FR2021648A1 - Filtering and washing the filter cake - Google Patents
Filtering and washing the filter cakeInfo
- Publication number
- FR2021648A1 FR2021648A1 FR6936522A FR6936522A FR2021648A1 FR 2021648 A1 FR2021648 A1 FR 2021648A1 FR 6936522 A FR6936522 A FR 6936522A FR 6936522 A FR6936522 A FR 6936522A FR 2021648 A1 FR2021648 A1 FR 2021648A1
- Authority
- FR
- France
- Prior art keywords
- washing
- filtering
- filter cake
- cakes
- conserving
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/28—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating
- B01D25/281—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating specially for chamber filter presses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/28—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating
- B01D25/282—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating for drying
- B01D25/285—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating for drying by compression using inflatable membranes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Distillation Of Fermentation Liquor, Processing Of Alcohols, Vinegar And Beer (AREA)
- Filtration Of Liquid (AREA)
Abstract
In which the cakes are compressed to give a homogeneous porosity before introducing the wash liquid. Use of membrane compression plates before washing improves the process by reducing washing-time and conserving the liquor.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19681805478 DE1805478A1 (en) | 1968-10-26 | 1968-10-26 | Filtration process with production and washing out of a filter cake |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2021648A1 true FR2021648A1 (en) | 1970-07-24 |
Family
ID=5711671
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6936522A Withdrawn FR2021648A1 (en) | 1968-10-26 | 1969-10-24 | Filtering and washing the filter cake |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE1805478A1 (en) |
FR (1) | FR2021648A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1389003A (en) * | 1971-02-02 | 1975-04-03 | English Clays Lovering Pochin | Plate filter press |
IT1065046B (en) * | 1976-12-13 | 1985-02-25 | Pirelli | HEAD FOR TUBELESS AND RELATED TIRE TYPE TIRES |
-
1968
- 1968-10-26 DE DE19681805478 patent/DE1805478A1/en active Pending
-
1969
- 1969-10-24 FR FR6936522A patent/FR2021648A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE1805478A1 (en) | 1970-05-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |