FI860044A - Laett filterfilt. - Google Patents
Laett filterfilt. Download PDFInfo
- Publication number
- FI860044A FI860044A FI860044A FI860044A FI860044A FI 860044 A FI860044 A FI 860044A FI 860044 A FI860044 A FI 860044A FI 860044 A FI860044 A FI 860044A FI 860044 A FI860044 A FI 860044A
- Authority
- FI
- Finland
- Prior art keywords
- filterfilt
- laett
- fabric
- abrasion
- stretching
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
- B01D39/083—Filter cloth, i.e. woven, knitted or interlaced material of organic material
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
-
- 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
- D04H1/4326—Condensation or reaction polymers
- D04H1/4334—Polyamides
- D04H1/4342—Aromatic polyamides
-
- 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
- D04H1/49—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 entanglement by fluid jet in combination with another consolidation means
-
- 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
- D04H1/492—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 by fluid jet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/065—More than one layer present in the filtering material
- B01D2239/0654—Support layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/12—Special parameters characterising the filtering material
- B01D2239/1225—Fibre length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/12—Special parameters characterising the filtering material
- B01D2239/1258—Permeability
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/12—Special parameters characterising the filtering material
- B01D2239/1291—Other parameters
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2505/00—Industrial
- D10B2505/04—Filters
-
- 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
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/608—Including strand or fiber material which is of specific structural definition
-
- 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
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/689—Hydroentangled nonwoven 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
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/696—Including strand or fiber material which is stated to have specific attributes [e.g., heat or fire resistance, chemical or solvent resistance, high absorption for aqueous compositions, water solubility, heat shrinkability, etc.]
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US68916485 | 1985-01-07 | ||
US06/689,164 US4536439A (en) | 1985-01-07 | 1985-01-07 | Light weight filter felt |
Publications (4)
Publication Number | Publication Date |
---|---|
FI860044A0 FI860044A0 (fi) | 1986-01-06 |
FI860044A true FI860044A (fi) | 1986-07-08 |
FI85991B FI85991B (fi) | 1992-03-13 |
FI85991C FI85991C (fi) | 1992-06-25 |
Family
ID=24767296
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI860044A FI85991C (fi) | 1985-01-07 | 1986-01-06 | Laett filterfilt. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4536439A (fi) |
EP (1) | EP0187704B1 (fi) |
JP (1) | JPH0723576B2 (fi) |
KR (1) | KR920010332B1 (fi) |
AT (1) | ATE62029T1 (fi) |
AU (1) | AU574307B2 (fi) |
CA (1) | CA1261284A (fi) |
DE (1) | DE3678302D1 (fi) |
FI (1) | FI85991C (fi) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4861353A (en) * | 1987-12-07 | 1989-08-29 | E. I. Du Pont De Nemours And Company | Filter element and assembly |
US4917714A (en) * | 1988-12-08 | 1990-04-17 | James River Corporation | Filter element comprising glass fibers |
US5028465A (en) * | 1989-03-20 | 1991-07-02 | James River Corporation | Hydroentangled composite filter element |
US5104727A (en) * | 1989-06-16 | 1992-04-14 | W. L. Gore & Associates, Inc. | Air bag laminates |
US5023130A (en) * | 1990-08-14 | 1991-06-11 | E. I. Du Pont De Nemours And Company | Hydroentangled polyolefin web |
US5181945A (en) * | 1991-06-10 | 1993-01-26 | Continental Conveyor & Equipment Co. | High-temperature fabric filter media |
US5171339A (en) * | 1991-11-07 | 1992-12-15 | E. I. Du Pont De Nemours And Company | Filter bag for hot gases |
CA2106372C (en) * | 1992-03-26 | 2004-08-24 | Charles B. Hassenboehler, Jr. | Post-treatment of non-woven webs |
US5244482A (en) * | 1992-03-26 | 1993-09-14 | The University Of Tennessee Research Corporation | Post-treatment of nonwoven webs |
JPH08500065A (ja) * | 1992-08-17 | 1996-01-09 | イー・アイ・デュポン・ドゥ・ヌムール・アンド・カンパニー | 化繊綿バットを含む耐火材 |
US5288536A (en) * | 1993-05-28 | 1994-02-22 | E. I. Du Pont De Nemours And Company | Hydraulic-jet-treated stitchbonded fabric |
EP0830270A1 (en) * | 1995-06-09 | 1998-03-25 | Minnesota Mining And Manufacturing Company | Airbag filter assembly and method of assembly thereof |
US6869659B2 (en) | 1997-09-03 | 2005-03-22 | Velcro Industries B.V. | Fastener loop material, its manufacture, and products incorporating the material |
