IT7919205A0 - Filtro per olio a doppio mezzo filtrante. - Google Patents
Filtro per olio a doppio mezzo filtrante.Info
- Publication number
- IT7919205A0 IT7919205A0 IT7919205A IT1920579A IT7919205A0 IT 7919205 A0 IT7919205 A0 IT 7919205A0 IT 7919205 A IT7919205 A IT 7919205A IT 1920579 A IT1920579 A IT 1920579A IT 7919205 A0 IT7919205 A0 IT 7919205A0
- Authority
- IT
- Italy
- Prior art keywords
- filter
- double
- media oil
- filter media
- oil filter
- 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
- B01D39/14—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
- B01D27/00—Cartridge filters of the throw-away type
- B01D27/04—Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper
- B01D27/06—Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper with corrugated, folded or wound material
-
- 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
- B01D2239/04—Additives and treatments of the filtering material
- B01D2239/0464—Impregnants
-
- 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
- B01D2239/0604—Arrangement of the fibres in the filtering material
- B01D2239/0627—Spun-bonded
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Filtering Materials (AREA)
- Filtration Of Liquid (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/868,625 US4172797A (en) | 1978-01-11 | 1978-01-11 | Dual media filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT7919205A0 true IT7919205A0 (it) | 1979-01-11 |
| IT1110053B IT1110053B (it) | 1985-12-23 |
Family
ID=25352039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT79@@A IT1110053B (it) | 1978-01-11 | 1979-01-11 | Filtro per olio a doppio mezzo filtrante |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4172797A (it) |
| JP (1) | JPS54101570A (it) |
| AR (1) | AR217347A1 (it) |
| BR (1) | BR7900174A (it) |
| DE (1) | DE2900081C2 (it) |
| ES (1) | ES476777A1 (it) |
| FR (1) | FR2414354A1 (it) |
| GB (1) | GB2012178B (it) |
| IT (1) | IT1110053B (it) |
| MX (1) | MX150167A (it) |
| SE (1) | SE7900228L (it) |
| SU (1) | SU824880A3 (it) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4290889A (en) * | 1980-01-24 | 1981-09-22 | Brunswick Corporation | Support for backflushable filter media |
| US4555342A (en) * | 1982-06-28 | 1985-11-26 | Grant Blake F | Ribbon filter apparatus |
| US4647373A (en) * | 1984-08-30 | 1987-03-03 | Donaldson Company, Inc. | Multi-layered filter apparatus |
| JPS6197003A (ja) * | 1984-10-19 | 1986-05-15 | Jun Taga | カ−トリツジフイルタ− |
| US4826597A (en) * | 1986-07-25 | 1989-05-02 | Pall Corporation | Filter assembly with removable sheet |
| DE8628284U1 (de) * | 1986-10-23 | 1986-12-18 | Leybold-Heraeus GmbH, 5000 Köln | Filterpatrone |
| US4863602A (en) * | 1987-08-31 | 1989-09-05 | Minnesota Mining And Manufacturing Company | Flexible filter element employing filtering sheets formed with bypass openings |
| DK65889A (da) * | 1988-04-02 | 1989-10-03 | Mueller S F & Partner | Filteranlaeg |
| GB2240051B (en) * | 1990-01-18 | 1993-04-14 | Pall Corp | Cylindrical filters and their manufacture |
| DE4128062C2 (de) * | 1991-08-23 | 1997-02-06 | Knecht Filterwerke Gmbh | Gefältelter, mit Faltenabstandshalterungen versehener flexibler Filterwerkstoff |
| US5543047A (en) * | 1992-11-06 | 1996-08-06 | Pall Corporation | Filter with over-laid pleats in intimate contact |
| WO2000020096A1 (en) | 1998-10-05 | 2000-04-13 | Cuno Incorporated | Filter and method of filtering a fluid |
| DE10150073A1 (de) * | 2001-10-10 | 2003-04-24 | Mann & Hummel Filter | Mehrlagiges Filtermedium und Herstellprozess |
| CN105087132A (zh) * | 2015-08-17 | 2015-11-25 | 蔡淳源 | 一种机油再生利用方法、再生机油及机油再生利用装置 |
| DE102023201969A1 (de) | 2023-03-06 | 2024-09-12 | Zf Friedrichshafen Ag | Verdrängerkörper mit integriertem Filtermedium |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2642187A (en) * | 1950-01-11 | 1953-06-16 | Purolator Products Inc | Filter unit construction |
