FR2201920B3 - - Google Patents
Info
- Publication number
- FR2201920B3 FR2201920B3 FR7241202A FR7241202A FR2201920B3 FR 2201920 B3 FR2201920 B3 FR 2201920B3 FR 7241202 A FR7241202 A FR 7241202A FR 7241202 A FR7241202 A FR 7241202A FR 2201920 B3 FR2201920 B3 FR 2201920B3
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
- B01D21/08—Settling tanks with single outlets for the separated liquid provided with flocculating compartments
-
- 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
- C02F2101/16—Nitrogen compounds, e.g. ammonia
- C02F2101/18—Cyanides
-
- 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
- C02F2101/22—Chromium or chromium compounds, e.g. chromates
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1459472A CH552996A (de) | 1972-10-05 | 1972-10-05 | Diskontinuierliches verfahren zur fraktionierten abscheidung von in einer fluessigkeit geloesten substanzen. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2201920A1 FR2201920A1 (en) | 1974-05-03 |
| FR2201920B3 true FR2201920B3 (US07943777-20110517-C00090.png) | 1976-01-09 |
Family
ID=4402172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7241202A Granted FR2201920A1 (en) | 1972-10-05 | 1972-11-15 | Ind waste water treatment - by discontinuous extraction of dissolved substan-ces |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH552996A (US07943777-20110517-C00090.png) |
| DE (1) | DE2253583A1 (US07943777-20110517-C00090.png) |
| FR (1) | FR2201920A1 (US07943777-20110517-C00090.png) |
| IT (1) | IT975425B (US07943777-20110517-C00090.png) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2656232A1 (fr) * | 1989-12-22 | 1991-06-28 | Water Treatment Recovery | Installation de traitement d'eaux residuaires par decantation. |
| KR100352890B1 (ko) * | 1995-06-29 | 2003-01-06 | 변상복 | 터어보컴파운드환상실린더엔진 |
| DE19604377C2 (de) * | 1996-02-07 | 1998-04-16 | Lentjes Bischoff Gmbh | Verfahren zur Behandlung von Abwasser aus einer Rauchgasentschwefelungsanlage |
-
1972
- 1972-10-05 CH CH1459472A patent/CH552996A/xx not_active IP Right Cessation
- 1972-10-31 IT IT70427/72A patent/IT975425B/it active
- 1972-11-02 DE DE2253583A patent/DE2253583A1/de active Pending
- 1972-11-15 FR FR7241202A patent/FR2201920A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2253583A1 (de) | 1974-04-11 |
| FR2201920A1 (en) | 1974-05-03 |
| IT975425B (it) | 1974-07-20 |
| CH552996A (de) | 1974-08-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |