Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Chemistry
Class Information
Number: 55/475
Name: Gas separation > With means adjustable to control compactness of separating media
Description: Apparatus having means in addition to mere flow coupling joints, resilient retainers or biasing means to selectively or cyclically cause exertion of different compacting forces on the media.










Patents under this class:

Patent Number Title Of Patent Date Issued
8590158 Methods of making filter apparatus and fabricating a porous ceramic article Nov. 26, 2013
8337578 Air filter device Dec. 25, 2012
8167964 Cyclonic chamber for air filtration devices May. 1, 2012
7261818 Method for the fabrication of a pleated filter Aug. 28, 2007
7014690 Expandable desiccant element Mar. 21, 2006
7005001 X-spring volume compensation for automotive carbon canister Feb. 28, 2006
6328778 Filter apparatus Dec. 11, 2001
RE35913 Adsorber and process for the separation by adsorption Oct. 6, 1998
5744036 Pleated filter arrangement Apr. 28, 1998
5619989 Respirator filter Apr. 15, 1997
5620507 Canister for containing a bed of particles Apr. 15, 1997
5318704 Apparatus for filtering and coalescing liquids Jun. 7, 1994
5290447 Block-shaped pleated filter insert Mar. 1, 1994
5232479 Adsorber comprising annular superposed beds of adsorbent materials Aug. 3, 1993
5211025 Slug surge suppressor for refrigeration and air conditioning systems May. 18, 1993
5205849 Air filter having a low internal pressure drop Apr. 27, 1993
5176721 Adsorber and process for the separation by adsorption Jan. 5, 1993
5143847 Enzyme-fixed bioreactor Sep. 1, 1992
5122172 Vapor canister with carbon loading maintenance Jun. 16, 1992
5118331 Gas treatment or separation apparatus Jun. 2, 1992
5102541 Supporting tube construction for filter modules Apr. 7, 1992
5071555 Filter folded in a zig-zag configuration Dec. 10, 1991
5043068 Tubular filter element with axially yieldable section Aug. 27, 1991
5006242 Mechanically secured wool filter cartridge Apr. 9, 1991
4997465 Anti-fluidization system for molecular sieve beds Mar. 5, 1991
4976934 Nested, recirculating-fiber filter Dec. 11, 1990
4971688 Apparatus for separating at least two elements contained in a liquid or gaseous fluid by means of an absorbent filtering material Nov. 20, 1990
4891051 System for decontaminating compressed gas Jan. 2, 1990
4867770 Filter cartridge Sep. 19, 1989
4826510 Portable low profile DC oxygen concentrator May. 2, 1989
4816047 Gas drying apparatus Mar. 28, 1989
4795616 Catalytic converter monolithic substrate retention Jan. 3, 1989
4770678 Contaminant removal from fluids Sep. 13, 1988
4766872 Canister for capturing evaporated fuel Aug. 30, 1988
RE32722 Ventilation system with thermal energy recovery Aug. 2, 1988
4758255 Canister for adsorbing fuel vapors Jul. 19, 1988
4737170 Molecular sieve bed containers Apr. 12, 1988
4364753 Apparatus for the adsorptive cleaning of gases Dec. 21, 1982
4363156 Vacuum cleaner dust container having compressing means associated therewith Dec. 14, 1982
4336042 Canister-compactor assembly Jun. 22, 1982
4290785 Dust collector and method of operation Sep. 22, 1981
4261715 Desiccant canister assembly Apr. 14, 1981
4131442 Pneumatic compactor for particulate desiccant Dec. 26, 1978
4049404 Ventilation system with thermal energy recovery Sep. 20, 1977
4029486 Pneumatic compactor for particulate desiccant Jun. 14, 1977
3992177 Multi-action particle separator Nov. 16, 1976











 
 
  Recently Added Patents
Digital fine delay processing
Generating compiled code that indicates register liveness
Power surface mount light emitting die package
Semiconductor memory device, test circuit, and test operation method thereof
Printing system, information processing apparatus, print job processing method, information processing method, program, and storage medium
Attribute category enhanced search
Apparatus and method for evaluating an activity distribution, and irradiation system
  Randomly Featured Patents
Kininogen inhibitors
Golf club head
Yarn feed assembly
Latch-lock structure
Support structure for different types of bags
Bag handle
Souvenir pennant
Variable-width spacer
Process for producing .kappa.-casein glycomacropeptides
Base of discharge lamp