US6342285B1 (en) | 1997-09-03 | 2002-01-29 | Velcro Industries B.V. | Fastener loop material, its manufacture, and products incorporating the material |
US6329016B1 (en) | 1997-09-03 | 2001-12-11 | Velcro Industries B.V. | Loop material for touch fastening |
US6103643A (en) * | 1998-07-15 | 2000-08-15 | E. I. Du Pont De Nemours And Company | High performance fabrics for cartridge filters |
DE19843000C2 (de) * | 1998-09-21 | 2000-07-13 | Freudenberg Carl Fa | Luftfilter |
US6355171B1 (en) | 1999-11-09 | 2002-03-12 | Oberlin Filter Company | Filter sock for liquid filtration apparatus |
EP1265507B1 (en) | 2000-03-14 | 2008-01-09 | Velcro Industries B.V. | Hook and loop fastening |
LU90810B1 (en) * | 2001-07-30 | 2003-02-03 | Technical Marketing And Consul | Airbagmaterial aus wasserstrahlverfestigtem Vliesstoff |
EP1421985B1 (en) * | 2001-08-09 | 2012-05-23 | DIC Corporation | Heat resistant filter |
US20050217092A1 (en) * | 2002-12-03 | 2005-10-06 | Barker James R | Anchoring loops of fibers needled into a carrier sheet |
US20050196580A1 (en) * | 2002-12-03 | 2005-09-08 | Provost George A. | Loop materials |
US20050196583A1 (en) * | 2002-12-03 | 2005-09-08 | Provost George A. | Embossing loop materials |
KR101231014B1 (ko) * | 2002-12-03 | 2013-02-07 | 벨크로 인더스트리스 비.브이. | 캐리어 시트를 통한 루프 형성 니들링 |
US7465366B2 (en) * | 2002-12-03 | 2008-12-16 | Velero Industries B.V. | Needling loops into carrier sheets |
US8753459B2 (en) | 2002-12-03 | 2014-06-17 | Velcro Industries B.V. | Needling loops into carrier sheets |
US7547469B2 (en) * | 2002-12-03 | 2009-06-16 | Velcro Industries B.V. | Forming loop materials |
US7562426B2 (en) * | 2005-04-08 | 2009-07-21 | Velcro Industries B.V. | Needling loops into carrier sheets |
US20060230727A1 (en) * | 2005-04-19 | 2006-10-19 | Morgan Howard W | Filtration element having a variable density sidewall |
US20070178273A1 (en) * | 2006-02-01 | 2007-08-02 | Provost George A | Embossing loop materials |
US8211195B2 (en) * | 2006-05-26 | 2012-07-03 | Propex Inc. | Hot gas filtration fabrics with silica and flame resistant fibers |
WO2008154300A1 (en) | 2007-06-07 | 2008-12-18 | Velcro Industries B.V. | Anchoring loops of fibers needled into a carrier sheet |
US8114180B2 (en) * | 2009-07-20 | 2012-02-14 | E. I. Du Pont De Nemours And Company | Bag filter comprising scrimless filter felt of meta-and-para-aramid staple fiber |
EP2747726B1 (en) | 2011-08-25 | 2015-10-28 | Velcro Industries B.V. | Hook-engageable loop fasteners and related systems and methods |
CN103889261B (zh) | 2011-08-25 | 2017-05-10 | 维尔克有限公司 | 可接合环的紧固件及相关的系统和方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3508308A (en) * | 1962-07-06 | 1970-04-28 | Du Pont | Jet-treatment process for producing nonpatterned and line-entangled nonwoven fabrics |
DE2632875C2 (de) * | 1976-04-29 | 1982-01-14 | E.I. du Pont de Nemours and Co., 19898 Wilmington, Del. | Verfahren zur Herstellung eines genadelten Vliesstoffes aus kristallisierten Poly-(m-phenylenisophthalamid)-Fasern und daraus hergestellte genadelte, dimensionsstabile Vliesstoffe |
JPS5725457A (en) * | 1980-07-17 | 1982-02-10 | Mitsubishi Rayon Co | Honeycomb like three dimensional nonwoven structure and method |
JPS57101052A (en) * | 1980-12-10 | 1982-06-23 | Mitsubishi Rayon Co | Honeycomb like three-dimensional non- woven structure and production thereof |
EP0148033B1 (en) * | 1984-01-05 | 1990-09-05 | E.I. Du Pont De Nemours And Company | Nonwoven fabrics |
-
1985
- 1985-01-07 US US06/689,164 patent/US4536439A/en not_active Expired - Lifetime
- 1985-12-23 AU AU51609/85A patent/AU574307B2/en not_active Ceased
- 1985-12-23 CA CA000498540A patent/CA1261284A/en not_active Expired
-
1986
- 1986-01-06 AT AT86300040T patent/ATE62029T1/de not_active IP Right Cessation
- 1986-01-06 JP JP61000092A patent/JPH0723576B2/ja not_active Expired - Fee Related
- 1986-01-06 EP EP86300040A patent/EP0187704B1/en not_active Expired - Lifetime
- 1986-01-06 DE DE8686300040T patent/DE3678302D1/de not_active Expired - Lifetime
- 1986-01-06 FI FI860044A patent/FI85991C/fi not_active IP Right Cessation
- 1986-01-07 KR KR1019860000021A patent/KR920010332B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU5160985A (en) | 1986-07-10 |
KR920010332B1 (ko) | 1992-11-27 |
JPS61160467A (ja) | 1986-07-21 |
EP0187704A3 (en) | 1988-07-13 |
DE3678302D1 (de) | 1991-05-02 |
EP0187704A2 (en) | 1986-07-16 |
US4536439A (en) | 1985-08-20 |
FI85991B (fi) | 1992-03-13 |
ATE62029T1 (de) | 1991-04-15 |
FI85991C (fi) | 1992-06-25 |
FI860044A0 (fi) | 1986-01-06 |
KR860005918A (ko) | 1986-08-16 |
CA1261284A (en) | 1989-09-26 |
EP0187704B1 (en) | 1991-03-27 |
JPH0723576B2 (ja) | 1995-03-15 |
AU574307B2 (en) | 1988-06-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed | ||
MM | Patent lapsed |
Owner name: E.I. DU PONT DE NEMOURS AND COMPANY |