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Class Information
Number: 55/527
Name: Gas separation > Specific media material > Fibrous or strand form
Description: Apparatus in which the media is threaded like or of comparatively extensive length as contrasted with its diameter.










Sub-classes under this class:

Class Number Class Name Patents
55/528 Organic (e.g., vegetable) 621


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

Patent Number Title Of Patent Date Issued
8709249 (4943 Apr. 29, 2014
8679216 Process for forming a laminate of a nanoweb and a substrate and filters using the laminate Mar. 25, 2014
8679217 Pleated nanoweb structures Mar. 25, 2014
8679218 Filter media with a multi-layer structure Mar. 25, 2014
8679240 Allergen inhibitor, allergen-inhibiting product, allergen inhibiting method, and use as allergen inhibitor Mar. 25, 2014
8663354 Air filter Mar. 4, 2014
8663358 Filter media with improved conductivity Mar. 4, 2014
8657926 Device and method for condensing water Feb. 25, 2014
8651286 Spunbond polyester mat with binder comprising salt of inorganic acid Feb. 18, 2014
8652229 Particle filter system incorporating nanofibers Feb. 18, 2014
8652230 Media for hot gas filtration Feb. 18, 2014
8641796 Filter medium and breather filter structure Feb. 4, 2014
8608817 Meltblown filter medium Dec. 17, 2013
8545587 Multi-phase filter medium Oct. 1, 2013
8545590 Flutable fiber webs with high dust holding capacity Oct. 1, 2013
8523971 Multilayer nanofiber filter Sep. 3, 2013
8518855 Honeycomb structure Aug. 27, 2013
8512431 Fine fiber media layer Aug. 20, 2013
8512435 Filter medium and breather filter structure Aug. 20, 2013
8512458 Chemical and particulate filters containing chemically modified carbon nanotube structures Aug. 20, 2013
8501644 Activated protective fabric Aug. 6, 2013
8481454 Honeycomb structure Jul. 9, 2013
8454735 Allergen inhibitor, allergen-inhibiting product, allergen inhibition method, and use as allergen inhibitor Jun. 4, 2013
8444740 Nonwoven fabric for exhaust-gas treatment, exhaust-gas purification device and method for producing a nonwoven fabric for exhaust-gas treatment May. 21, 2013
8431187 Manufacturing method of filter media available at medium and high temperature exhaust gas using foam coating technology and filter media manufactured thereby Apr. 30, 2013
8404014 Aerosol separator Mar. 26, 2013
8398752 High efficiency low pressure drop synthetic fiber based air filter made completely from post consumer waste materials Mar. 19, 2013
8388718 Filter medium Mar. 5, 2013
8377172 Fiber sorbents Feb. 19, 2013
8372292 Melt blown polymeric filtration medium for high efficiency fluid filtration Feb. 12, 2013
8372175 Pleated filter with bimodal monolayer monocomponent media Feb. 12, 2013
8366797 Fine fiber media layer Feb. 5, 2013
8361180 Durable nanoweb scrim laminates Jan. 29, 2013
8357220 Multi-phase filter medium Jan. 22, 2013
8353975 Process for producing a fleece having metallic wire filaments, process for producing honeycomb body having at least one fleece, fleece, honeycomb body, apparatus and vehicle Jan. 15, 2013
8343250 Bag house filters and media Jan. 1, 2013
8337598 Photo-crosslinked gas selective membranes as part of thin film composite hollow fiber membranes Dec. 25, 2012
8308833 Nonwoven fabric for filters Nov. 13, 2012
8303693 Nanofiber filter facemasks and cabin filters Nov. 6, 2012
8277529 Filter medium and breather filter structure Oct. 2, 2012
8268395 Method for providing resistance to biofouling in a porous support Sep. 18, 2012
8268033 Filter medium and structure Sep. 18, 2012
8262780 High performance gas turbine inlet filter (HEPA) using membrane media Sep. 11, 2012
8211195 Hot gas filtration fabrics with silica and flame resistant fibers Jul. 3, 2012
8206478 Portable and modular separator/collector device Jun. 26, 2012
8206481 HEPA (H-10) performance synthetic nonwoven and nanofiber composite filter media Jun. 26, 2012
8206484 Process for producing micron and submicron fibers and nonwoven webs by melt blowing Jun. 26, 2012
8187354 Filtration media for filtering particulate material from gas streams May. 29, 2012
8177875 Aerosol separator; and method May. 15, 2012
8177876 Reduced solidity web comprising fiber and fiber spacer or separation means May. 15, 2012

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