ITMI912384A0 - Procedimento per pulire un filtro - Google Patents
Procedimento per pulire un filtroInfo
- Publication number
- ITMI912384A0 ITMI912384A0 IT91MI2384A ITMI912384A ITMI912384A0 IT MI912384 A0 ITMI912384 A0 IT MI912384A0 IT 91MI2384 A IT91MI2384 A IT 91MI2384A IT MI912384 A ITMI912384 A IT MI912384A IT MI912384 A0 ITMI912384 A0 IT MI912384A0
- Authority
- IT
- Italy
- Prior art keywords
- cleaning
- procedure
- filter
- Prior art date
Links
- 238000004140 cleaning Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
-
- 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
- B01D29/31—Self-supporting filtering elements
- B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
-
- 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
- B01D29/50—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 multiple filtering elements, characterised by their mutual disposition
- B01D29/52—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 multiple filtering elements, characterised by their mutual disposition in parallel connection
-
- 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
- B01D29/62—Regenerating the filter material in the filter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D41/00—Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids
- B01D41/04—Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids of rigid self-supporting filtering material
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B15/00—Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
- C01B15/01—Hydrogen peroxide
- C01B15/022—Preparation from organic compounds
- C01B15/023—Preparation from organic compounds by the alkyl-anthraquinone process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/04—Supports for the filtering elements
- B01D2201/043—Filter tubes connected to plates
- B01D2201/0446—Filter tubes connected to plates suspended from plates at the upper side of the filter elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/08—Regeneration of the filter
- B01D2201/085—Regeneration of the filter using another chemical than the liquid to be filtered
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/08—Use of hot water or water vapor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/16—Use of chemical agents
- B01D2321/162—Use of acids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/16—Use of chemical agents
- B01D2321/164—Use of bases
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Filtering Materials (AREA)
- Catalysts (AREA)
- Powder Metallurgy (AREA)
- Cleaning By Liquid Or Steam (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI904465A FI86380C (fi) | 1990-09-10 | 1990-09-10 | Foerfarande foer rening av filter. |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| ITMI912384A0 true ITMI912384A0 (it) | 1991-09-10 |
| ITMI912384A1 ITMI912384A1 (it) | 1993-03-10 |
| IT1251405B IT1251405B (it) | 1995-05-09 |
Family
ID=8531044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ITMI912384A IT1251405B (it) | 1990-09-10 | 1991-09-10 | Procedimento per pulire un filtro |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPH05309221A (it) |
| AU (1) | AU630827B2 (it) |
| BE (1) | BE1004406A3 (it) |
| BR (1) | BR9103882A (it) |
| CA (1) | CA2050991A1 (it) |
| DE (1) | DE4129865A1 (it) |
| ES (1) | ES2038540B1 (it) |
| FI (1) | FI86380C (it) |
| GB (1) | GB2248559B (it) |
| IT (1) | IT1251405B (it) |
| NZ (1) | NZ239721A (it) |
| SE (2) | SE506718C2 (it) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI86380C (fi) * | 1990-09-10 | 1992-08-25 | Kemira Oy | Foerfarande foer rening av filter. |
| JPH0747101B2 (ja) * | 1991-08-15 | 1995-05-24 | 丸善石油化学株式会社 | 目詰まりしたフィルターの再生方法 |
