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Browse by Category: Main > Chemistry
Class Information
Number: 55/498
Name: Gas separation > With means securing or retaining separating media > Unit or cohesive sheet-like media in flow line or frame > Edge supporting or securing means for nonplanar sheet form filter (e.g., zigzag) > Spiral or cylindrical
Description: Apparatus in which the resulting shape of the media takes the form of a cylinder or spiral.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8702831 Air cleaner; replaceable filter cartridges; and, methods Apr. 22, 2014
8685128 Seal, arrangement for filter element; filter element assembly; and, methods Apr. 1, 2014
8683970 Air intake system for off-road vehicles Apr. 1, 2014
8673196 Radial seal filter with open end pleats Mar. 18, 2014
8673040 Filter construction for use with air in-take for gas turbine and methods Mar. 18, 2014
8673037 Air filter with balanced seal Mar. 18, 2014
8673042 Filter element and filter device Mar. 18, 2014
8657927 Filtration device for use with a fuel vapor recovery system Feb. 25, 2014
8657903 Cyclone separator Feb. 25, 2014
8657900 Filter device and main filter element for a filter device Feb. 25, 2014
8657898 Air filter spin flow inlet/outlet housing Feb. 25, 2014
8657926 Device and method for condensing water Feb. 25, 2014
8652228 Filter elements; air cleaner; assembly; and, methods Feb. 18, 2014
8641901 Filter structure Feb. 4, 2014
8636819 Fiber bed assembly for a fiber bed mist eliminator Jan. 28, 2014
8632617 Filter having a drainage connection Jan. 21, 2014
8632616 Fiber bed assembly for a fiber bed mist eliminator Jan. 21, 2014
8613784 Filter element with percussion band Dec. 24, 2013
8613786 Fluid filter Dec. 24, 2013
8608818 Filter element having sealing members and methods Dec. 17, 2013
8603209 Removable external filter for servo air actuated valves Dec. 10, 2013
8597403 Inline water trap Dec. 3, 2013
8591621 Filter system Nov. 26, 2013
8580008 Vertical filtering and separating suction machine of chips, steam and smoke by change of air direction, for machining center, lathe machine or other machines generating steam from oil or coola Nov. 12, 2013
8574333 Method of forming filter arrangements; and, apparatus Nov. 5, 2013
8557008 Vacuum appliance filter assemblies and associated vacuum systems Oct. 15, 2013
8551272 Method for producing a ceramic filter body Oct. 8, 2013
8551207 Fluted filter with axial seal Oct. 8, 2013
8545585 Filter element for pulse cleaning and methods Oct. 1, 2013
8545586 Air cleaner element holding structure Oct. 1, 2013
8545588 Air cleaner arrangements; components; and, methods Oct. 1, 2013
8540790 Filter element Sep. 24, 2013
8540789 Filter element constructions Sep. 24, 2013
8540787 Filter element with percussion band Sep. 24, 2013
8540805 Filter assembly for use in a turbine system Sep. 24, 2013
8540791 Canister air filter and method for fabricating the same Sep. 24, 2013
8523974 Filter core for use with pleated filter cartridges Sep. 3, 2013
8523973 Filter element for fluid filtration, in particular for intake air of internal combustion engines Sep. 3, 2013
8512429 Coalescing filter element with drainage mechanism Aug. 20, 2013
RE44424 Filter assembly and method Aug. 13, 2013
8506667 Filters and methods for imparting structural support to pleated filter media Aug. 13, 2013
8506668 Fluted filter with axial seal Aug. 13, 2013
8500835 Hollow body for capturing particles in an exhaust gas line, exhaust-gas treatment device and motor vehicle Aug. 6, 2013
8496774 Process and materials for coiling z-filter media; and/or closing flutes of filter media; and, products Jul. 30, 2013
8486174 Filter arrangement; sealing system; and methods Jul. 16, 2013
8486172 Filter element arrangement and end cap interface feature Jul. 16, 2013
8480778 Air cleaner arrangements; components; and, methods Jul. 9, 2013
8480776 Air filtration device for compressor Jul. 9, 2013
8480774 Filter device, particularly reflux vacuum filter, and filter element for such a filter device Jul. 9, 2013
8475556 Filter cartridge system Jul. 2, 2013

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