FR2207866B1 - - Google Patents
Info
- Publication number
- FR2207866B1 FR2207866B1 FR7241826A FR7241826A FR2207866B1 FR 2207866 B1 FR2207866 B1 FR 2207866B1 FR 7241826 A FR7241826 A FR 7241826A FR 7241826 A FR7241826 A FR 7241826A FR 2207866 B1 FR2207866 B1 FR 2207866B1
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J47/00—Ion-exchange processes in general; Apparatus therefor
- B01J47/02—Column or bed processes
- B01J47/026—Column or bed processes using columns or beds of different ion exchange materials in series
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- 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
- B01D24/007—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in series connection
- B01D24/008—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in series connection arranged concentrically or coaxially
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- 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
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
- B01D24/12—Downward filtration, the filtering material being supported by pervious surfaces
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- 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
- B01D24/46—Regenerating the filtering material in the filter
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- 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
- B01D24/4876—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 in which the filtering elements are moved between filtering operations; particular measures for removing or replacing the filtering elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/18—Filters characterised by the openings or pores
- B01D2201/188—Multiple filtering elements having filtering areas of different size
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Treatment Of Water By Ion Exchange (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7241826A FR2207866A1 (en) | 1972-11-24 | 1972-11-24 | Ion exchange - using two resin beds separated by grating in single housing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7241826A FR2207866A1 (en) | 1972-11-24 | 1972-11-24 | Ion exchange - using two resin beds separated by grating in single housing |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2207866A1 FR2207866A1 (en) | 1974-06-21 |
FR2207866B1 true FR2207866B1 (en) | 1976-08-20 |
Family
ID=9107657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7241826A Granted FR2207866A1 (en) | 1972-11-24 | 1972-11-24 | Ion exchange - using two resin beds separated by grating in single housing |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2207866A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2861036D1 (en) * | 1977-11-30 | 1981-11-26 | Permutit Boby Ltd | Water purification process |
FR2558459B1 (en) * | 1984-01-23 | 1991-03-22 | Degremont | METHOD AND APPARATUS FOR TREATING INDUSTRIAL WATER BY FILTERING AND ION EXCHANGE |
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1972
- 1972-11-24 FR FR7241826A patent/FR2207866A1/en active Granted
Also Published As
Publication number | Publication date |
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FR2207866A1 (en) | 1974-06-21 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |