Búsqueda Imágenes Maps Play YouTube Noticias Gmail Drive Más »
Búsqueda avanzada de patentes | Historial web | Iniciar sesión

Patentes

Citada por

Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US411562429 Mar 197719 Sep 1978Hood & Co., Inc.Thermostat metal compositions
US413172016 Mar 197726 Dic 1978G. RauHeavy-duty heat-responsive bimetallic material
US45268424 Oct 19832 Jul 1985Ardal Og Sunndal Verk a.s.Three-layer metal laminate with bimetallic effect, and the application of this laminate in cooking vessels
US667313631 May 20016 Ene 2004Donaldson Company, Inc.Air filtration arrangements having fluted media constructions and methods
US671627431 May 20016 Abr 2004Donaldson Company, Inc.Air filter assembly for filtering an air stream to remove particulate matter entrained in the stream
US674014231 May 200125 May 2004Donaldson Company, Inc.Industrial bag house elements
US674327331 May 20011 Jun 2004Donaldson Company, Inc.Polymer, polymer microfiber, polymer nanofiber and applications including filter structures
US674651731 May 20018 Jun 2004Donaldson Company, Inc.Filter structure with two or more layers of fine fiber having extended useful service life
US680011731 May 20015 Oct 2004Donaldson Company, Inc.Filtration arrangement utilizing pleated construction and method
US687525610 Dic 20035 Abr 2005Donaldson Company, Inc.Methods for filtering air for a gas turbine system
US695577530 Sep 200318 Oct 2005Donaldson Company, Inc.Process if making fine fiber material
US697449019 Dic 200313 Dic 2005Donaldson Company, Inc.Air filtration arrangements having fluted media constructions and methods
US69947423 May 20047 Feb 2006Donaldson Company, Inc.Filtration arrangement utilizing pleated construction and method
US707064014 Ene 20044 Jul 2006Donaldson Company, Inc.Polymer, polymer microfiber, polymer nanofiber and applications including filter structures
US709071220 Abr 200515 Ago 2006Donaldson Company, Inc.Air filtration arrangements having fluted media construction and methods
US709071530 Sep 200315 Ago 2006Donaldson Company, Inc.Polymer, polymer microfiber, polymer nanofiber and applications including filter structures
US711515026 Jun 20023 Oct 2006Donaldson Company, Inc.Mist filtration arrangement utilizing fine fiber layer in contact with media having a pleated construction and floor filter method
US717931719 Jul 200420 Feb 2007Donaldson Company, Inc.Polymer, polymer microfiber, polymer nanofiber and applications including filter structures
US727069225 Abr 200618 Sep 2007Donaldson Company, Inc.Air filtration arrangements having fluted media constructions and methods
US727069316 Ene 200618 Sep 2007Donaldson Company, Inc.Polymer, polymer microfiber, polymer nanofiber and applications including filter structures
US73167236 Abr 20068 Ene 2008Donaldson Company, Inc.Air filter with fine fiber and spun bonded media
US73188526 Abr 200615 Ene 2008Donaldson Company, Inc.Bag house filter with fine fiber and spun bonded media
US73188532 Nov 200615 Ene 2008Donaldson Company, Inc.Polymer, polymer microfiber, polymer nanofiber and applications including filter structures
US80295881 Dic 20104 Oct 2011Donaldson Company, Inc.Fine fiber media layer
US811890130 Oct 200921 Feb 2012Donaldson Company, Inc.Fine fiber media layer