GB1491648A - Production of synthetic fluorspar - Google Patents
Production of synthetic fluorsparInfo
- Publication number
- GB1491648A GB1491648A GB30118/76A GB3011876A GB1491648A GB 1491648 A GB1491648 A GB 1491648A GB 30118/76 A GB30118/76 A GB 30118/76A GB 3011876 A GB3011876 A GB 3011876A GB 1491648 A GB1491648 A GB 1491648A
- Authority
- GB
- United Kingdom
- Prior art keywords
- fluorspar
- synthetic
- july
- reaction
- production
- 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
- 239000010436 fluorite Substances 0.000 title abstract 4
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract 2
- 239000001099 ammonium carbonate Substances 0.000 abstract 2
- 239000000725 suspension Substances 0.000 abstract 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 abstract 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 abstract 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 abstract 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 abstract 1
- 235000012501 ammonium carbonate Nutrition 0.000 abstract 1
- 239000000908 ammonium hydroxide Substances 0.000 abstract 1
- 235000011114 ammonium hydroxide Nutrition 0.000 abstract 1
- 239000012736 aqueous medium Substances 0.000 abstract 1
- 229910000019 calcium carbonate Inorganic materials 0.000 abstract 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 abstract 1
- 229910001634 calcium fluoride Inorganic materials 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 239000004094 surface-active agent Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/20—Halides
- C01F11/22—Fluorides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Silicon Compounds (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752533128 DE2533128A1 (de) | 1975-07-24 | 1975-07-24 | Verfahren zur herstellung von synthetischem flusspat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1491648A true GB1491648A (en) | 1977-11-09 |
Family
ID=5952377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB30118/76A Expired GB1491648A (en) | 1975-07-24 | 1976-07-20 | Production of synthetic fluorspar |
Country Status (12)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT375627B (de) * | 1980-04-30 | 1984-08-27 | Voest Alpine Ag | Verfahren zur aufarbeitung von beim nassaufschluss von phosphaten anfallender kieselfluorwasserstoffsaeure sowie einrichtung zur durchfuehrung des verfahrens |
| RU2225839C1 (ru) * | 2002-09-19 | 2004-03-20 | Открытое акционерное общество "Кирово-Чепецкий химический комбинат им. Б.П.Константинова" | Способ получения фторида кальция |
| JP6024910B2 (ja) * | 2013-03-08 | 2016-11-16 | 三菱マテリアル株式会社 | フッ化カルシウムの回収方法とその回収設備 |
| CN106186024B (zh) * | 2016-07-11 | 2017-10-31 | 昆明道尔森科技有限公司 | 一种工业副产氟硅酸的利用方法 |
| CN111533152A (zh) * | 2020-06-22 | 2020-08-14 | 井冈山大学 | 一种氟硅酸与碳酸钙快速反应制备高纯萤石的方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1091795A (en) * | 1913-06-06 | 1914-03-31 | Moritz Eyssell | Process of purifying fluorspar. |
| US2780523A (en) * | 1954-03-22 | 1957-02-05 | Int Minerals & Chem Corp | Process for recovering solid calcium fluoride containing product and colloidal silica solution from a weak aqueous fluosilicic acid solution |
| US2780521A (en) * | 1954-03-22 | 1957-02-05 | Int Minerals & Chem Corp | Process for producing colloidal silicafree calcium fluoride |
| US3551332A (en) * | 1969-06-16 | 1970-12-29 | Int Minerals & Chem Corp | Purification of fluorine-containing industrial waste waters |
| DE2307897C3 (de) * | 1973-02-17 | 1982-02-18 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von synthetischem Flußspat |
| CA1045258A (en) * | 1974-04-03 | 1978-12-26 | Ronald J. Hirko | Recovery of fluorine and phosphate values from waste water |
-
1975
- 1975-07-24 DE DE19752533128 patent/DE2533128A1/de not_active Withdrawn
-
1976
- 1976-06-15 IN IN1046/CAL/76A patent/IN145455B/en unknown
- 1976-07-07 EG EG412/76A patent/EG12045A/xx active
- 1976-07-10 RO RO7686931A patent/RO72701A/ro unknown
- 1976-07-12 US US05/704,252 patent/US4148867A/en not_active Expired - Lifetime
- 1976-07-19 AU AU16004/76A patent/AU1600476A/en not_active Expired
- 1976-07-20 GB GB30118/76A patent/GB1491648A/en not_active Expired
- 1976-07-22 DD DD7600194013A patent/DD132259A5/xx unknown
- 1976-07-23 ZA ZA764425A patent/ZA764425B/xx unknown
- 1976-07-23 ES ES450094A patent/ES450094A1/es not_active Expired
- 1976-07-23 FR FR7622570A patent/FR2318825A1/fr not_active Withdrawn
- 1976-07-23 BE BE2055203A patent/BE844432A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2318825A1 (fr) | 1977-02-18 |
| ZA764425B (en) | 1977-07-27 |
| EG12045A (en) | 1978-09-30 |
| ES450094A1 (es) | 1977-07-16 |
| IN145455B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-10-14 |
| BE844432A (fr) | 1977-01-24 |
| DD132259A5 (de) | 1978-09-13 |
| AU1600476A (en) | 1978-01-26 |
| US4148867A (en) | 1979-04-10 |
| DE2533128A1 (de) | 1977-02-10 |
| RO72701A (ro) | 1981-03-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |