663 - Method for fabricating a hydrogen separation membrane on a porous substrate A hydrogen permeable composition having a porous ceramic substrate, and a two part membrane adhered thereto. The two part membrane has a metal powder part and a ceramic oxide part, with the metal powder part being Ni, Pd, Pd alloys, Nb, Ta, Zr, V or mixtures thereof. The oxide part ... 10/19/06 - 20060230937 - Composite material for ultra thin membranes A composite material that may be used for a thin membrane is disclosed. This composite material includes first material that has a quasi-periodic system of vertical trenches (nanotrenches) with wavelength period that may be in the range between 20 and 500 nm. These nanotrenches are formed as openings between bordering ... 09/21/06 - 20060207427 - Solid-state membrane module Solid-state membrane modules comprising at least one membrane unit, where the membrane unit has a dense mixed conducting oxide layer, and at least one conduit or manifold wherein the conduit or manifold comprises a dense layer and at least one of a porous layer and a slotted layer contiguous with ... 08/10/06 - 20060174767 - Hydrogen separator and method for production thereof A hydrogen separator comprising a porous substrate having a large number of pores communicating from one surface thereof to other surface, and a hydrogen-separating layer disposed on the one surface of the porous substrate in a state that the hydrogen-separating layer has a penetrated portion formed so as to extend ... 05/04/06 - 20060090650 - Membrane, method of making same and heat exchanger furnished with said membrane The membrane 12 is a laminated article 23 containing a porous film 20 and a reinforcing member 40, and the reinforcing member 40 has a moisture-permeable resin layer 30 on the side of an interface 50 with the porous film 20. To reliably form the moisture-permeable resin layer (moisture-permeable resin ... 02/23/06 - 20060037477 - Fabrication of an anisotropic super hydrophobic/hydrophilic nanoporous membranes Anisotropic hydrophobic/hydrophilic nanoporous membranes and methods of forming anisotropic hydrophobic/hydrophilic nanoporous membranes are disclosed. The method of forming the nanoporous membrane includes growing a nanoporous oxide film on a substrate. A nanoporous membrane having a top side and a bottom side can then be formed by partially separating the nanoporous ... 12/29/05 - 20050284294 - Ultrahigh-selectivity oxygen enrichment filled elastomeric silicone polymer membrane incorporating nanofillers A semipermeable separation element comprises (a) a porous substrate, and (b) a film formed on said microporous substrate; said film comprising a silicone elastomer and a nanoparticle filler. The film preferably has an oxygen enrichment selectivity of at least 30, or even 60, over nitrogen. Methods of making and using ... 09/01/05 - 20050188845 - Hydrogen-permeable membrane and process for production thereof According to the present invention there is disclosed a hydrogen-permeable membrane which comprises a ceramic material composed of a nitride of aluminum (Al) and/or silicon (Si), an oxide of aluminum (Al) and/or silicon (Si), or a silicide of a rare earth element, and particles of at least one kind of ... 07/14/05 - 20050150383 - Facilitated transport membranes for an alkene hydrocarbon separation There is provided a facilitated transport membrane for separating alkene hydrocarbon comprising a solid polymer electrolyte layer consisting a transition metal salt, a polymer, an ionic liquid, and a porous supported membrane. The facilitated transport membrane of the present invention shows high selectivity and permeability for the alkene hydrocarbon. It ... ### FreshPatents.com Support |