DE3916511A1 - Membranfiltervorrichtung zur mikro- und ultrafiltration von fluiden im crossflow-verfahren - Google Patents
Membranfiltervorrichtung zur mikro- und ultrafiltration von fluiden im crossflow-verfahrenInfo
- Publication number
- DE3916511A1 DE3916511A1 DE3916511A DE3916511A DE3916511A1 DE 3916511 A1 DE3916511 A1 DE 3916511A1 DE 3916511 A DE3916511 A DE 3916511A DE 3916511 A DE3916511 A DE 3916511A DE 3916511 A1 DE3916511 A1 DE 3916511A1
- Authority
- DE
- Germany
- Prior art keywords
- flow
- filter housing
- membrane filter
- heads
- filter device
- 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.)
- Granted
Links
- 239000012528 membrane Substances 0.000 title claims description 164
- 239000012530 fluid Substances 0.000 title claims description 23
- 238000000108 ultra-filtration Methods 0.000 title claims description 6
- 238000000034 method Methods 0.000 title claims description 5
- 238000009826 distribution Methods 0.000 claims description 89
- 239000012510 hollow fiber Substances 0.000 claims description 54
- 239000000706 filtrate Substances 0.000 claims description 30
- 229910001220 stainless steel Inorganic materials 0.000 claims description 19
- 239000010935 stainless steel Substances 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 7
- 238000005266 casting Methods 0.000 claims description 5
- 238000001471 micro-filtration Methods 0.000 claims description 5
- 239000000047 product Substances 0.000 claims description 5
- 229920000034 Plastomer Polymers 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 229920000098 polyolefin Polymers 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 2
- 230000007704 transition Effects 0.000 claims description 2
- 230000004323 axial length Effects 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 210000003128 head Anatomy 0.000 description 77
- 239000007788 liquid Substances 0.000 description 11
- 230000004888 barrier function Effects 0.000 description 4
- 230000035882 stress Effects 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 238000012549 training Methods 0.000 description 3
- 210000001601 blood-air barrier Anatomy 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 210000002105 tongue Anatomy 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/06—Tubular membrane modules
- B01D63/069—Tubular membrane modules comprising a bundle of tubular membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/02—Hollow fibre modules
- B01D63/04—Hollow fibre modules comprising multiple hollow fibre assemblies
- B01D63/046—Hollow fibre modules comprising multiple hollow fibre assemblies in separate housings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/02—Specific tightening or locking mechanisms
- B01D2313/025—Specific membrane holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/04—Specific sealing means
- B01D2313/041—Gaskets or O-rings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/10—Specific supply elements
- B01D2313/105—Supply manifolds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/12—Specific discharge elements
- B01D2313/125—Discharge manifolds
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3916511A DE3916511A1 (de) | 1989-05-20 | 1989-05-20 | Membranfiltervorrichtung zur mikro- und ultrafiltration von fluiden im crossflow-verfahren |
| DE3943631A DE3943631C2 (en) | 1989-05-20 | 1989-05-20 | Cross-flow liq. filtration by hollow membranes |
