TR28119A - Hava filtreleme malzemesi, bunun imali ve kullanimi. - Google Patents
Hava filtreleme malzemesi, bunun imali ve kullanimi.Info
- Publication number
- TR28119A TR28119A TR01372/94A TR137294A TR28119A TR 28119 A TR28119 A TR 28119A TR 01372/94 A TR01372/94 A TR 01372/94A TR 137294 A TR137294 A TR 137294A TR 28119 A TR28119 A TR 28119A
- Authority
- TR
- Turkey
- Prior art keywords
- manufacture
- air filtration
- filtration material
- air
- filtration
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/28—Plant or installations without electricity supply, e.g. using electrets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
- B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
- B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
- B01D39/163—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin sintered or bonded
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4282—Addition polymers
- D04H1/4291—Olefin series
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4282—Addition polymers
- D04H1/43—Acrylonitrile series
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
- D04H1/48—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres in combination with at least one other method of consolidation
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
- D04H1/48—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres in combination with at least one other method of consolidation
- D04H1/485—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres in combination with at least one other method of consolidation in combination with weld-bonding
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/541—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres
- D04H1/5412—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres sheath-core
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/541—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres
- D04H1/5414—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres side-by-side
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/541—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres
- D04H1/5418—Mixed fibres, e.g. at least two chemically different fibres or fibre blends
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/542—Adhesive fibres
- D04H1/544—Olefin series
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2915—Rod, strand, filament or fiber including textile, cloth or fabric
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2929—Bicomponent, conjugate, composite or collateral fibers or filaments [i.e., coextruded sheath-core or side-by-side type]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2929—Bicomponent, conjugate, composite or collateral fibers or filaments [i.e., coextruded sheath-core or side-by-side type]
- Y10T428/2931—Fibers or filaments nonconcentric [e.g., side-by-side or eccentric, etc.]
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
- Nonwoven Fabrics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4407344A DE4407344C1 (de) | 1994-03-05 | 1994-03-05 | Luftfiltermaterial, seine Verwendung und Herstellung |
Publications (1)
Publication Number | Publication Date |
---|---|
TR28119A true TR28119A (tr) | 1996-02-08 |
Family
ID=6511935
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TR01372/94A TR28119A (tr) | 1994-03-05 | 1994-12-29 | Hava filtreleme malzemesi, bunun imali ve kullanimi. |
Country Status (10)
Country | Link |
---|---|
US (1) | US5470485A (tr) |
EP (1) | EP0674933B1 (tr) |
JP (1) | JP2716675B2 (tr) |
CN (1) | CN1062190C (tr) |
BR (1) | BR9500387A (tr) |
CZ (1) | CZ286494B6 (tr) |
DE (1) | DE4407344C1 (tr) |
ES (1) | ES2116512T3 (tr) |
PL (1) | PL178820B1 (tr) |
TR (1) | TR28119A (tr) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW438678B (en) | 1996-08-09 | 2001-06-07 | Daikin Ind Ltd | Fire-retardant filter medium and air filter unit using the same |
KR19980068512A (ko) * | 1997-02-20 | 1998-10-26 | 손영목 | 난연성 필터 백(Filter Bag)과 그 제조방법 |
JP3512100B2 (ja) * | 1997-04-11 | 2004-03-29 | ダイキン工業株式会社 | エアフィルターユニットおよびその製造方法 |
JP2002514494A (ja) * | 1998-05-13 | 2002-05-21 | テクセル・インコーポレーテッド | 摩擦電気エアフィルター |
GB9815629D0 (en) | 1998-07-18 | 1998-09-16 | Hepworth Minerals & Chemicals | Filter materials and methods for the producton thereof |
DE19856490B4 (de) * | 1998-12-08 | 2006-01-12 | Carl Freudenberg Kg | Einrichtung zur Reinigung der Luft von Staubpartikeln, insbesondere von Pollenstaub und dergleichen |
US6372004B1 (en) * | 1999-07-08 | 2002-04-16 | Airflo Europe N.V. | High efficiency depth filter and methods of forming the same |
JP4499852B2 (ja) * | 1999-09-20 | 2010-07-07 | 阿波製紙株式会社 | 分離膜支持体とその製造方法 |
GB9924549D0 (en) | 1999-10-19 | 1999-12-22 | Hepworth Minerals & Chemicals | Filter materials and methods for the production thereof |
US6419729B1 (en) | 2000-04-17 | 2002-07-16 | 3M Innovative Properties Company | Filter assemblies with adhesive attachment systems |
DE10059050C2 (de) * | 2000-11-28 | 2003-02-27 | Freudenberg Carl Kg | Verfahren zur Herstellung eines triboelektrisch geladenen Vliesstoffs |
DK1236494T3 (da) * | 2001-03-02 | 2004-02-16 | Airflo Europ N V | Kompositfilter og fremgangsmåde til fremstilling af samme |
DE10120223B4 (de) | 2001-04-24 | 2005-08-25 | Carl Freudenberg Kg | Mehrlagiger Luftfilter und dessen Verwendung |
DE10235368A1 (de) * | 2002-08-02 | 2004-02-19 | Robert Bosch Gmbh | Vorrichtung zum automatischen Schalten von Beleuchtungseinrichtungen, insbesondere für ein Kraftfahrzeug |
US7434698B2 (en) * | 2002-12-31 | 2008-10-14 | Ahlstrom Air Media Llc | Two fiber filtration material |
US6808548B2 (en) * | 2002-12-31 | 2004-10-26 | Hollinee Glass Corporation | Three component filtration material |
US20040177758A1 (en) * | 2003-03-14 | 2004-09-16 | Tsai Peter P. | Triboelectric air filter media |
SE526593C2 (sv) * | 2003-10-21 | 2005-10-11 | Scandfilter Ab | Luftfiltreringssystem |
US7981177B2 (en) * | 2007-04-18 | 2011-07-19 | Transweb, Llc | Filtration media having a slit-film layer |
PL2011555T5 (pl) | 2007-07-06 | 2018-02-28 | Eurofilters Holding N.V. | Worek filtrujący do odkurzacza |
DE102008050264A1 (de) * | 2008-10-07 | 2010-04-08 | Carl Freudenberg Kg | Filterelement mit abscheidungsstabilisierender Beschichtung |
US9074301B2 (en) * | 2010-10-25 | 2015-07-07 | Rick L. Chapman | Filtration materials using fiber blends that contain strategically shaped fibers and/or charge control agents |
US10245537B2 (en) | 2012-05-07 | 2019-04-02 | 3M Innovative Properties Company | Molded respirator having outer cover web joined to mesh |
EP2821118B1 (en) * | 2013-07-02 | 2018-10-17 | Pall Corporation | Dual bag filter |
CN105597934B (zh) * | 2015-12-28 | 2017-07-04 | 江南大学 | 一种pm2.5颗粒吸附方法 |
CN108468156A (zh) * | 2018-03-20 | 2018-08-31 | 吉林省华纺静电材料科技有限公司 | 利用聚丙烯静电纤维和丙烯腈纤维生产针刺静电网的工艺及其应用 |
CN115576288B (zh) * | 2022-10-28 | 2023-08-08 | 苏州米果新材料科技有限公司 | 一种过滤材料的生产控制方法和*** |
CN115897293A (zh) * | 2022-12-13 | 2023-04-04 | 河南省科学院化学研究所有限公司 | 一种抗菌空气过滤材料及其制备方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5237875A (en) * | 1975-09-19 | 1977-03-24 | Chisso Corp | Manufacture of unwoven molded sheet |
JPS5943171A (ja) * | 1982-08-31 | 1984-03-10 | ライオン株式会社 | 繊維製品処理用物品 |
JPS62225218A (ja) * | 1986-03-25 | 1987-10-03 | Toyobo Co Ltd | 濾材の製造法 |
EP0246811A2 (en) * | 1986-05-19 | 1987-11-25 | Btg International Limited | Blended-fibre filter material |
JPH0221918A (ja) * | 1988-07-11 | 1990-01-24 | Chisso Corp | フイルターエレメントの製造方法 |
JPH03288506A (ja) * | 1990-04-03 | 1991-12-18 | Chisso Corp | 換気扇用フイルター |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0580241A (ja) * | 1991-06-21 | 1993-04-02 | Canon Inc | レンズ鏡筒 |
US5284704A (en) * | 1992-01-15 | 1994-02-08 | American Felt & Filter Company | Non-woven textile articles comprising bicomponent fibers and method of manufacture |
-
1994
- 1994-03-05 DE DE4407344A patent/DE4407344C1/de not_active Expired - Lifetime
- 1994-11-24 ES ES94118476T patent/ES2116512T3/es not_active Expired - Lifetime
- 1994-11-24 EP EP94118476A patent/EP0674933B1/de not_active Expired - Lifetime
- 1994-12-29 TR TR01372/94A patent/TR28119A/tr unknown
- 1994-12-30 CZ CZ19943341A patent/CZ286494B6/cs not_active IP Right Cessation
-
1995
- 1995-01-31 BR BR9500387A patent/BR9500387A/pt not_active IP Right Cessation
- 1995-02-10 CN CN95101941A patent/CN1062190C/zh not_active Expired - Fee Related
- 1995-03-01 US US08/397,510 patent/US5470485A/en not_active Expired - Fee Related
- 1995-03-03 JP JP7044492A patent/JP2716675B2/ja not_active Expired - Fee Related
- 1995-03-03 PL PL95307521A patent/PL178820B1/pl unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5237875A (en) * | 1975-09-19 | 1977-03-24 | Chisso Corp | Manufacture of unwoven molded sheet |
JPS5943171A (ja) * | 1982-08-31 | 1984-03-10 | ライオン株式会社 | 繊維製品処理用物品 |
JPS62225218A (ja) * | 1986-03-25 | 1987-10-03 | Toyobo Co Ltd | 濾材の製造法 |
EP0246811A2 (en) * | 1986-05-19 | 1987-11-25 | Btg International Limited | Blended-fibre filter material |
JPH0221918A (ja) * | 1988-07-11 | 1990-01-24 | Chisso Corp | フイルターエレメントの製造方法 |
JPH03288506A (ja) * | 1990-04-03 | 1991-12-18 | Chisso Corp | 換気扇用フイルター |
Non-Patent Citations (7)
Title |
---|
DATABASE WPI Section Ch Week 7718, Derwent World Patents Index; Class A11, AN 77-31807Y * |
DATABASE WPI Section Ch Week 8416, Derwent World Patents Index; Class A04, AN 84-097825 * |
DATABASE WPI Section Ch Week 8745, Derwent World Patents Index; Class A12, AN 87-317511 * |
DATABASE WPI Section Ch Week 9010, Derwent World Patents Index; Class A11, AN 90-070215 * |
DATABASE WPI Section Ch Week 9206, Derwent World Patents Index; Class A04, AN 92-044826 * |
PATENT ABSTRACTS OF JAPAN vol. 14, no. 171 (C - 0706) 3 April 1990 (1990-04-03) * |
PATENT ABSTRACTS OF JAPAN vol. 16, no. 118 (C - 0922) 25 March 1992 (1992-03-25) * |
Also Published As
Publication number | Publication date |
---|---|
EP0674933A3 (de) | 1995-11-22 |
CN1062190C (zh) | 2001-02-21 |
PL178820B1 (pl) | 2000-06-30 |
CZ334194A3 (en) | 1996-02-14 |
EP0674933B1 (de) | 1998-04-29 |
DE4407344C1 (de) | 1995-05-11 |
US5470485A (en) | 1995-11-28 |
JP2716675B2 (ja) | 1998-02-18 |
ES2116512T3 (es) | 1998-07-16 |
JPH07256024A (ja) | 1995-10-09 |
EP0674933A2 (de) | 1995-10-04 |
CZ286494B6 (en) | 2000-04-12 |
PL307521A1 (en) | 1995-09-18 |
CN1112850A (zh) | 1995-12-06 |
BR9500387A (pt) | 1995-10-24 |
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