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Class Information
Number: 55/495
Name: Gas separation > With means securing or retaining separating media > Unit or cohesive sheet-like media in flow line or frame
Description: Apparatus comprising a separating media which is either of self-sustaining form, encased or form maintained, or of coherent sheet form (not loose and particulate), said separating media being either retained in a flow line or retained in a peripheral support.


Sub-classes under this class:

Class Number Class Name Patents
55/504 Aligned stop, media and removable retainer 159
55/510 Annular unit held between dished or plate-like end members for top and bottom support 282
55/509 Distorted media in flow line or resilient retaining means 157
55/511 Edge supported or secured only 297
55/497 Edge supporting or securing means for nonplanar sheet form filter (e.g., zigzag) 353
55/500 Flexible sheet type maintained in nonplanar configuration 293
55/505 Flow line end coupling (e.g., pipe end) 164
55/502 Gasket or sealing means 928
55/503 Media within joinable or separable flow line sections 301
55/508 Suspended or supported by bracket or from top of frame 168
55/501 With additional support means not positively engaged or joined to media (e.g., across face of filter) 250
55/496 With adjustable connector or size adjusting means 111


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7597733 Liquid absorbing filter assembly and system Oct. 6, 2009
7597735 Apparatus and system for uniform sealing force in an air filter assembly Oct. 6, 2009
7597745 Filter materials for adsorbing hydrocarbons Oct. 6, 2009
7591870 Filter installation kit for use with such as an air condensing unit Sep. 22, 2009
7578863 Multi-stage apparatus for separating liquid droplets from gases Aug. 25, 2009
7575616 Low-profile surface mount filter Aug. 18, 2009
7575617 Integral filter and grill assembly for a cold air return Aug. 18, 2009
7559963 Cyclone dust-collecting device and vacuum cleaner having the same Jul. 14, 2009
7537630 Folding filter frame and filter May. 26, 2009
7537632 Panel filter with frame May. 26, 2009
7534287 Porous sintered composite materials May. 19, 2009
7527665 Removable air filter system for compressors May. 5, 2009
7524362 Modular filter assembly Apr. 28, 2009
7517378 Integral rigid edging for synthetic air filters Apr. 14, 2009
7517380 Serviceable aligned exhaust aftertreatment assembly Apr. 14, 2009
7507271 Cartridge filter for purifying gas Mar. 24, 2009
7488364 Layered disposable air filter with dust capture topology Feb. 10, 2009
7473302 Liquid housing container and liquid supply apparatus Jan. 6, 2009
7465329 Intake system Dec. 16, 2008
7462215 Very thin profile filter with large filter media area Dec. 9, 2008
7459004 Mounting structure for air cleaner Dec. 2, 2008
7459003 In-line filter in a diffusion bonded layered substrate Dec. 2, 2008
7442218 Exhaust gas treatment apparatus Oct. 28, 2008
7435278 Deep filter element suitable for replacing a shallow filter element and having a support frame made from thin stock Oct. 14, 2008
7416580 Filter assemblies and systems for intake air for fuel cells Aug. 26, 2008
7416577 Air intake filter screen assembly including a stand-off frame for preventing hail damage to surface coils of an associated air intake unit Aug. 26, 2008
7410518 Filter removal devices Aug. 12, 2008
7404837 Mountain cloudwater Jul. 29, 2008
7393375 Filter element having sealing members and methods Jul. 1, 2008
7387654 Screen assembly kit for an air processing unit Jun. 17, 2008
7387655 Air filtration unit Jun. 17, 2008
7350370 Air conditioner Apr. 1, 2008
7341613 Filter elements having injection molded thermoplastic seals and methods of making same Mar. 11, 2008
7329311 Porous sintered composite materials Feb. 12, 2008
7323028 Air intake filter screen assembly Jan. 29, 2008
7320717 Industrial scale honeycomb type dust collector Jan. 22, 2008
7309369 Filter module Dec. 18, 2007
7303605 Snap together filter Dec. 4, 2007
7282076 Air box lid having an integrated filter Oct. 16, 2007
7279215 Membrane modules and integrated membrane cassettes Oct. 9, 2007
7270692 Air filtration arrangements having fluted media constructions and methods Sep. 18, 2007
7247183 Panel filter with gasket seal Jul. 24, 2007
7223298 Filter assembly for pipelines May. 29, 2007
7217308 Closing device for housing May. 15, 2007
7189274 Exhaust gas filter with at least one filter layer and method for producing a filter layer Mar. 13, 2007
7186286 Filter housing assembly with leak testable aerosol injection port Mar. 6, 2007
7186287 Disposable filter for a fluid handling device and a method for using the same Mar. 6, 2007
7175681 Apparatus for removing fine particles in exhaust gas Feb. 13, 2007
7172693 Quick change filter and bracket with key system and universal key option Feb. 6, 2007
7169202 Filter assembly Jan. 30, 2007

1 2 3 4 5


 
 
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