RO79927A - Procedeu pentru obtinerea unui fosfat de calciu defluorurat - Google Patents
Procedeu pentru obtinerea unui fosfat de calciu defluoruratInfo
- Publication number
- RO79927A RO79927A RO8099868A RO9986880A RO79927A RO 79927 A RO79927 A RO 79927A RO 8099868 A RO8099868 A RO 8099868A RO 9986880 A RO9986880 A RO 9986880A RO 79927 A RO79927 A RO 79927A
- Authority
- RO
- Romania
- Prior art keywords
- defluore
- obtaining
- calcium phosphate
- phosphate
- calcium
- Prior art date
Links
- 229910000389 calcium phosphate Inorganic materials 0.000 title 1
- 239000001506 calcium phosphate Substances 0.000 title 1
- 235000011010 calcium phosphates Nutrition 0.000 title 1
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 title 1
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
- C01B25/328—Defluorination during or after the preparation
-
- 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
- C01B25/45—Phosphates containing plural metal, or metal and ammonium
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Fodder In General (AREA)
- Processing Of Solid Wastes (AREA)
- Fertilizers (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Materials For Medical Uses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7900844A FR2446254A1 (fr) | 1979-01-15 | 1979-01-15 | Phosphate de calcium naturel defluore pour alimentation animale |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO79927A true RO79927A (ro) | 1983-04-29 |
| RO79927B RO79927B (ro) | 1983-04-30 |
Family
ID=9220732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO99868A RO79927B (ro) | 1979-01-15 | 1980-01-14 | Procedeu pentru obtinerea unui fosfat de calciu defluorurat |
Country Status (17)
| Country | Link |
|---|---|
| JP (1) | JPS5595607A (ro) |
| AR (1) | AR222849A1 (ro) |
| AU (1) | AU534091B2 (ro) |
| BE (1) | BE881079A (ro) |
| BR (1) | BR8000215A (ro) |
| DE (1) | DE3000987A1 (ro) |
| ES (1) | ES487681A0 (ro) |
| FR (1) | FR2446254A1 (ro) |
| GB (1) | GB2039867B (ro) |
| IT (1) | IT7969496A0 (ro) |
| LU (1) | LU82081A1 (ro) |
| MA (1) | MA18698A1 (ro) |
| NL (1) | NL8000220A (ro) |
| OA (1) | OA06434A (ro) |
| RO (1) | RO79927B (ro) |
| SE (1) | SE7910502L (ro) |
| ZA (1) | ZA80195B (ro) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4405575A (en) * | 1982-04-23 | 1983-09-20 | Henderson Albert E | Method of defluorinating phosphates |
| US6123981A (en) * | 1992-10-27 | 2000-09-26 | Rhodia Inc. | Conservation of orthophosphate waste for preparing an animal feed supplement |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2997367A (en) * | 1956-10-22 | 1961-08-22 | Int Minerals & Chem Corp | Defluorination of phosphatic material |
| US2893834A (en) * | 1957-02-18 | 1959-07-07 | Int Minerals & Chem Corp | Process for producing defluorinated calctum phosphates |
| US3058804A (en) * | 1957-05-24 | 1962-10-16 | Int Minerals & Chem Corp | Process for production of defluorinated calcium phosphate |
| US3101999A (en) * | 1961-01-13 | 1963-08-27 | American Cyanamid Co | Low temperature defluorination of phosphate material |
| US3292995A (en) * | 1963-12-16 | 1966-12-20 | Int Minerals & Chem Corp | Defluorinated phosphate manufacture |
| FI52839C (fi) * | 1968-12-23 | 1977-12-12 | Kali Chemie Ag | Tapa valmistaa fluoria niukasti sisältävää hehkufosfaattia. |
-
1979
- 1979-01-15 FR FR7900844A patent/FR2446254A1/fr active Granted
- 1979-12-19 SE SE7910502A patent/SE7910502L/ not_active Application Discontinuation
- 1979-12-27 AR AR279456A patent/AR222849A1/es active
- 1979-12-28 IT IT7969496A patent/IT7969496A0/it unknown
-
1980
- 1980-01-10 BE BE0/198907A patent/BE881079A/fr not_active IP Right Cessation
- 1980-01-12 DE DE19803000987 patent/DE3000987A1/de not_active Withdrawn
- 1980-01-14 JP JP221680A patent/JPS5595607A/ja active Pending
- 1980-01-14 BR BR8000215A patent/BR8000215A/pt unknown
- 1980-01-14 NL NL8000220A patent/NL8000220A/nl not_active Application Discontinuation
- 1980-01-14 ES ES487681A patent/ES487681A0/es active Granted
- 1980-01-14 RO RO99868A patent/RO79927B/ro unknown
- 1980-01-14 ZA ZA00800195A patent/ZA80195B/xx unknown
- 1980-01-14 LU LU82081A patent/LU82081A1/fr unknown
- 1980-01-14 AU AU54584/80A patent/AU534091B2/en not_active Expired - Fee Related
- 1980-01-14 MA MA18895A patent/MA18698A1/fr unknown
- 1980-01-15 GB GB8001244A patent/GB2039867B/en not_active Expired
- 1980-01-15 OA OA56994A patent/OA06434A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB2039867A (en) | 1980-08-20 |
| LU82081A1 (fr) | 1981-09-10 |
| RO79927B (ro) | 1983-04-30 |
| FR2446254A1 (fr) | 1980-08-08 |
| GB2039867B (en) | 1983-01-06 |
| SE7910502L (sv) | 1980-07-16 |
| JPS5595607A (en) | 1980-07-21 |
| IT7969496A0 (it) | 1979-12-28 |
| NL8000220A (nl) | 1980-07-17 |
| AR222849A1 (es) | 1981-06-30 |
| AU5458480A (en) | 1980-07-24 |
| DE3000987A1 (de) | 1980-07-24 |
| BR8000215A (pt) | 1980-09-30 |
| FR2446254B1 (ro) | 1981-05-29 |
| OA06434A (fr) | 1981-07-31 |
| BE881079A (fr) | 1980-07-10 |
| MA18698A1 (fr) | 1980-10-01 |
| ES8101515A1 (es) | 1980-12-16 |
| AU534091B2 (en) | 1984-01-05 |
| ES487681A0 (es) | 1980-12-16 |
| ZA80195B (en) | 1980-12-31 |
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