|
US4685944A
(en)
*
|
1982-06-09 |
1987-08-11 |
Flanders Filters, Inc. |
High efficiency particulate air filter
|
|
US4936991A
(en)
*
|
1986-09-29 |
1990-06-26 |
Allied-Signal Inc. |
Accordion pleated fluid filtering element
|
|
DE3815145C1
(en)
*
|
1988-05-04 |
1989-10-05 |
Knecht Filterwerke Gmbh, 7000 Stuttgart, De |
Filter body made of a zigzag-shaped pleated web
|
|
US5252207A
(en)
*
|
1988-06-15 |
1993-10-12 |
Pall Corporation |
Wrap member having openings
|
|
US5552048A
(en)
*
|
1988-06-15 |
1996-09-03 |
Pall Corporation |
Two pleated filter composite having cushioning layers
|
|
US5066400A
(en)
*
|
1990-10-09 |
1991-11-19 |
Donaldson Company, Inc. |
Self-spaced pleated filter
|
|
US5346519A
(en)
*
|
1993-04-27 |
1994-09-13 |
Pneumafil Corporation |
Filter media construction
|
|
ATE185494T1
(de)
*
|
1994-07-12 |
1999-10-15 |
Nittetsu Mining Co Ltd |
Verstärktes filterelement
|
|
US6099729A
(en)
*
|
1996-03-01 |
2000-08-08 |
Parker-Hannifin Corporation |
Coreless non-metallic filter element
|
|
DE19630522C2
(de)
*
|
1996-07-29 |
2002-10-02 |
Freudenberg Carl Kg |
Verfahren zur Herstellung eines plissierfähigen Filtermediums und Vorrichtung zur Durchführung des Verfahrens
|
|
US6143106A
(en)
*
|
1999-02-08 |
2000-11-07 |
Parker-Hannifin Corporation |
Filter cartridge with structurally attached outer sleeve and method of assembly
|
|
DE60222287T2
(de)
*
|
2001-11-06 |
2008-05-29 |
Parker-Hannifin Corp., Cleveland |
Filterpatrone mit strukturell und mit klebstoff befestigter umhüllung und verfahren zu dessen zusammenbau
|
|
US8236210B2
(en)
*
|
2005-03-04 |
2012-08-07 |
Pall Corporation |
Corrugated fluid treatment packs and methods of making them
|
|
CN101626820B
(zh)
|
2007-02-02 |
2012-07-18 |
唐纳森公司 |
空气过滤介质包、过滤元件、空气过滤介质及方法
|
|
CA2691867C
(en)
|
2007-06-26 |
2016-10-04 |
Donaldson Company, Inc. |
Filtration media pack, filter element, and methods
|
|
US9808752B2
(en)
|
2008-02-04 |
2017-11-07 |
Donaldson Company, Inc. |
Method and apparatus for forming fluted filtration media
|
|
US8021466B2
(en)
|
2008-03-18 |
2011-09-20 |
Carpenter Co. |
Fluid flow filter and method of making and using
|
|
MX2011000965A
(es)
*
|
2008-07-25 |
2011-04-04 |
Donaldson Co Inc |
Medios de filtracion plisados, paquetes de medios, elementos de filtro y metodos para filtrar fluidos.
|
|
MX2012001455A
(es)
|
2009-08-03 |
2012-05-08 |
Donaldson Co Inc |
Metodo y aparato para formar un medio de filtracion acanalado que tiene acanaladuras progresivas.
|
|
EP3950092B1
(en)
*
|
2010-01-25 |
2023-05-10 |
Donaldson Company, Inc. |
Pleated filtration media having tapered flutes
|
|
ITMO20130153A1
(it)
*
|
2013-05-30 |
2014-12-01 |
Rand Srl |
Filtro per la filtrazione di fluidi organici
|
|
DE102017205330A1
(de)
*
|
2017-03-29 |
2018-10-04 |
Mahle International Gmbh |
Filterelement für einen Fluidfilter, Fluidfilter und Verfahren zum Herstellen eines Filterelements
|