FR1569883A - - Google Patents
Info
- Publication number
- FR1569883A FR1569883A FR1569883DA FR1569883A FR 1569883 A FR1569883 A FR 1569883A FR 1569883D A FR1569883D A FR 1569883DA FR 1569883 A FR1569883 A FR 1569883A
- 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
- C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
- C02F1/685—Devices for dosing the additives
- C02F1/686—Devices for dosing liquid additives
-
- 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
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/02—Feed or outlet devices; Feed or outlet control devices for feeding measured, i.e. prescribed quantities of reagents
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Safety Valves (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEC0042044 | 1967-04-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1569883A true FR1569883A (en:Method) | 1969-06-06 |
Family
ID=7024805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1569883D Expired FR1569883A (en:Method) | 1967-04-14 | 1968-04-12 |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT290155B (en:Method) |
| BE (1) | BE713594A (en:Method) |
| CH (1) | CH492476A (en:Method) |
| FR (1) | FR1569883A (en:Method) |
| LU (1) | LU55738A1 (en:Method) |
| NL (1) | NL6803907A (en:Method) |
-
1968
- 1968-03-19 NL NL6803907A patent/NL6803907A/xx unknown
- 1968-03-21 AT AT280068A patent/AT290155B/de not_active IP Right Cessation
- 1968-03-21 LU LU55738D patent/LU55738A1/xx unknown
- 1968-04-09 CH CH541068A patent/CH492476A/de not_active IP Right Cessation
- 1968-04-11 BE BE713594D patent/BE713594A/xx unknown
- 1968-04-12 FR FR1569883D patent/FR1569883A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE713594A (en:Method) | 1968-08-16 |
| LU55738A1 (en:Method) | 1968-06-04 |
| AT290155B (de) | 1971-05-25 |
| NL6803907A (en:Method) | 1968-10-15 |
| CH492476A (de) | 1970-06-30 |
| DE1642968A1 (de) | 1971-03-18 |
| DE1642968B2 (de) | 1972-11-09 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |