FR2325412A1 - Procede de lavage de filtres - Google Patents
Procede de lavage de filtresInfo
- Publication number
- FR2325412A1 FR2325412A1 FR7529210A FR7529210A FR2325412A1 FR 2325412 A1 FR2325412 A1 FR 2325412A1 FR 7529210 A FR7529210 A FR 7529210A FR 7529210 A FR7529210 A FR 7529210A FR 2325412 A1 FR2325412 A1 FR 2325412A1
- Authority
- FR
- France
- Prior art keywords
- water
- aerated
- grease
- surfactant soln
- filter
- 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
- 239000003792 electrolyte Substances 0.000 title abstract 2
- 239000004094 surface-active agent Substances 0.000 title abstract 2
- 238000011010 flushing procedure Methods 0.000 title 1
- 239000004519 grease Substances 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 4
- 239000003921 oil Substances 0.000 abstract 3
- 238000004140 cleaning Methods 0.000 abstract 2
- 125000002091 cationic group Chemical group 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 238000004945 emulsification Methods 0.000 abstract 1
- 238000005188 flotation Methods 0.000 abstract 1
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 229920000867 polyelectrolyte Polymers 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- 239000004576 sand Substances 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/02—Solvent extraction of solids
- B01D11/0288—Applications, solvents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/48—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration
- B01D24/4807—Handling the filter cake for purposes other than regenerating
- B01D24/4815—Handling the filter cake for purposes other than regenerating for washing
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Detergent Compositions (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7529210A FR2325412A1 (fr) | 1975-09-24 | 1975-09-24 | Procede de lavage de filtres |
| SE7610401A SE7610401L (sv) | 1975-09-24 | 1976-09-20 | Sett vid tvettning av filter |
| BR7606220A BR7606220A (pt) | 1975-09-24 | 1976-09-20 | Processo para lavagem de filtros |
| BE170821A BE846443A (fr) | 1975-09-24 | 1976-09-22 | Procede de lavage de filtres |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7529210A FR2325412A1 (fr) | 1975-09-24 | 1975-09-24 | Procede de lavage de filtres |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2325412A1 true FR2325412A1 (fr) | 1977-04-22 |
| FR2325412B1 FR2325412B1 (OSRAM) | 1979-09-14 |
Family
ID=9160371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7529210A Granted FR2325412A1 (fr) | 1975-09-24 | 1975-09-24 | Procede de lavage de filtres |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE846443A (OSRAM) |
| BR (1) | BR7606220A (OSRAM) |
| FR (1) | FR2325412A1 (OSRAM) |
| SE (1) | SE7610401L (OSRAM) |
-
1975
- 1975-09-24 FR FR7529210A patent/FR2325412A1/fr active Granted
-
1976
- 1976-09-20 SE SE7610401A patent/SE7610401L/xx unknown
- 1976-09-20 BR BR7606220A patent/BR7606220A/pt unknown
- 1976-09-22 BE BE170821A patent/BE846443A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| BR7606220A (pt) | 1977-06-14 |
| SE7610401L (sv) | 1977-03-25 |
| FR2325412B1 (OSRAM) | 1979-09-14 |
| BE846443A (fr) | 1977-01-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |