FR2172849B1 - - Google Patents
Info
- Publication number
- FR2172849B1 FR2172849B1 FR7206280A FR7206280A FR2172849B1 FR 2172849 B1 FR2172849 B1 FR 2172849B1 FR 7206280 A FR7206280 A FR 7206280A FR 7206280 A FR7206280 A FR 7206280A FR 2172849 B1 FR2172849 B1 FR 2172849B1
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/02—Softening water by precipitation of the hardness
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
- C02F9/20—Portable or detachable small-scale multistage treatment devices, e.g. point of use or laboratory water purification systems
Landscapes
- Chemical & Material Sciences (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Removal Of Specific Substances (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Water Treatment By Sorption (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7206280A FR2172849A1 (en) | 1972-02-24 | 1972-02-24 | Water softener - for the partial removal of dissolved salts from water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7206280A FR2172849A1 (en) | 1972-02-24 | 1972-02-24 | Water softener - for the partial removal of dissolved salts from water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2172849A1 FR2172849A1 (en) | 1973-10-05 |
| FR2172849B1 true FR2172849B1 (it) | 1977-01-14 |
Family
ID=9094056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7206280A Granted FR2172849A1 (en) | 1972-02-24 | 1972-02-24 | Water softener - for the partial removal of dissolved salts from water |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2172849A1 (it) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191026877A (en) * | 1910-11-19 | 1912-02-19 | William Edward Evans | Improvements relating to the Treatment of Water. |
| FR989426A (fr) * | 1948-06-22 | 1951-09-10 | Procédé de clarification et d'épuration de l'eau | |
| GB849016A (en) * | 1958-09-03 | 1960-09-21 | Household Articles Ltd | A device for collecting fur in kettles and like water heating containers |
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1972
- 1972-02-24 FR FR7206280A patent/FR2172849A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2172849A1 (en) | 1973-10-05 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |