DK171224B1 - Filterlag og fremgangsmåde til fremstilling af samme - Google Patents
Filterlag og fremgangsmåde til fremstilling af samme Download PDFInfo
- Publication number
- DK171224B1 DK171224B1 DK042091A DK42091A DK171224B1 DK 171224 B1 DK171224 B1 DK 171224B1 DK 042091 A DK042091 A DK 042091A DK 42091 A DK42091 A DK 42091A DK 171224 B1 DK171224 B1 DK 171224B1
- Authority
- DK
- Denmark
- Prior art keywords
- particles
- polyolefin
- fibride
- filter
- fiber
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/08—Filter paper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4007693A DE4007693C2 (de) | 1990-03-10 | 1990-03-10 | Filterschicht |
DE4007693 | 1990-03-10 |
Publications (3)
Publication Number | Publication Date |
---|---|
DK42091D0 DK42091D0 (da) | 1991-03-08 |
DK42091A DK42091A (da) | 1991-09-11 |
DK171224B1 true DK171224B1 (da) | 1996-08-05 |
Family
ID=6401921
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK042091A DK171224B1 (da) | 1990-03-10 | 1991-03-08 | Filterlag og fremgangsmåde til fremstilling af samme |
Country Status (5)
Country | Link |
---|---|
US (1) | US5141643A (de) |
CH (1) | CH685924A5 (de) |
DE (1) | DE4007693C2 (de) |
DK (1) | DK171224B1 (de) |
GB (1) | GB2241715B (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5482773A (en) * | 1991-07-01 | 1996-01-09 | E. I. Du Pont De Nemours And Company | Activated carbon-containing fibrids |
US5432097A (en) * | 1993-11-09 | 1995-07-11 | Yourno; Joseph | Method for recovery of blood cells from dried blood spots on filter paper |
US5827430A (en) * | 1995-10-24 | 1998-10-27 | Perry Equipment Corporation | Coreless and spirally wound non-woven filter element |
US7132119B1 (en) | 1997-04-08 | 2006-11-07 | Pall Corporation | Method for producing beer |
TW541200B (en) * | 2001-04-04 | 2003-07-11 | Kuraray Chemical Kk | Filter element, process for producing it and filter using the element |
US20040138946A1 (en) * | 2001-05-04 | 2004-07-15 | Markus Stolze | Web page annotation systems |
EP1649916A1 (de) * | 2004-10-21 | 2006-04-26 | Filtrox AG | Filterschicht mit einer Faserstoff-Matrix aus Cellulose und Chitin und/oder mindestens partiell deacetyliertem Chitin |
EP3430088A4 (de) * | 2016-03-17 | 2019-11-13 | The North Face Apparel Corp. | Mit diatomitpartikeln behandelte fasern und andere konstrukte |
CN112921687B (zh) * | 2021-04-01 | 2022-03-22 | 安徽新立滤清器有限公司 | 一种通过微生物酶降解改性木质纤维束制备方法 |
DE102022119484A1 (de) | 2022-08-03 | 2024-02-08 | Hoffmann Maschinen- Und Apparatebau Gmbh | Verfahren zur Reinigung von Abwasser |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3936394A (en) * | 1972-04-13 | 1976-02-03 | Asahi Kasei Kogyo Kabushiki Kaisha | Polymer adsorbents and method for manufacture thereof |
US3888766A (en) * | 1973-03-09 | 1975-06-10 | Uniroyal Inc | Oil sorption material |
US4859340A (en) * | 1976-03-15 | 1989-08-22 | Cuno, Incorporated | Filter sheet |
IT1077372B (it) * | 1977-03-29 | 1985-05-04 | Montedison Spa | Perfezionamenti nei filtri a base di miscele di fibre sintetiche con cellulosa |
JPS54112071A (en) * | 1978-02-22 | 1979-09-01 | Mitsui Petrochemical Ind | Method of filtering liquid |
US4274848A (en) * | 1979-09-24 | 1981-06-23 | Hollister Incorporated | Gas-venting filter for collection appliance |
US4460642A (en) * | 1981-06-26 | 1984-07-17 | Minnesota Mining And Manufacturing Company | Water-swellable composite sheet of microfibers of PTFE and hydrophilic absorptive particles |
DE3329385A1 (de) * | 1983-08-13 | 1985-02-28 | Seitz-Filter-Werke Theo & Geo Seitz GmbH und Co, 6550 Bad Kreuznach | Asbestfreie filterschicht |
US4495030A (en) * | 1983-12-15 | 1985-01-22 | American Cyanamid Company | Filter paper |
JPS61192388A (ja) * | 1985-02-20 | 1986-08-26 | Hitachi Ltd | ミネラル浄水器 |
US4929502A (en) * | 1986-10-14 | 1990-05-29 | American Cyanamid Company | Fibrillated fibers and articles made therefrom |
DE8713306U1 (de) * | 1987-10-03 | 1987-11-12 | Seitz-Filter-Werke Theo & Geo Seitz Gmbh Und Co, 6550 Bad Kreuznach, De | |
CH683595A5 (de) * | 1989-04-11 | 1994-04-15 | Seitz Filter Werke | Filtermaterial in Form von flexiblen Blättern oder Bahnen und Verfahren zu seiner Herstellung. |
-
1990
- 1990-03-10 DE DE4007693A patent/DE4007693C2/de not_active Expired - Lifetime
-
1991
- 1991-01-30 CH CH28891A patent/CH685924A5/de not_active IP Right Cessation
- 1991-02-19 GB GB9103445A patent/GB2241715B/en not_active Expired - Lifetime
- 1991-03-07 US US07/666,526 patent/US5141643A/en not_active Expired - Lifetime
- 1991-03-08 DK DK042091A patent/DK171224B1/da not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE4007693A1 (de) | 1991-09-12 |
GB9103445D0 (en) | 1991-04-03 |
DK42091A (da) | 1991-09-11 |
CH685924A5 (de) | 1995-11-15 |
DE4007693C2 (de) | 1993-12-23 |
GB2241715B (en) | 1993-12-22 |
US5141643A (en) | 1992-08-25 |
GB2241715A (en) | 1991-09-11 |
DK42091D0 (da) | 1991-03-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B1 | Patent granted (law 1993) | ||
PUP | Patent expired |