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Class Information
Number: 96/8
Name: Gas separation: apparatus > Apparatus for selective diffusion of gases (e.g., semipermeable membrane, etc.) > Plural separate barriers > Parallel hollow fibers or cylinders (e.g., bundled, etc.)
Description: Apparatus comprising a plurality of hollow fibers or cylinders, where the hollow fibers or cylinders are usually small-diameter tubes bundled for parallel gas flow.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
5439507 Membrane gas generator in association with bulk storage for increased flexibility and productivity Aug. 8, 1995
5411581 Gas separation apparatus May. 2, 1995
5411580 Oxygen-separating porous membranes May. 2, 1995
5409524 Membranes having improved selectivity and recovery, and process for making same Apr. 25, 1995
5395426 Device for the removal and concentration of organic compounds from the atmosphere Mar. 7, 1995
5395525 Apparatus for exchanging substances Mar. 7, 1995
5383957 Multistage cascade sweep-process for membrane gas separation Jan. 24, 1995
5380433 Hollow fiber membrane separation device with a housing made from a flexible material Jan. 10, 1995
5376167 Purifying device for hydrogen comprising a base made of an alloy of the same composition as that of the tubes Dec. 27, 1994
5364454 Fluid separation composite membranes prepared from sulfonated aromatic polymers in lithium salt form Nov. 15, 1994
5332498 Integrated hollow fiber membrane permeators and method of fabricating integrated permeators Jul. 26, 1994
5328610 Self-supported low pressure drop hollow fiber membrane panel and contactor module Jul. 12, 1994
5310414 Method of forming separation membranes May. 10, 1994
5294401 Membrane type of oxygenator and method for production thereof Mar. 15, 1994
5288308 Multiple stage countercurrent hollow fiber membrane module Feb. 22, 1994
5284583 Fiber membrane elements and modules and methods of fabrication for fluid separation Feb. 8, 1994
5282964 Boreside feed hollow fiber membrane device Feb. 1, 1994
5282966 Package for permeation separation device Feb. 1, 1994
5279647 Methods and apparatus for degassing a liquid Jan. 18, 1994
5266101 Membrane gas generator in association with bulk storage for increased flexibility and productivity Nov. 30, 1993
5221388 Selective sealing of defective gas separation hollow fibers Jun. 22, 1993
5215729 Composite metal membrane for hydrogen extraction Jun. 1, 1993
5211728 Clamshell retainer used in hollow fiber membrane devices May. 18, 1993
5202023 Flexible hollow fiber fluid separation module Apr. 13, 1993
5190667 Separation of gases and solutes by augmented diffusion in counterflow Mar. 2, 1993
5188801 Device for the treatment of blood Feb. 23, 1993
5183486 Apparatus for degassing a liquid Feb. 2, 1993
5176725 Multiple stage countercurrent hollow fiber membrane module Jan. 5, 1993
5169412 Membrane air drying and separation operations Dec. 8, 1992
5162101 Oxygenator wedge configuration Nov. 10, 1992
5162301 Separation of paramagnetic and diamagnetic gases Nov. 10, 1992
5162102 Medical instrument and production thereof Nov. 10, 1992
5160514 Sweep valve for dehydration valve Nov. 3, 1992
5160511 Water-vapour permeable material Nov. 3, 1992
5158581 Fluid separation membrane module with hollow fibers having segregated active surface regions Oct. 27, 1992
5158584 Oxygen enriching module and oxygen enriching apparatus using same Oct. 27, 1992
5152966 Apparatus for producing a controlled atmosphere Oct. 6, 1992
5152964 Membrane blood oxygenator Oct. 6, 1992
5149340 Process and apparatus for separating impurities from hydrocarbons Sep. 22, 1992
5147417 Air-intake system for mobile engines Sep. 15, 1992
5133858 Reverse osmosis water purification apparatus Jul. 28, 1992
5129920 Gas separation apparatus and also method for separating gases by means of such an apparatus Jul. 14, 1992
5125937 Reversible membrane plant Jun. 30, 1992
5126053 Method for manufacturing hollow fiber piles Jun. 30, 1992
5108465 Process and device for obtaining pure oxygen Apr. 28, 1992
5108464 Countercurrent dehydration by hollow fibers Apr. 28, 1992
5084073 Membrane drying process and system Jan. 28, 1992
5066397 Hollow fiber membranes with fusion-bonded end portions Nov. 19, 1991
5063753 Apparatus for storing produce Nov. 12, 1991
5061297 Apparatus for and method of providing improved gas separation Oct. 29, 1991

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