FR632695A - - Google Patents
Info
- Publication number
- FR632695A FR632695A FR632695DA FR632695A FR 632695 A FR632695 A FR 632695A FR 632695D A FR632695D A FR 632695DA FR 632695 A FR632695 A FR 632695A
- 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
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- 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
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/12—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing nitrogen
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General 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)
Publications (1)
Publication Number | Publication Date |
---|---|
FR632695A true FR632695A (xx) | 1928-01-13 |
Family
ID=1541765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR632695D Expired FR632695A (xx) |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR632695A (xx) |
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0
- FR FR632695D patent/FR632695A/fr not_active Expired