| GB758329A (en) * | 1954-01-18 | 1956-10-03 | Bendix Aviat Corp | Multiple layer pleated filter element |
| US3326382A (en) * | 1964-08-19 | 1967-06-20 | Rosaen Filter Co | Filter element |
| US3334753A (en) * | 1964-09-21 | 1967-08-08 | Rosaen Filter Co | Filter elements |
| US3368687A (en) * | 1965-01-11 | 1968-02-13 | Gen Motors Corp | Series parallel sheet media filter element |
| US3348695A (en) * | 1965-07-12 | 1967-10-24 | Rosaen Filter Co | Filter material |
| US3441137A (en) * | 1966-01-24 | 1969-04-29 | Parker Hannifin Corp | Filtering device |
| US3592767A (en) * | 1970-04-23 | 1971-07-13 | Pall Corp | Laminated filter sheets and filter elements and process for making the same |
| US3853529A (en) * | 1971-06-09 | 1974-12-10 | Farr Co | Pleated air filter cartridge |
| US3867294A (en) * | 1973-05-09 | 1975-02-18 | Pall Corp | Cylindrical filter elements with improved side seam seal |
| US4058463A (en) * | 1974-09-03 | 1977-11-15 | Keene Corporation | Element for filtering and separating fluid mixtures |
| JPS5190072A (it) * | 1975-01-06 | 1976-08-06 | ||
| US4033881A (en) * | 1975-01-06 | 1977-07-05 | Pall Corporation | Multilayer paper sheet filter cartridges |
-
1978
- 1978-01-11 US US05/868,625 patent/US4172797A/en not_active Expired - Lifetime
-
1979
- 1979-01-02 DE DE2900081A patent/DE2900081C2/de not_active Expired
- 1979-01-03 FR FR7900091A patent/FR2414354A1/fr active Granted
- 1979-01-05 AR AR275079A patent/AR217347A1/es active
- 1979-01-09 GB GB79754A patent/GB2012178B/en not_active Expired
- 1979-01-10 JP JP79379A patent/JPS54101570A/ja active Pending
- 1979-01-10 MX MX176250A patent/MX150167A/es unknown
- 1979-01-10 SE SE7900228A patent/SE7900228L/xx unknown
- 1979-01-10 SU SU792705011A patent/SU824880A3/ru active
- 1979-01-11 IT IT79@@A patent/IT1110053B/it active
- 1979-01-11 BR BR7900174A patent/BR7900174A/pt unknown
- 1979-01-11 ES ES476777A patent/ES476777A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2900081C2 (de) | 1983-05-11 |
| DE2900081A1 (de) | 1979-07-19 |
| JPS54101570A (en) | 1979-08-10 |
| SU824880A3 (ru) | 1981-04-23 |
| GB2012178B (en) | 1982-07-21 |
| US4172797A (en) | 1979-10-30 |
| SE7900228L (sv) | 1979-07-12 |
| IT1110053B (it) | 1985-12-23 |
| AR217347A1 (es) | 1980-03-14 |
| FR2414354A1 (fr) | 1979-08-10 |
| MX150167A (es) | 1984-03-29 |
| BR7900174A (pt) | 1979-08-14 |
| GB2012178A (en) | 1979-07-25 |
| FR2414354B1 (it) | 1982-03-26 |
| ES476777A1 (es) | 1979-12-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NL7808380A (nl) | Gegolfde pakking. | |
| IT7828953A0 (it) | Apparecchio di filtrazione che utilizza un mezzo di filtrazione flottante. | |
| NL7704340A (nl) | Filtermedium. | |
| IT7822549A0 (it) | Filtro a cartuccia. | |
| NO811558L (no) | Serum-separasjonsmiddel. | |
| AR223025A1 (es) | Un medio diagnostico | |
| NO791007L (no) | Filter. | |
| IT8021223A0 (it) | Filtro cromatico a diffrazione. | |
| IT7919205A0 (it) | Filtro per olio a doppio mezzo filtrante. | |
| AT373503B (de) | Druckfilter | |
| NO793854L (no) | Trykkfilter. | |
| NL7711688A (nl) | Kleurfilter. | |
| NL192029B (nl) | Bacteriostatisch filtermedium. | |
| IT7923521A0 (it) | Cartuccia. | |
| NO790346L (no) | Middel mot sjoealger. | |
| NL7803430A (nl) | Filterpers. | |
| IT7819554A0 (it) | Perfezionamenti ai filtri a fluido. | |
| IT8222131A0 (it) | Mezzo di filtrazione. | |
| NL7900863A (nl) | Filtreertoestel. | |
| IT8024790A0 (it) | Meccanismo a differenziale. | |
| NO147823C (no) | Flerskivers dreiefilter. | |
| NO790093L (no) | Filterpresse. | |
| NO810418L (no) | Flerskivers dreiefilter. | |
| NL178468C (nl) | Kristaloscillator. | |
| IT8020751A0 (it) | Filtro per riscaldamenti a olio combustibile. |