CH685924A5 - Filterschicht fur die Fest/Flussigtrennung. - Google Patents
Filterschicht fur die Fest/Flussigtrennung. Download PDFInfo
- Publication number
- CH685924A5 CH685924A5 CH28891A CH28891A CH685924A5 CH 685924 A5 CH685924 A5 CH 685924A5 CH 28891 A CH28891 A CH 28891A CH 28891 A CH28891 A CH 28891A CH 685924 A5 CH685924 A5 CH 685924A5
- Authority
- CH
- Switzerland
- Prior art keywords
- particles
- filter
- fibrid
- polyolefin
- fiber
- Prior art date
Links
- 239000007787 solid Substances 0.000 title claims description 5
- 239000002245 particle Substances 0.000 claims description 62
- 239000000835 fiber Substances 0.000 claims description 54
- 229920000098 polyolefin Polymers 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 15
- -1 polyethylene Polymers 0.000 claims description 12
- 239000005909 Kieselgur Substances 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 206010061592 cardiac fibrillation Diseases 0.000 claims description 7
- 230000002600 fibrillogenic effect Effects 0.000 claims description 7
- 235000019362 perlite Nutrition 0.000 claims description 7
- 239000010451 perlite Substances 0.000 claims description 7
- 239000000725 suspension Substances 0.000 claims description 7
- 239000004698 Polyethylene Substances 0.000 claims description 6
- 239000004743 Polypropylene Substances 0.000 claims description 6
- 229920000573 polyethylene Polymers 0.000 claims description 6
- 229920001155 polypropylene Polymers 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 241000294754 Macroptilium atropurpureum Species 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 239000000470 constituent Substances 0.000 claims description 2
- 238000001914 filtration Methods 0.000 description 12
- 229920003043 Cellulose fiber Polymers 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 238000004873 anchoring Methods 0.000 description 4
- 229920002678 cellulose Polymers 0.000 description 4
- 239000001913 cellulose Substances 0.000 description 4
- 108010059892 Cellulase Proteins 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 230000004913 activation Effects 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910001562 pearlite Inorganic materials 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 235000013809 polyvinylpolypyrrolidone Nutrition 0.000 description 2
- 229920000523 polyvinylpolypyrrolidone Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000007900 aqueous suspension Substances 0.000 description 1
- 229940106157 cellulase Drugs 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- SHFGJEQAOUMGJM-UHFFFAOYSA-N dialuminum dipotassium disodium dioxosilane iron(3+) oxocalcium oxomagnesium oxygen(2-) Chemical compound [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Na+].[Na+].[Al+3].[Al+3].[K+].[K+].[Fe+3].[Fe+3].O=[Mg].O=[Ca].O=[Si]=O SHFGJEQAOUMGJM-UHFFFAOYSA-N 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
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)
Description
Claims (12)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4007693A DE4007693C2 (de) | 1990-03-10 | 1990-03-10 | Filterschicht |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH685924A5 true CH685924A5 (de) | 1995-11-15 |
Family
ID=6401921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH28891A CH685924A5 (de) | 1990-03-10 | 1991-01-30 | Filterschicht fur die Fest/Flussigtrennung. |
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 |
| CN109196058A (zh) * | 2016-03-17 | 2019-01-11 | 北面服饰公司 | 用硅藻土颗粒处理的纤维和其它构建体 |
| 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 | Filtervorrichtung |
| 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 |
|---|---|
| GB2241715A (en) | 1991-09-11 |
| DE4007693C2 (de) | 1993-12-23 |
| GB2241715B (en) | 1993-12-22 |
| DK171224B1 (da) | 1996-08-05 |
| DK42091D0 (da) | 1991-03-08 |
| US5141643A (en) | 1992-08-25 |
| DE4007693A1 (de) | 1991-09-12 |
| DK42091A (da) | 1991-09-11 |
| GB9103445D0 (en) | 1991-04-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUE | Assignment |
Owner name: SEITZ-FILTER-WERKE GMBH Free format text: SEITZ-FILTER-WERKE GMBH & CO.#POSTFACH 2363#D-W-6650 BAD KREUZNACH (DE) -TRANSFER TO- SEITZ-FILTER-WERKE GMBH#PLANIGER STRASSE 137#55543 BAD KREUZNACH (DE) Owner name: PALL SEITZSCHENK FILTERSYSTEMS GMBH Free format text: SEITZSCHENK FILTERSYSTEMS GMBH#PLANIGER STRASSE 137#55543 BAD KREUZNACH (DE) -TRANSFER TO- PALL SEITZSCHENK FILTERSYSTEMS GMBH#PLANIGER STRASSE 137#55543 BAD KREUZNACH (DE) Owner name: SEITZSCHENK FILTERSYSTEMS GMBH Free format text: SEITZ-FILTER-WERKE GMBH#PLANIGER STRASSE 137#55543 BAD KREUZNACH (DE) -TRANSFER TO- SEITZSCHENK FILTERSYSTEMS GMBH#PLANIGER STRASSE 137#55543 BAD KREUZNACH (DE) Owner name: PALL CORPORATION Free format text: PALL SEITZSCHENK FILTERSYSTEMS GMBH#PLANIGER STRASSE 137#55543 BAD KREUZNACH (DE) -TRANSFER TO- PALL CORPORATION#2200 NORTHERN BLVD.#EAST HILLS, NY 11548 (US) |
|
| PCAR | Change of the address of the representative |
Free format text: AMMANN PATENTANWAELTE AG BERN;SCHWARZTORSTRASSE 31;3001 BERN (CH) |
|
| PL | Patent ceased |