| US07/526,308 US5034125A (en) | 1989-05-20 | 1990-05-21 | Membrane filtering device for micro and ultra filtration of fluids by the crossflow method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3916511A DE3916511A1 (de) | 1989-05-20 | 1989-05-20 | Membranfiltervorrichtung zur mikro- und ultrafiltration von fluiden im crossflow-verfahren |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3916511A1 true DE3916511A1 (de) | 1990-12-13 |
| DE3916511C2 DE3916511C2 (https=) | 1992-10-01 |
Family
ID=6381081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3916511A Granted DE3916511A1 (de) | 1989-05-20 | 1989-05-20 | Membranfiltervorrichtung zur mikro- und ultrafiltration von fluiden im crossflow-verfahren |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US5034125A (https=) |
| DE (1) | DE3916511A1 (https=) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4136551A1 (de) * | 1990-11-20 | 1992-05-21 | Seitz Filter Werke | Stroemungsverteilerkopf zum ansetzen an ein membranfiltermodul zur filtration von fluiden |
| DE4036978A1 (de) * | 1990-11-20 | 1992-05-21 | Seitz Filter Werke | Membranfiltermodul zur filtration von fluiden im crossflow-verfahren, stroemungsverteilerkopf fuer die innenanstroemung zum ansetzen an das modul, sowie membranfiltervorrichtung dazu |
| US5149430A (en) * | 1990-11-20 | 1992-09-22 | Seitz-Filter-Werke Gmbh Und Co. | Fluid distributing head for a membrane filter module for filtration of fluids |
| WO1993023152A1 (en) * | 1992-05-18 | 1993-11-25 | Minntech Corporation | Hollow fiber filter cartridge and method of manufacture |
| WO1996041676A1 (en) * | 1995-06-10 | 1996-12-27 | United Utilities Plc | Filter |
| DE10222557A1 (de) * | 2002-05-17 | 2003-12-04 | Seitzschenk Filtersystems Gmbh | Filter und Verfahren zu dessen Reinigung |
| EP2027910A1 (en) | 2003-08-25 | 2009-02-25 | Pall Corporation | Replaceable filter cartridge |
| ITAL20100003A1 (it) * | 2010-08-04 | 2012-02-05 | Enomeccanica Bosio S R L | Apparecchiatura di filtrazione tangenziale, utilizzabile nel settore enologico, a membrane in ceramica o fibra cva per fecce, in particolare per fondi in genere, in special modo contenenti sostanze chiarificanti sia organiche che minerali. |
| DE102012202075A1 (de) * | 2012-02-13 | 2013-08-14 | Mahle International Gmbh | Filtereinrichtung und zugehöriger Grundkörper |
Families Citing this family (67)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IE903487A1 (en) * | 1989-09-29 | 1991-04-10 | Memtec Ltd | Filter cartridge manifold |
| US5639373A (en) | 1995-08-11 | 1997-06-17 | Zenon Environmental Inc. | Vertical skein of hollow fiber membranes and method of maintaining clean fiber surfaces while filtering a substrate to withdraw a permeate |
| EP0672445B1 (en) * | 1992-12-02 | 1998-03-25 | Ebara Corporation | Method and apparatus for preventing contamination of substrate or substrate surface |
| KR20050046718A (ko) * | 1995-08-11 | 2005-05-18 | 제논 인바이런멘탈 인코포레이티드 | 수직한 중공사 멤브레인 다발 및 섬유 표면을 깨끗하게유지시키는 방법 |
| US8852438B2 (en) | 1995-08-11 | 2014-10-07 | Zenon Technology Partnership | Membrane filtration module with adjustable header spacing |
| US7037426B2 (en) * | 2000-05-04 | 2006-05-02 | Zenon Environmental Inc. | Immersed membrane apparatus |
| WO1998024538A1 (de) * | 1996-12-05 | 1998-06-11 | Bucher-Guyer Ag | System für die membranfiltration im querstromverfahren |
| AU721064B2 (en) | 1996-12-20 | 2000-06-22 | Evoqua Water Technologies Llc | Scouring method |
| CA2311935A1 (en) * | 1997-12-22 | 1999-07-01 | Celgard, Llc | Device for removal of gas bubbles and dissolved gasses in liquid |
