DE3278717D1 - Preparation of white calcium phosphates from offcolored lime - Google Patents
Preparation of white calcium phosphates from offcolored limeInfo
- Publication number
- DE3278717D1 DE3278717D1 DE8282110056T DE3278717T DE3278717D1 DE 3278717 D1 DE3278717 D1 DE 3278717D1 DE 8282110056 T DE8282110056 T DE 8282110056T DE 3278717 T DE3278717 T DE 3278717T DE 3278717 D1 DE3278717 D1 DE 3278717D1
- Authority
- DE
- Germany
- Prior art keywords
- lime
- offcolored
- preparation
- calcium phosphates
- white calcium
- Prior art date
- 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
- C01B25/32—Phosphates of magnesium, calcium, strontium, or barium
- C01B25/322—Preparation by neutralisation of orthophosphoric acid
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Cosmetics (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Catalysts (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US33395481A | 1981-12-23 | 1981-12-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3278717D1 true DE3278717D1 (en) | 1988-08-04 |
Family
ID=23304934
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8282110056T Expired DE3278717D1 (en) | 1981-12-23 | 1982-10-31 | Preparation of white calcium phosphates from offcolored lime |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0086876B1 (de) |
JP (1) | JPS58110409A (de) |
AT (1) | ATE35407T1 (de) |
BR (1) | BR8207122A (de) |
CA (1) | CA1187675A (de) |
DE (1) | DE3278717D1 (de) |
ES (1) | ES8307663A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19645931A1 (de) * | 1996-11-07 | 1998-05-14 | Budenheim Rud A Oetker Chemie | Anreicherung von Getränken mit Calcium |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE593370C (de) * | 1931-11-05 | 1934-02-24 | Chem Fab Budenheim Akt Ges | Reinigung der durch sauren Aufschluss von Rohphosphaten erhaltenen Rohphosphorsaeure |
US4209497A (en) * | 1975-12-29 | 1980-06-24 | Stauffer Chemical Company | Preparation of detergent grade sodium tripolyphosphate from wet process phosphoric acid and soda ash |
-
1982
- 1982-10-13 CA CA000413335A patent/CA1187675A/en not_active Expired
- 1982-10-15 ES ES516559A patent/ES8307663A1/es not_active Expired
- 1982-10-27 JP JP57187653A patent/JPS58110409A/ja active Granted
- 1982-10-31 DE DE8282110056T patent/DE3278717D1/de not_active Expired
- 1982-10-31 AT AT82110056T patent/ATE35407T1/de not_active IP Right Cessation
- 1982-10-31 EP EP82110056A patent/EP0086876B1/de not_active Expired
- 1982-12-08 BR BR8207122A patent/BR8207122A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
JPS6310089B2 (de) | 1988-03-03 |
ES516559A0 (es) | 1983-08-16 |
ATE35407T1 (de) | 1988-07-15 |
EP0086876B1 (de) | 1988-06-29 |
EP0086876A2 (de) | 1983-08-31 |
ES8307663A1 (es) | 1983-08-16 |
BR8207122A (pt) | 1983-10-11 |
CA1187675A (en) | 1985-05-28 |
JPS58110409A (ja) | 1983-07-01 |
EP0086876A3 (en) | 1985-11-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |