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| US6673136 | 31 May 2001 | 6 Ene 2004 | Donaldson Company, Inc. | Air filtration arrangements having fluted media constructions and methods | | US6716274 | 31 May 2001 | 6 Abr 2004 | Donaldson Company, Inc. | Air filter assembly for filtering an air stream to remove particulate matter entrained in the stream | | US6740142 | 31 May 2001 | 25 May 2004 | Donaldson Company, Inc. | Industrial bag house elements | | US6743273 | 31 May 2001 | 1 Jun 2004 | Donaldson Company, Inc. | Polymer, polymer microfiber, polymer nanofiber and applications including filter structures | | US6746517 | 31 May 2001 | 8 Jun 2004 | Donaldson Company, Inc. | Filter structure with two or more layers of fine fiber having extended useful service life | | US6800117 | 31 May 2001 | 5 Oct 2004 | Donaldson Company, Inc. | Filtration arrangement utilizing pleated construction and method | | US6875256 | 10 Dic 2003 | 5 Abr 2005 | Donaldson Company, Inc. | Methods for filtering air for a gas turbine system | | US6955775 | 30 Sep 2003 | 18 Oct 2005 | Donaldson Company, Inc. | Process if making fine fiber material | | US6974490 | 19 Dic 2003 | 13 Dic 2005 | Donaldson Company, Inc. | Air filtration arrangements having fluted media constructions and methods | | US6994742 | 3 May 2004 | 7 Feb 2006 | Donaldson Company, Inc. | Filtration arrangement utilizing pleated construction and method | | US7070640 | 14 Ene 2004 | 4 Jul 2006 | Donaldson Company, Inc. | Polymer, polymer microfiber, polymer nanofiber and applications including filter structures | | US7090712 | 20 Abr 2005 | 15 Ago 2006 | Donaldson Company, Inc. | Air filtration arrangements having fluted media construction and methods | | US7090715 | 30 Sep 2003 | 15 Ago 2006 | Donaldson Company, Inc. | Polymer, polymer microfiber, polymer nanofiber and applications including filter structures | | US7179317 | 19 Jul 2004 | 20 Feb 2007 | Donaldson Company, Inc. | Polymer, polymer microfiber, polymer nanofiber and applications including filter structures | | US7270692 | 25 Abr 2006 | 18 Sep 2007 | Donaldson Company, Inc. | Air filtration arrangements having fluted media constructions and methods | | US7270693 | 16 Ene 2006 | 18 Sep 2007 | Donaldson Company, Inc. | Polymer, polymer microfiber, polymer nanofiber and applications including filter structures | | US7316723 | 6 Abr 2006 | 8 Ene 2008 | Donaldson Company, Inc. | Air filter with fine fiber and spun bonded media | | US7318852 | 6 Abr 2006 | 15 Ene 2008 | Donaldson Company, Inc. | Bag house filter with fine fiber and spun bonded media | | US7318853 | 2 Nov 2006 | 15 Ene 2008 | Donaldson Company, Inc. | Polymer, polymer microfiber, polymer nanofiber and applications including filter structures | | US8029588 | 1 Dic 2010 | 4 Oct 2011 | Donaldson Company, Inc. | Fine fiber media layer | | US8118901 | 30 Oct 2009 | 21 Feb 2012 | Donaldson Company, Inc. | Fine fiber media layer |
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