DE3802816C2 - - Google Patents
Info
- Publication number
- DE3802816C2 DE3802816C2 DE19883802816 DE3802816A DE3802816C2 DE 3802816 C2 DE3802816 C2 DE 3802816C2 DE 19883802816 DE19883802816 DE 19883802816 DE 3802816 A DE3802816 A DE 3802816A DE 3802816 C2 DE3802816 C2 DE 3802816C2
- Authority
- DE
- Germany
- Prior art keywords
- filter
- support layer
- candle
- filter element
- peripheral wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000002093 peripheral effect Effects 0.000 claims description 44
- 238000001914 filtration Methods 0.000 claims description 30
- 230000000087 stabilizing effect Effects 0.000 claims description 28
- 239000000835 fiber Substances 0.000 claims description 18
- 239000012065 filter cake Substances 0.000 claims description 14
- -1 polypropylene Polymers 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 9
- 229920001169 thermoplastic Polymers 0.000 claims description 9
- 239000004416 thermosoftening plastic Substances 0.000 claims description 9
- 239000004743 Polypropylene Substances 0.000 claims description 8
- 229920001155 polypropylene Polymers 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 8
- 229920000098 polyolefin Polymers 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 238000007765 extrusion coating Methods 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 239000012815 thermoplastic material Substances 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 2
- 235000013361 beverage Nutrition 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 claims 1
- 238000011001 backwashing Methods 0.000 description 11
- 238000007789 sealing Methods 0.000 description 10
- 238000004140 cleaning Methods 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000002028 premature Effects 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 206010010774 Constipation Diseases 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000011045 prefiltration Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/13—Supported filter elements
- B01D29/15—Supported filter elements arranged for inward flow filtration
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
- Filtration Of Liquid (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19883802816 DE3802816A1 (de) | 1988-01-30 | 1988-01-30 | Kerzenfoermiges filterelement, filterkerze |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19883802816 DE3802816A1 (de) | 1988-01-30 | 1988-01-30 | Kerzenfoermiges filterelement, filterkerze |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3802816A1 DE3802816A1 (de) | 1989-08-10 |
| DE3802816C2 true DE3802816C2 (zh) | 1993-04-29 |
Family
ID=6346340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19883802816 Granted DE3802816A1 (de) | 1988-01-30 | 1988-01-30 | Kerzenfoermiges filterelement, filterkerze |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3802816A1 (zh) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3943249C2 (de) * | 1989-12-29 | 1993-11-18 | Seitz Filter Werke | Geschlossenes Filterelement |
| DE10065258A1 (de) | 2000-12-29 | 2002-07-18 | Seitzschenk Filtersystems Gmbh | Modul zum Behandeln von Fluiden und Verfahren zur Herstellung solcher Module |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1786125A1 (de) * | 1968-08-20 | 1972-03-30 | Petri Otto Dr Ing | Rueckspuelbare Filterkerze |
| US4228012A (en) * | 1978-10-26 | 1980-10-14 | Pall Corporation | End cap coupler system for linking one filter cartridge to another filter cartridge or functional member |
| DE3204120C3 (de) * | 1982-02-06 | 1994-12-22 | Seitz Filter Werke | Poröse Stützschicht für einen durch Anschwemmen gebildeten Kieselgur-Filterkuchen und Verfahren zu deren Herstellung |
| US4442004A (en) * | 1982-07-01 | 1984-04-10 | Osmonics, Inc. | Biasing arrangement and filter unit for a filtering apparatus |
| DE3318940A1 (de) * | 1983-05-25 | 1984-11-29 | Sartorius GmbH, 3400 Göttingen | Rohrfoermiges filterelement |
-
1988
- 1988-01-30 DE DE19883802816 patent/DE3802816A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3802816A1 (de) | 1989-08-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: B01D 29/17 |
|
| 8125 | Change of the main classification |
Ipc: B01D 29/21 |
|
| D2 | Grant after examination | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: SEITZ-FILTER-WERKE GMBH UND CO, 6550 BAD KREUZNACH |
|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |