FR2305394B1 - - Google Patents
Info
- Publication number
- FR2305394B1 FR2305394B1 FR7605907A FR7605907A FR2305394B1 FR 2305394 B1 FR2305394 B1 FR 2305394B1 FR 7605907 A FR7605907 A FR 7605907A FR 7605907 A FR7605907 A FR 7605907A FR 2305394 B1 FR2305394 B1 FR 2305394B1
- 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
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/37—Phosphates of heavy metals
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/64—Thiosulfates; Dithionites; Polythionates
- C01B17/66—Dithionites or hydrosulfites (S2O42-)
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1272675A GB1475239A (en) | 1975-03-26 | 1975-03-26 | Production of sodium hydrosulphite |
GB4390375 | 1975-10-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2305394A1 FR2305394A1 (fr) | 1976-10-22 |
FR2305394B1 true FR2305394B1 (zh) | 1979-07-27 |
Family
ID=26249223
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7605907A Granted FR2305394A1 (fr) | 1975-03-26 | 1976-03-02 | Procede perfectionne de fabrication d'hydrosulfite de sodium |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2605862C3 (zh) |
FR (1) | FR2305394A1 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU812708A1 (ru) * | 1978-03-14 | 1981-03-15 | Предприятие П/Я Г-4392 | Способ получени фосфата цинка |
CN110204123B (zh) * | 2019-04-16 | 2022-04-12 | 南京工业大学 | 一种氟虫腈生产废盐的资源化综合利用方法 |
-
1976
- 1976-02-13 DE DE19762605862 patent/DE2605862C3/de not_active Expired
- 1976-03-02 FR FR7605907A patent/FR2305394A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2605862C3 (de) | 1978-04-13 |
DE2605862B2 (de) | 1977-08-18 |
FR2305394A1 (fr) | 1976-10-22 |
DE2605862A1 (de) | 1976-11-11 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |