FR472644A - - Google Patents
Info
- Publication number
- FR472644A FR472644A FR472644DA FR472644A FR 472644 A FR472644 A FR 472644A FR 472644D A FR472644D A FR 472644DA FR 472644 A FR472644 A FR 472644A
- 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.)
- Active
Links
Classifications
-
- 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
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/083—Mineral agents
-
- 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
Landscapes
- Chemical & Material Sciences (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)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR23289T | 1920-07-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR472644A true FR472644A (fr) |
Family
ID=8662046
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR472644D Active FR472644A (fr) | 1920-07-26 | ||
| FR23289A Expired FR23289E (fr) | 1920-07-26 | 1920-07-26 | Procédé et appareils dits de transformation pour empecher les incrustations dans les cas oÙ l'eau n'est pas vaporisée |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR23289A Expired FR23289E (fr) | 1920-07-26 | 1920-07-26 | Procédé et appareils dits de transformation pour empecher les incrustations dans les cas oÙ l'eau n'est pas vaporisée |
Country Status (1)
| Country | Link |
|---|---|
| FR (2) | FR23289E (fr) |
-
0
- FR FR472644D patent/FR472644A/fr active Active
-
1920
- 1920-07-26 FR FR23289A patent/FR23289E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR23289E (fr) | 1921-11-02 |