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US2038071A
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1932-11-09 |
1936-04-21 |
Patent Finance Corp |
Fluid treating device
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US2019186A
(en)
*
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1933-03-01 |
1935-10-29 |
H S Kaiser Company |
Air filter
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US2286479A
(en)
*
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1940-04-04 |
1942-06-16 |
Morrill N Farr |
Air filter panel
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US2486728A
(en)
*
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1945-06-22 |
1949-11-01 |
Air Maze Corp |
Filter panel
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US2567030A
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*
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1947-07-11 |
1951-09-04 |
Air Maze Corp |
Filter panel
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US2653676A
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1951-05-16 |
1953-09-29 |
Air Filter Corp |
Air filter
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1953-08-19 |
1956-09-25 |
Air Maze Corp |
Edge filter panel with uneven face
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1959-12-22 |
1961-06-13 |
American Viscose Corp |
Method for the production of reticulated webs
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JPS421831Y1
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1964-05-25 |
1967-02-03 |
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*
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1965-10-19 |
1967-12-19 |
Msa Res Corp |
Filter containing tubular filter cells
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*
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1968-01-25 |
1969-12-09 |
Kloeckner Humboldt Deutz Ag |
Electrofilter with corrugated sheet metal-type collecting electrodes
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1970-01-19 |
1971-11-02 |
Laurance S Reid |
Mist eliminator
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US3801400A
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1972-03-24 |
1974-04-02 |
Celanese Corp |
Varying density cartridge filters
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FR2199479A1
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1972-09-15 |
1974-04-12 |
Peabody Gci |
Absorbent/filter for gas or liquid - with powder absorber sandwiched between fibrous or open-cellular sheets, esp. used as continuous band
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JPS548202B2
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1972-12-07 |
1979-04-13 |
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US3971373A
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1974-01-21 |
1976-07-27 |
Minnesota Mining And Manufacturing Company |
Particle-loaded microfiber sheet product and respirators made therefrom
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NL160303C
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1974-03-25 |
1979-10-15 |
Verto Nv |
Werkwijze voor het vervaardigen van een vezelfilter.
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1974-03-26 |
1978-07-11 |
Kimberly-Clark Corporation |
Nonwoven fabric and method of producing same
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JPS5364675A
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1976-11-19 |
1978-06-09 |
Sanyo Electric Co Ltd |
Honey-comb shaped adsorption fiter
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NL181632C
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1976-12-23 |
1987-10-01 |
Minnesota Mining & Mfg |
Electreetfilter en werkwijze voor het vervaardigen daarvan.
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JPS5429872A
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1977-08-10 |
1979-03-06 |
Riyuuichi Ikeda |
Filter for gas and manufacture thereof
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1978-02-06 |
1980-08-05 |
Minnesota Mining And Manufacturing Company |
Melt-blown fibrous electrets
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JPS54112378A
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1978-02-22 |
1979-09-03 |
Toho Rayon Co Ltd |
Continuous adsorber-desorber for harmful gas
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1978-07-20 |
1987-05-26 |
Minnesota Mining And Manufacturing Company |
Shaped plastic articles having replicated microstructure surfaces
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JPS5564824A
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1978-11-07 |
1980-05-15 |
Daikin Ind Ltd |
Organic recovery apparatus
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JPS5624016A
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1979-08-03 |
1981-03-07 |
Seibu Giken:Kk |
Gas absorbing element
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JPS5631423A
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1979-08-21 |
1981-03-30 |
Seibu Giken:Kk |
Gas absorption element
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US4386947A
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1980-04-25 |
1983-06-07 |
Nippon Soken, Inc. |
Apparatus for adsorbing fuel vapor
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DE3028385A1
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1980-07-26 |
1982-02-18 |
Sartorius GmbH, 3400 Göttingen |
Vorrichtung zur massenuebertragung zwischen fluiden
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1980-10-24 |
1982-06-08 |
The Marley Company |
Drift eliminator structure for counterflow water cooling tower
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JPS57207525A
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1981-06-16 |
1982-12-20 |
Taikisha Ltd |
Honeycomb adsorbing assembly
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JPS5843238A
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1981-09-10 |
1983-03-12 |
Ngk Spark Plug Co Ltd |
セラミツクハニカム構造体とその製造法
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1981-11-02 |
1983-10-18 |
Donaldson Company, Inc. |
Fluid filtering device
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JPS58137443A
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1982-02-08 |
1983-08-15 |
Unitika Ltd |
ガス吸着材
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1982-03-04 |
1984-01-31 |
Minnesota Mining And Manufacturing Company |
Sheet product containing sorbent particulate material
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JPS59132919A
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1983-01-20 |
1984-07-31 |
Parker Netsushiyori Kogyo Kk |
排気の溶剤濃度調整方法
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1983-06-17 |
1985-08-27 |
Cambridge Filter Corporation |
Corrugated spacers for pleated air filter media
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1983-08-25 |
1985-05-14 |
Rekuperator Kg Dr.-Ing. Schack & Co. |
Method and apparatus for purifying a gas stream in a sorption filter
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JPS60168511A
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1984-02-10 |
1985-09-02 |
Japan Vilene Co Ltd |
エレクトレツトフイルタの製造方法
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1984-02-20 |
1987-04-21 |
Nippondenso Co., Ltd. |
Method for making axial-flow filters and apparatus therefor
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JPS61222520A
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1985-03-29 |
1986-10-03 |
Tsuchiya Mfg Co Ltd |
エアフイルタ装置
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1985-05-31 |
1992-07-28 |
Minnesota Mining And Manufacturing Co. |
Drag reduction article
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1985-05-31 |
1991-01-22 |
Minnesota Mining And Manufacturing |
Drag reduction article
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CH670573A5
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1985-11-22 |
1989-06-30 |
Sulzer Ag |
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GB8612070D0
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1986-05-19 |
1986-06-25 |
Brown R C |
Blended-fibre filter material
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1986-07-31 |
1989-01-10 |
Kimberly-Clark Corporation |
Active particle-containing nonwoven material, method of formation thereof, and uses thereof
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1986-09-12 |
1991-06-18 |
Minnesota Mining And Manufacturing Company |
Fluorochemical oxazolidinones
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1986-09-12 |
1992-03-24 |
Crater Davis H |
Fluorochemical oxazolidinones
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1986-10-15 |
1988-05-03 |
Kimberly-Clark Corporation |
Elastic polyetherester nonwoven web
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DE3813360C1
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1988-04-21 |
1989-10-26 |
Agfa-Gevaert Ag, 5090 Leverkusen, De |
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JP2672329B2
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1988-05-13 |
1997-11-05 |
東レ株式会社 |
エレクトレット材料
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1988-06-15 |
1992-01-28 |
Pall Corporation |
Corrugated filter arrangement with support layer and flow channels
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CH676799A5
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1988-11-01 |
1991-03-15 |
Sulzer Ag |
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JP2815378B2
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1989-01-23 |
1998-10-27 |
株式会社長野計器製作所 |
気体の吸着構造体
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JPH06104180B2
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1989-02-01 |
1994-12-21 |
東邦化工建設株式会社 |
吸脱着装置
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1989-02-10 |
1992-12-29 |
Minnesota Mining And Manufacturing Company |
Microstructure-bearing composite plastic articles and method of making
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1989-11-17 |
1992-09-22 |
Moldex/Metric Products, Inc. |
Method for producing filter material formed of melt-blown non-woven mat sandwiching additional material
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JP2925625B2
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1990-02-15 |
1999-07-28 |
クラレケミカル株式会社 |
空気浄化フィルター
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KR100198380B1
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1990-02-20 |
1999-06-15 |
데이비드 엠 모이어 |
개방된 모관로 구조물, 모관로 구조물을 제조하기 위한 개선된 방법 및 그 방법에 사용하기 위한 압출 다이
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JPH03105911U
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1990-02-20 |
1991-11-01 |
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1990-02-20 |
1995-04-11 |
The Scott Fetzer Company |
Electrostatic particle filtration
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1990-08-12 |
1997-11-04 |
Kabushiki Kaisha Seibu Giken |
Method of manufacturing an active silica gel honeycomb adsorbing body usable in an atmosphere having 100% relative humidity
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JPH04197441A
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1990-11-28 |
1992-07-17 |
Osaka Gas Co Ltd |
吸着体
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EP0492081A1
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1990-12-24 |
1992-07-01 |
Corning Incorporated |
Activated carbon structures
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EP0492879B1
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1990-12-25 |
1996-02-28 |
Kabushiki Kaisha Seibu Giken |
A gas adsorbing element, its manufacture method and usage
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CH682721A5
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1991-01-17 |
1993-11-15 |
Galipag |
Verfahren für den Stoffaustausch zwischen flüssigen und gasförmigen Medien.
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JP3074844B2
(ja)
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1991-09-10 |
2000-08-07 |
東洋紡績株式会社 |
空気浄化用フィルタ
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1991-09-30 |
1993-03-02 |
Minnesota Mining And Manufacturing Company |
Film materials based on multi-layer blown microfibers
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1991-09-30 |
1993-11-02 |
Minnesota Mining And Manufacturing Company |
Wipe materials based on multi-layer blown microfibers
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1991-09-30 |
1993-08-24 |
Minnesota Mining And Manufacturing Company |
Stretchable nonwoven webs based on multi-layer blown microfibers
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1991-09-30 |
1993-09-28 |
Minnesota Mining And Manufacturing Company |
Method of making transparent film from multilayer blown microfibers
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JP2575730Y2
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1991-11-15 |
1998-07-02 |
日本バイリーン株式会社 |
フィルター材
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1992-06-22 |
1994-02-22 |
Aston William T |
Antimicrobial air filter and method of making same
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1992-07-07 |
1994-04-26 |
Donaldson Company, Inc. |
Layered air filter medium having improved efficiency and pleatability
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1992-08-04 |
1998-05-19 |
Minnesota Mining And Manufacturing Company |
Corrugated nonwoven webs of polymeric microfiber
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EP0825286A3
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1992-11-18 |
2000-11-02 |
AQF Technologies LLC |
Fibrous structure containing immobilized particulate matter and process therefor
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AU669420B2
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1993-03-26 |
1996-06-06 |
Minnesota Mining And Manufacturing Company |
Oily mist resistant electret filter media
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IT1264106B1
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1993-03-30 |
1996-09-10 |
So Di Bo S P A |
Depuratore per solventi a carboni attivi per macchine lavasecco ad assorbimento maggiorato.
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1993-04-02 |
1994-11-29 |
The Procter & Gamble Company |
Macroscopically expanded plastic web having improved fluid drainage
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1993-05-10 |
1994-10-04 |
Blakley Richard L |
Air filter and method
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1993-08-02 |
1996-04-09 |
Munters Corporation |
Titanium silicate aerogel element and humidity exchanger using matrix of aerogel element
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EP0714463B1
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1993-08-17 |
1999-03-10 |
Minnesota Mining And Manufacturing Company |
Method of charging electret filter media
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CA2166612C
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1993-08-17 |
2005-02-22 |
Michael R. Berrigan |
Filter media having an undulated surface
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1993-12-16 |
1995-10-31 |
Mcneil-Ppc, Inc. |
Molten adhesive fibers and products made therefrom
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1994-01-21 |
1995-05-23 |
W. L. Gore & Associates, Inc. |
Self-adhesive vent filter and adsorbent assembly with a diffusion tube
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1994-03-07 |
1997-07-29 |
The Regents Of The University Of California |
Microfabricated particle filter
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JPH07289844A
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1994-04-28 |
1995-11-07 |
Takeda Chem Ind Ltd |
悪臭ガスの消臭方法
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1994-07-08 |
1995-12-26 |
Benesi; Steve C. |
Woven filter fabric
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JPH08126840A
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1994-10-31 |
1996-05-21 |
Unitika Ltd |
粉末活性炭含有複合シートおよびその製造方法
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1994-11-30 |
1996-10-01 |
The Procter & Gamble Company |
Method and apparatus for making stretchable absorbent articles
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DE19505727A1
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1995-02-20 |
1996-08-22 |
Emitec Emissionstechnologie |
Vorrichtung zur katalytischen Umsetzung von Abgasen in einem Abgassystem
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FR2741279B1
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1995-11-17 |
2001-06-15 |
Inst Francais Du Petrole |
Bloc de garnissage a pouvoir eleve d'adsorption pour dispositif d'epuration d'effluents gazeux
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EP0880610B1
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1996-02-12 |
2001-10-31 |
Fibervisions A/S |
Particle-containing fibres
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1996-04-29 |
1997-12-23 |
Minnesota Mining And Manufacturing Company |
Particle loaded membranes as oxidant scavengers
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JP3841479B2
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1996-05-20 |
2006-11-01 |
東邦化工建設株式会社 |
有機溶剤回収システム及び有機溶剤回収方法
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JP2001503668A
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1996-08-19 |
2001-03-21 |
フォルクスワーゲン・アクチェンゲゼルシャフト |
NO▲下x▼吸収体
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JPH10263395A
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1997-03-26 |
1998-10-06 |
Nichias Corp |
有機溶剤ガス吸着素子
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JPH1157360A
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1997-08-13 |
1999-03-02 |
Shin Nippon Koa Kk |
防塵フィルター
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JPH1190133A
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1997-09-26 |
1999-04-06 |
Toyobo Co Ltd |
空気浄化フィルタ
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1997-12-01 |
2000-10-17 |
3M Innovative Properties Company |
Nonwoven cohesive wrap
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1997-12-01 |
2000-08-15 |
3M Innovative Properties Company |
Molded respirator containing sorbent particles
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1997-12-22 |
1999-10-19 |
Aaf International |
Filter arrangement having at least two successive layers having predetermined spacing and its method for making
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