| NL1007899C2 (nl) * | 1997-12-24 | 1999-06-25 | Dhv Water Bv | Koppelelement voor membraanelementen. |
| US6126819A (en) * | 1998-03-13 | 2000-10-03 | Rochem Ro-Wasserbehandlung Gmbh | Apparatus for the treatment of liquids contaminated by foreign substances |
| DE29905464U1 (de) | 1999-02-16 | 1999-06-10 | Atech Innovations GmbH, 45966 Gladbeck | Filtereinrichtung für die Mikro- und/oder Ultrafiltration |
| AUPR421501A0 (en) | 2001-04-04 | 2001-05-03 | U.S. Filter Wastewater Group, Inc. | Potting method |
| AUPR692401A0 (en) | 2001-08-09 | 2001-08-30 | U.S. Filter Wastewater Group, Inc. | Method of cleaning membrane modules |
| JP3933907B2 (ja) * | 2001-10-23 | 2007-06-20 | 日本碍子株式会社 | ガス分離体固定構造体及びそれを用いたガス分離装置 |
| US6645380B2 (en) * | 2001-12-19 | 2003-11-11 | Petro Sep International Ltd. | Membrane separation apparatus |
| US7247238B2 (en) | 2002-02-12 | 2007-07-24 | Siemens Water Technologies Corp. | Poly(ethylene chlorotrifluoroethylene) membranes |
| US6719825B2 (en) * | 2002-05-07 | 2004-04-13 | Graham-White Manufacturing Company | Air drying apparatus and method |
| AUPS300602A0 (en) | 2002-06-18 | 2002-07-11 | U.S. Filter Wastewater Group, Inc. | Methods of minimising the effect of integrity loss in hollow fibre membrane modules |
| US7938966B2 (en) | 2002-10-10 | 2011-05-10 | Siemens Water Technologies Corp. | Backwash method |
| AU2002953111A0 (en) | 2002-12-05 | 2002-12-19 | U. S. Filter Wastewater Group, Inc. | Mixing chamber |
| USD480448S1 (en) | 2002-12-11 | 2003-10-07 | Pure Rinse Systems, Inc. | Reverse osmosis trolley |
| USD480447S1 (en) | 2002-12-11 | 2003-10-07 | Pure Rinse Systems, Inc. | Reverse osmosis trolley |
| US6881242B2 (en) * | 2003-01-13 | 2005-04-19 | Ati Properties, Inc. | Hydrogen reclamation apparatus and method |
| US8268176B2 (en) | 2003-08-29 | 2012-09-18 | Siemens Industry, Inc. | Backwash |
| AU2004289373B2 (en) | 2003-11-14 | 2010-07-29 | Evoqua Water Technologies Llc | Improved module cleaning method |
| US7273549B2 (en) * | 2004-01-23 | 2007-09-25 | Geoscience Support Services Inc. | Membrane contactor apparatus including a module having hollow fiber membranes |
| WO2005092799A1 (en) | 2004-03-26 | 2005-10-06 | U.S. Filter Wastewater Group, Inc. | Process and apparatus for purifying impure water using microfiltration or ultrafiltration in combination with reverse osmosis |
| AU2005240524C1 (en) | 2004-04-22 | 2009-12-24 | Evoqua Water Technologies Llc | Filtration apparatus comprising a membrane bioreactor and a treatment vessel for digesting organic materials |
| JP4958779B2 (ja) | 2004-08-20 | 2012-06-20 | シーメンス・ウォーター・テクノロジーズ・コーポレイション | 正方形のmbrマニホールド・システム |
| WO2006026814A1 (en) | 2004-09-07 | 2006-03-16 | Siemens Water Technologies Corp. | Reduction of backwash liquid waste |
| JP4896025B2 (ja) | 2004-09-14 | 2012-03-14 | シーメンス・ウォーター・テクノロジーズ・コーポレイション | 膜モジュールから固形分を除去するための方法および装置 |
| JP4954880B2 (ja) | 2004-09-15 | 2012-06-20 | シーメンス・ウォーター・テクノロジーズ・コーポレーション | 連続的に変化する通気 |
| US7591950B2 (en) | 2004-11-02 | 2009-09-22 | Siemens Water Technologies Corp. | Submerged cross-flow filtration |
| AU2005301085B2 (en) * | 2004-11-02 | 2011-10-06 | Evoqua Water Technologies Llc | Submerged cross-flow filtration |
| JP2008518748A (ja) * | 2004-11-02 | 2008-06-05 | シーメンス・ウォーター・テクノロジーズ・コーポレーション | 浸漬クロスフロー濾過 |
| EP1838422A4 (en) | 2004-12-24 | 2009-09-02 | Siemens Water Tech Corp | EASY GAS FLUSHING PROCESS AND APPROPRIATE DEVICE |
| WO2006066319A1 (en) | 2004-12-24 | 2006-06-29 | Siemens Water Technologies Corp. | Cleaning in membrane filtration systems |
| CN101184548B (zh) | 2005-04-29 | 2011-10-05 | 西门子水技术公司 | 用于膜滤器的化学清洗剂 |
| DE102005032286A1 (de) * | 2005-07-11 | 2007-01-18 | Inge Ag | Filtrationsanlage mit mehreren vertikal in Reihe angeordneten Filtrationsmodulen |
| JP2009504399A (ja) | 2005-08-22 | 2009-02-05 | シーメンス・ウォーター・テクノロジーズ・コーポレーション | 管状マニホールドを使用して逆洗を最小化する水濾過のためのアセンブリ |
| WO2007044415A2 (en) | 2005-10-05 | 2007-04-19 | Siemens Water Technologies Corp. | Method and apparatus for treating wastewater |
| WO2007044345A2 (en) | 2005-10-05 | 2007-04-19 | Siemens Water Technologies Corp. | Method and apparatus for treating wastewater |
| WO2007044442A2 (en) * | 2005-10-05 | 2007-04-19 | Siemens Water Technologies Corp. | Method and system for treating wastewater |
| US7717983B2 (en) * | 2005-10-18 | 2010-05-18 | Parker-Hannifin Corporation | Air separation module with load carrying center tube |
| US7455765B2 (en) | 2006-01-25 | 2008-11-25 | Siemens Water Technologies Corp. | Wastewater treatment system and method |
| US8293098B2 (en) | 2006-10-24 | 2012-10-23 | Siemens Industry, Inc. | Infiltration/inflow control for membrane bioreactor |
| WO2008123972A1 (en) | 2007-04-02 | 2008-10-16 | Siemens Water Technologies Corp. | Improved infiltration/inflow control for membrane bioreactor |
| US9764288B2 (en) | 2007-04-04 | 2017-09-19 | Evoqua Water Technologies Llc | Membrane module protection |
| AU2008263139B2 (en) | 2007-05-29 | 2011-08-25 | Evoqua Water Technologies Llc | Membrane cleaning with pulsed airlift pump |
| WO2009151709A2 (en) * | 2008-03-20 | 2009-12-17 | Yale University | Spiral wound membrane module for forward osmotic use |
| JP2013500144A (ja) | 2008-07-24 | 2013-01-07 | シーメンス インダストリー インコーポレイテッド | 濾過システムにおける濾過膜モジュールアレイに対して構造的支持を施すための方法および濾過システム |
| DE102008036096B4 (de) * | 2008-08-04 | 2016-05-19 | Mn-Beteiligungs-Gmbh | Filtrationssytem mit Fluidkupplungen |
| NZ591259A (en) | 2008-08-20 | 2013-02-22 | Siemens Industry Inc | A hollow membrane filter backwash system using gas pressurised at at least two pressures feed from the down stream side to push water through the filter to clean it |
| AU2010101488B4 (en) | 2009-06-11 | 2013-05-02 | Evoqua Water Technologies Llc | Methods for cleaning a porous polymeric membrane and a kit for cleaning a porous polymeric membrane |
| EP2539052B1 (de) | 2010-02-22 | 2017-07-26 | Nanostone Water GmbH | Verfahren zum herstellen eines membranmoduls sowie membranmodul |
| ES2738898T3 (es) | 2010-04-30 | 2020-01-27 | Evoqua Water Tech Llc | Dispositivo de distribución de flujo de fluido |
| AU2011305377B2 (en) | 2010-09-24 | 2014-11-20 | Evoqua Water Technologies Llc | Fluid control manifold for membrane filtration system |
| CN103958034B (zh) | 2011-09-30 | 2017-03-22 | 伊沃夸水处理技术有限责任公司 | 隔离阀 |
| CA2850309C (en) | 2011-09-30 | 2020-01-07 | Evoqua Water Technologies Llc | Improved manifold arrangement |
| US9533261B2 (en) | 2012-06-28 | 2017-01-03 | Evoqua Water Technologies Llc | Potting method |
| CN104684631A (zh) | 2012-09-26 | 2015-06-03 | 伊沃夸水处理技术有限责任公司 | 膜固定设备 |
| AU2013231145B2 (en) | 2012-09-26 | 2017-08-17 | Evoqua Water Technologies Llc | Membrane potting methods |
| EP2900356A1 (en) | 2012-09-27 | 2015-08-05 | Evoqua Water Technologies LLC | Gas scouring apparatus for immersed membranes |
| EP3052221B1 (en) | 2013-10-02 | 2022-12-14 | Rohm & Haas Electronic Materials Singapore Pte. Ltd | Device for repairing a membrane filtration module |
| WO2017011068A1 (en) | 2015-07-14 | 2017-01-19 | Evoqua Water Technologies Llc | Aeration device for filtration system |
| EP3473329A1 (en) * | 2017-10-19 | 2019-04-24 | 3M Innovative Properties Company | Integrated membrane module rack |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2646358C2 (de) * | 1976-10-14 | 1982-05-13 | Dr. Eduard Fresenius, Chemisch-pharmazeutische Industrie KG Apparatebau KG, 6380 Bad Homburg | Hohlfaserdialysator |
| WO1988001895A1 (en) * | 1986-09-12 | 1988-03-24 | Memtec Limited | Hollow fibre filter cartridge and header |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4237596A (en) * | 1978-10-04 | 1980-12-09 | Standard Oil Company (Indiana) | Method of converting membrane separation units |
| US4283284A (en) * | 1979-07-18 | 1981-08-11 | Baxter Travenol Laboratories, Inc. | Hollow fiber dialyzer end seal system |
-
1989
- 1989-05-20 DE DE3916511A patent/DE3916511A1/de active Granted
-
1990
- 1990-05-21 US US07/526,308 patent/US5034125A/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2646358C2 (de) * | 1976-10-14 | 1982-05-13 | Dr. Eduard Fresenius, Chemisch-pharmazeutische Industrie KG Apparatebau KG, 6380 Bad Homburg | Hohlfaserdialysator |
| WO1988001895A1 (en) * | 1986-09-12 | 1988-03-24 | Memtec Limited | Hollow fibre filter cartridge and header |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4136551A1 (de) * | 1990-11-20 | 1992-05-21 | Seitz Filter Werke | Stroemungsverteilerkopf zum ansetzen an ein membranfiltermodul zur filtration von fluiden |
| DE4036978A1 (de) * | 1990-11-20 | 1992-05-21 | Seitz Filter Werke | Membranfiltermodul zur filtration von fluiden im crossflow-verfahren, stroemungsverteilerkopf fuer die innenanstroemung zum ansetzen an das modul, sowie membranfiltervorrichtung dazu |
| US5149430A (en) * | 1990-11-20 | 1992-09-22 | Seitz-Filter-Werke Gmbh Und Co. | Fluid distributing head for a membrane filter module for filtration of fluids |
| US5228991A (en) * | 1990-11-20 | 1993-07-20 | Seitz-Filter-Werke Gmbh Und Co. | Membrane filter module for filtering fluids in a cross-flow |
| WO1993023152A1 (en) * | 1992-05-18 | 1993-11-25 | Minntech Corporation | Hollow fiber filter cartridge and method of manufacture |
| US5554283A (en) * | 1992-05-18 | 1996-09-10 | Minntech Corporation | Hollow fiber filter having a porous collar/ring seal |
| WO1996041676A1 (en) * | 1995-06-10 | 1996-12-27 | United Utilities Plc | Filter |
| DE10222557A1 (de) * | 2002-05-17 | 2003-12-04 | Seitzschenk Filtersystems Gmbh | Filter und Verfahren zu dessen Reinigung |
| DE10222557B4 (de) * | 2002-05-17 | 2005-12-08 | Seitzschenk Filtersystems Gmbh | Filter und Verfahren zu dessen Reinigung |
| EP2027910A1 (en) | 2003-08-25 | 2009-02-25 | Pall Corporation | Replaceable filter cartridge |
| ITAL20100003A1 (it) * | 2010-08-04 | 2012-02-05 | Enomeccanica Bosio S R L | Apparecchiatura di filtrazione tangenziale, utilizzabile nel settore enologico, a membrane in ceramica o fibra cva per fecce, in particolare per fondi in genere, in special modo contenenti sostanze chiarificanti sia organiche che minerali. |
| DE102012202075A1 (de) * | 2012-02-13 | 2013-08-14 | Mahle International Gmbh | Filtereinrichtung und zugehöriger Grundkörper |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3916511C2 (https=) | 1992-10-01 |
| US5034125A (en) | 1991-07-23 |
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