DE2533128A1 - Verfahren zur herstellung von synthetischem flusspat - Google Patents
Verfahren zur herstellung von synthetischem flusspatInfo
- Publication number
- DE2533128A1 DE2533128A1 DE19752533128 DE2533128A DE2533128A1 DE 2533128 A1 DE2533128 A1 DE 2533128A1 DE 19752533128 DE19752533128 DE 19752533128 DE 2533128 A DE2533128 A DE 2533128A DE 2533128 A1 DE2533128 A1 DE 2533128A1
- Authority
- DE
- Germany
- Prior art keywords
- calcium fluoride
- added
- separated
- calcium
- decanter
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims description 17
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 30
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 20
- 229910001634 calcium fluoride Inorganic materials 0.000 claims description 20
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 15
- 239000000725 suspension Substances 0.000 claims description 15
- 238000000926 separation method Methods 0.000 claims description 11
- -1 hexafluorosilicic acid Chemical compound 0.000 claims description 9
- 239000000370 acceptor Substances 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000013543 active substance Substances 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 239000011541 reaction mixture Substances 0.000 claims description 5
- 239000010436 fluorite Substances 0.000 claims description 4
- 150000004679 hydroxides Chemical class 0.000 claims description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 3
- 125000000129 anionic group Chemical group 0.000 claims description 3
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 3
- 239000000920 calcium hydroxide Substances 0.000 claims description 3
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 3
- 150000004649 carbonic acid derivatives Chemical class 0.000 claims description 3
- 239000002270 dispersing agent Substances 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical class OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 claims description 2
- 239000000908 ammonium hydroxide Substances 0.000 claims description 2
- 230000007812 deficiency Effects 0.000 claims 1
- 239000003921 oil Substances 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 24
- 239000007787 solid Substances 0.000 description 15
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 239000010802 sludge Substances 0.000 description 10
- 235000011121 sodium hydroxide Nutrition 0.000 description 8
- 229910004298 SiO 2 Inorganic materials 0.000 description 6
- 238000007792 addition Methods 0.000 description 6
- 239000000706 filtrate Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 230000009974 thixotropic effect Effects 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910004261 CaF 2 Inorganic materials 0.000 description 3
- 235000019738 Limestone Nutrition 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 239000006028 limestone Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 229940045714 alkyl sulfonate alkylating agent Drugs 0.000 description 2
- 150000008052 alkyl sulfonates Chemical class 0.000 description 2
- 229910052586 apatite Inorganic materials 0.000 description 2
- 239000007900 aqueous suspension Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 238000001879 gelation Methods 0.000 description 2
- VSIIXMUUUJUKCM-UHFFFAOYSA-D pentacalcium;fluoride;triphosphate Chemical compound [F-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O VSIIXMUUUJUKCM-UHFFFAOYSA-D 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 239000000080 wetting agent Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical class OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 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)
Priority Applications (12)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752533128 DE2533128A1 (de) | 1975-07-24 | 1975-07-24 | Verfahren zur herstellung von synthetischem flusspat |
| IN1046/CAL/76A IN145455B (enExample) | 1975-07-24 | 1976-06-15 | |
| EG412/76A EG12045A (en) | 1975-07-24 | 1976-07-07 | Production of synthetic fluorspar |
| RO7686931A RO72701A (ro) | 1975-07-24 | 1976-07-10 | Procedeu pentru prepararea fluorinei sintetice |
| US05/704,252 US4148867A (en) | 1975-07-24 | 1976-07-12 | Production of synthetic fluorspar |
| AU16004/76A AU1600476A (en) | 1975-07-24 | 1976-07-19 | Synthetic fluorspar |
| GB30118/76A GB1491648A (en) | 1975-07-24 | 1976-07-20 | Production of synthetic fluorspar |
| DD7600194013A DD132259A5 (de) | 1975-07-24 | 1976-07-22 | Verfahren zur herstellung von synthetischem flussspat |
| ZA764425A ZA764425B (en) | 1975-07-24 | 1976-07-23 | Production of synthetic fluorspar |
| BE2055203A BE844432A (fr) | 1975-07-24 | 1976-07-23 | Procede de preparation d'un spath-fluor synthetique a faible teneur en silice |
| ES450094A ES450094A1 (es) | 1975-07-24 | 1976-07-23 | Procedimiento para la obtencion de espatofluor sintetico. |
| FR7622570A FR2318825A1 (fr) | 1975-07-24 | 1976-07-23 | Procede de preparation d'un spath-fluor synthetique a faible teneur en silice. |
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 |
|---|---|
| DE2533128A1 true DE2533128A1 (de) | 1977-02-10 |
Family
ID=5952377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752533128 Withdrawn DE2533128A1 (de) | 1975-07-24 | 1975-07-24 | Verfahren zur herstellung von synthetischem flusspat |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4148867A (enExample) |
| AU (1) | AU1600476A (enExample) |
| BE (1) | BE844432A (enExample) |
| DD (1) | DD132259A5 (enExample) |
| DE (1) | DE2533128A1 (enExample) |
| EG (1) | EG12045A (enExample) |
| ES (1) | ES450094A1 (enExample) |
| FR (1) | FR2318825A1 (enExample) |
| GB (1) | GB1491648A (enExample) |
| IN (1) | IN145455B (enExample) |
| RO (1) | RO72701A (enExample) |
| ZA (1) | ZA764425B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0039324A1 (de) * | 1980-04-30 | 1981-11-04 | VOEST-ALPINE Aktiengesellschaft | Verfahren zur Aufarbeitung von beim Nassaufschluss von Phosphaten anfallender Kieselfluorwasserstoffsäure sowie Einrichtung zur Durchführung des Verfahrens |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 BE BE2055203A patent/BE844432A/xx unknown
- 1976-07-23 ES ES450094A patent/ES450094A1/es not_active Expired
- 1976-07-23 ZA ZA764425A patent/ZA764425B/xx unknown
- 1976-07-23 FR FR7622570A patent/FR2318825A1/fr not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0039324A1 (de) * | 1980-04-30 | 1981-11-04 | VOEST-ALPINE Aktiengesellschaft | Verfahren zur Aufarbeitung von beim Nassaufschluss von Phosphaten anfallender Kieselfluorwasserstoffsäure sowie Einrichtung zur Durchführung des Verfahrens |
Also Published As
| Publication number | Publication date |
|---|---|
| AU1600476A (en) | 1978-01-26 |
| GB1491648A (en) | 1977-11-09 |
| IN145455B (enExample) | 1978-10-14 |
| EG12045A (en) | 1978-09-30 |
| BE844432A (fr) | 1977-01-24 |
| US4148867A (en) | 1979-04-10 |
| ZA764425B (en) | 1977-07-27 |
| ES450094A1 (es) | 1977-07-16 |
| FR2318825A1 (fr) | 1977-02-18 |
| RO72701A (ro) | 1981-03-30 |
| DD132259A5 (de) | 1978-09-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8130 | Withdrawal |