FI46715B - - Google Patents
Info
- Publication number
- FI46715B FI46715B FI01483/66A FI148366A FI46715B FI 46715 B FI46715 B FI 46715B FI 01483/66 A FI01483/66 A FI 01483/66A FI 148366 A FI148366 A FI 148366A FI 46715 B FI46715 B FI 46715B
- Authority
- FI
- Finland
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
- C01B25/30—Alkali metal phosphates
- C01B25/301—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates
- C01B25/303—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates with elimination of impurities
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Fertilizers (AREA)
- Removal Of Specific Substances (AREA)
- Dowels (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US46174965A | 1965-06-07 | 1965-06-07 | |
| US46202665A | 1965-06-07 | 1965-06-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI46715B true FI46715B (fi) | 1973-02-28 |
| FI46715C FI46715C (fi) | 1973-06-11 |
Family
ID=27040113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI661483A FI46715C (fi) | 1965-06-07 | 1966-06-06 | Tapa valmistaa puhdasta dinatriumfosfaattia. |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US3421846A (fi) |
| BE (1) | BE682200A (fi) |
| ES (1) | ES327664A1 (fi) |
| FI (1) | FI46715C (fi) |
| GB (1) | GB1153503A (fi) |
| IL (1) | IL25913A (fi) |
| NL (1) | NL6607889A (fi) |
| NO (1) | NO118667B (fi) |
| SE (1) | SE326946B (fi) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2528895B2 (de) * | 1975-06-28 | 1978-04-13 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung vanadiumarmer Alkaliphosphatlösungen |
| DE2528896C2 (de) * | 1975-06-28 | 1984-07-12 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Herstellung einer vanadiumarmen Alkaliphosphatlösung |
| DE2608029C2 (de) * | 1976-02-27 | 1984-02-23 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Herstellung einer Alkaliphosphatlösung aus Naßverfahrensphosphorsäuren |
| IT1125158B (it) * | 1976-11-19 | 1986-05-14 | Sarda Off Mec | Miglioramenti nei procedimenti per la preparazione di tripolifosfato sodico |
| DE2855922A1 (de) * | 1978-12-23 | 1980-07-10 | Hoechst Ag | Verfahren zur herstellung von zinkfreien alkaliphosphatloesungen |
| DE3045645A1 (de) * | 1980-12-04 | 1982-07-22 | Hoechst Ag, 6000 Frankfurt | Verfahren zur reduktion von eisen in phospharsaurer loesung |
| DE3437686C2 (de) * | 1984-10-15 | 1986-10-02 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Reduktion von Metallionen in wäßrigen Lösungen |
| DE3437684C1 (de) * | 1984-10-15 | 1986-06-05 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Reduktion von Eisen und Vanadium in phosphorsaurer Lösung |
| DE3444975A1 (de) * | 1984-12-10 | 1986-06-12 | Hoechst Ag, 6230 Frankfurt | Verfahren zur entarsenierung von phosphorsauren loesungen |
| EP2361233A4 (en) * | 2008-09-26 | 2013-01-09 | Imerys Filtration Minerals Inc | DIATOMATED EARTH PRODUCTS CONTAINING REDUCED RATES OF SOLUBLE METALS, METHODS OF REDUCING THE RATES OF SOLUBLE METALS IN DIATOMATED EARTH PRODUCTS, AND METHODS OF USING THE SAME |
| CN101987727B (zh) * | 2009-08-05 | 2013-10-23 | 天津市化学试剂研究所 | pH基准试剂磷酸氢二钠的制备方法 |
| AU2011225811B2 (en) * | 2010-03-12 | 2014-04-03 | Council Of Scientific & Industrial Research | A process for the preparation of inorganic hydrogels with alkali halides |
| KR102025867B1 (ko) * | 2017-07-13 | 2019-09-27 | 씨제이제일제당 주식회사 | 인산을 발효액 또는 발효 폐액으로부터 회수 및 재사용하는 방법 |
| CN108408706B (zh) * | 2018-04-13 | 2021-12-24 | 江苏瑞丰医药有限公司 | 一种食品级无水磷酸氢二钠的制备方法 |
| CN109179835A (zh) * | 2018-09-18 | 2019-01-11 | 上海晶宇环境工程股份有限公司 | 一种冶炼行业危废杂盐资源化处理工艺及其专用设备 |
| CN115159488B (zh) * | 2022-07-22 | 2023-06-30 | 承德莹科精细化工股份有限公司 | 一种高水溶性玻璃态偏磷酸钠的制备方法 |
| CN115304134A (zh) * | 2022-08-25 | 2022-11-08 | 陈之雨 | 阴极电解食盐水制造Spa活性矿物质水 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1998182A (en) * | 1932-07-16 | 1935-04-16 | Victor Chemical Works | Production of di-sodium phosphate |
| US1984146A (en) * | 1932-07-16 | 1934-12-11 | Victor Chemical Works | Production of disodium phosphate |
| US2977191A (en) * | 1957-03-19 | 1961-03-28 | Union Chimique Belge Sa | Anhydrous colorless phosphates |
| US3055735A (en) * | 1958-02-13 | 1962-09-25 | Nissan Chemical Ind Ltd | Process for the production of alkali phosphate |
-
1965
- 1965-06-07 US US462026A patent/US3421846A/en not_active Expired - Lifetime
- 1965-06-07 US US461749A patent/US3421845A/en not_active Expired - Lifetime
-
1966
- 1966-06-01 GB GB24385/66A patent/GB1153503A/en not_active Expired
- 1966-06-06 FI FI661483A patent/FI46715C/fi active
- 1966-06-06 NO NO163315A patent/NO118667B/no unknown
- 1966-06-06 SE SE07738/66A patent/SE326946B/xx unknown
- 1966-06-06 IL IL25913A patent/IL25913A/en unknown
- 1966-06-07 NL NL6607889A patent/NL6607889A/xx unknown
- 1966-06-07 ES ES0327664A patent/ES327664A1/es not_active Expired
- 1966-06-07 BE BE682200D patent/BE682200A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1567582B1 (de) | 1970-07-02 |
| GB1153503A (en) | 1969-05-29 |
| NL6607889A (fi) | 1966-12-08 |
| NO118667B (fi) | 1970-01-26 |
| BE682200A (fi) | 1966-12-07 |
| US3421846A (en) | 1969-01-14 |
| US3421845A (en) | 1969-01-14 |
| ES327664A1 (es) | 1967-03-16 |
| FI46715C (fi) | 1973-06-11 |
| IL25913A (en) | 1970-03-22 |
| SE326946B (fi) | 1970-08-10 |