| DE4418931C2 (de) * | 1994-05-31 | 1997-06-19 | Degussa | Verfahren zur Abtrennung katalysatorfreier Arbeitslösung aus dem Hydrierkreislauf des Anthrachinonverfahrens zur Herstellung von Wasserstoffperoxid |
| FR2741280B1 (fr) * | 1995-11-22 | 1997-12-19 | Omnium Traitement Valorisa | Procede de nettoyage d'une installation de filtration du type a membranes immergees |
| FR2751957A1 (fr) * | 1996-08-01 | 1998-02-06 | Pechiney Aluminium | Procede non polluant de regeneration de pieces en ceramique utilisees en fonderie de l'aluminium |
| JP4103151B2 (ja) * | 1997-03-19 | 2008-06-18 | 栗田工業株式会社 | プレコート濾過装置の性能回復方法 |
| US6949219B1 (en) * | 2002-12-13 | 2005-09-27 | Calgon Carbon Corporation | Method for disinfection of activated carbon through contact with peroxide containing materials |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2608899C3 (de) * | 1976-03-04 | 1982-12-30 | Müller, Wolf-Rüdiger, Dipl.-Ing., 7000 Stuttgart | Verfahren zur Verbesserung des Rückspülvorganges bei Filtern aus körnigen Materialien durch den Einsatz von Wasserstoffperoxid (H↓2↓O↓2↓) |
| DE2623917A1 (de) * | 1976-05-28 | 1977-12-15 | Edel Heinz H | Verfahren zur reinigung gebrauchter dialysatoren |
| JPS55129107A (en) * | 1979-03-28 | 1980-10-06 | Nitto Electric Ind Co Ltd | Washing method of selective permeable membrane |
| US4493756A (en) * | 1983-06-21 | 1985-01-15 | Pall Corporation | Process for cleaning metal filters |
| US4740308A (en) * | 1984-04-26 | 1988-04-26 | Champion International Corporation | Membrane cleaning process |
| GB8415887D0 (en) * | 1984-06-21 | 1984-07-25 | Atomic Energy Authority Uk | Membrane cleaning |
| JPS6393310A (ja) * | 1986-10-08 | 1988-04-23 | Nippon Atom Ind Group Co Ltd | 再生機能を備えた油水分離装置 |
| FI86380C (fi) * | 1990-09-10 | 1992-08-25 | Kemira Oy | Foerfarande foer rening av filter. |
-
1990
- 1990-09-10 FI FI904465A patent/FI86380C/fi not_active IP Right Cessation
-
1991
- 1991-09-06 GB GB9119133A patent/GB2248559B/en not_active Expired - Fee Related
- 1991-09-06 SE SE9102558A patent/SE506718C2/sv not_active IP Right Cessation
- 1991-09-06 SE SE9102558D patent/SE9102558L/xx not_active Application Discontinuation
- 1991-09-06 AU AU83687/91A patent/AU630827B2/en not_active Ceased
- 1991-09-07 DE DE4129865A patent/DE4129865A1/de not_active Withdrawn
- 1991-09-09 CA CA002050991A patent/CA2050991A1/en not_active Abandoned
- 1991-09-09 BR BR919103882A patent/BR9103882A/pt unknown
- 1991-09-09 NZ NZ239721A patent/NZ239721A/xx unknown
- 1991-09-10 JP JP3230618A patent/JPH05309221A/ja not_active Withdrawn
- 1991-09-10 ES ES9102020A patent/ES2038540B1/es not_active Expired - Lifetime
- 1991-09-10 IT ITMI912384A patent/IT1251405B/it active IP Right Grant
- 1991-09-10 BE BE9100838A patent/BE1004406A3/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| SE9102558L (sv) | 1992-03-11 |
| FI904465A (fi) | 1992-03-11 |
| BR9103882A (pt) | 1992-05-26 |
| AU630827B2 (en) | 1992-11-05 |
| FI86380B (fi) | 1992-05-15 |
| FI904465A0 (fi) | 1990-09-10 |
| GB2248559B (en) | 1994-02-23 |
| DE4129865A1 (de) | 1992-04-16 |
| JPH05309221A (ja) | 1993-11-22 |
| SE9102558D0 (sv) | 1991-09-06 |
| ES2038540B1 (es) | 1994-02-16 |
| SE506718C2 (sv) | 1998-02-02 |
| GB2248559A (en) | 1992-04-15 |
| ITMI912384A1 (it) | 1993-03-10 |
| FI86380C (fi) | 1992-08-25 |
| AU8368791A (en) | 1992-03-12 |
| IT1251405B (it) | 1995-05-09 |
| CA2050991A1 (en) | 1992-03-11 |
| GB2248559A8 (en) | |
| GB9119133D0 (en) | 1991-10-23 |
| BE1004406A3 (fr) | 1992-11-17 |
| ES2038540A1 (es) | 1993-07-16 |
| NZ239721A (en) | 1993-04-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 0001 | Granted |