CH531361A - Filter - Google Patents
FilterInfo
- Publication number
- CH531361A CH531361A CH256972A CH256972A CH531361A CH 531361 A CH531361 A CH 531361A CH 256972 A CH256972 A CH 256972A CH 256972 A CH256972 A CH 256972A CH 531361 A CH531361 A CH 531361A
- Authority
- CH
- Switzerland
- Prior art keywords
- filter
- Prior art date
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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
- C02F1/003—Processes for the treatment of water whereby the filtration technique is of importance using household-type filters for producing potable water, e.g. pitchers, bottles, faucet mounted devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
- B01D35/04—Plug, tap, or cock filters filtering elements mounted in or on a faucet
-
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/4608—Treatment of water, waste water, or sewage by electrochemical methods using electrical discharges
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
- C02F2101/203—Iron or iron compound
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Treatment By Sorption (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH256972A CH531361A (de) | 1972-02-22 | 1972-02-22 | Filter |
| FR7206629A FR2172917B1 (enExample) | 1972-02-22 | 1972-02-23 | |
| DE19722208818 DE2208818A1 (de) | 1972-02-22 | 1972-02-24 | Filter |
| NL7202467A NL7202467A (enExample) | 1972-02-22 | 1972-02-24 | |
| BE132311A BE800968Q (fr) | 1972-02-22 | 1973-06-15 | Filtre |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH256972A CH531361A (de) | 1972-02-22 | 1972-02-22 | Filter |
| FR7206629A FR2172917B1 (enExample) | 1972-02-22 | 1972-02-23 | |
| DE19722208818 DE2208818A1 (de) | 1972-02-22 | 1972-02-24 | Filter |
| NL7202467A NL7202467A (enExample) | 1972-02-22 | 1972-02-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH531361A true CH531361A (de) | 1972-12-15 |
Family
ID=27428451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH256972A CH531361A (de) | 1972-02-22 | 1972-02-22 | Filter |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH531361A (enExample) |
| DE (1) | DE2208818A1 (enExample) |
| FR (1) | FR2172917B1 (enExample) |
| NL (1) | NL7202467A (enExample) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB744825A (en) * | 1952-12-08 | 1956-02-15 | Steralic Filters Ltd | Improvements in or relating to liquid treatment devices |
-
1972
- 1972-02-22 CH CH256972A patent/CH531361A/de not_active IP Right Cessation
- 1972-02-23 FR FR7206629A patent/FR2172917B1/fr not_active Expired
- 1972-02-24 DE DE19722208818 patent/DE2208818A1/de active Pending
- 1972-02-24 NL NL7202467A patent/NL7202467A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2172917A1 (enExample) | 1973-10-05 |
| FR2172917B1 (enExample) | 1977-12-30 |
| NL7202467A (enExample) | 1973-08-28 |
| DE2208818A1 (de) | 1973-08-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |