RU2002127054A - METHOD FOR PRODUCING CALCIUM OXIDE - Google Patents
METHOD FOR PRODUCING CALCIUM OXIDEInfo
- Publication number
- RU2002127054A RU2002127054A RU2002127054/12A RU2002127054A RU2002127054A RU 2002127054 A RU2002127054 A RU 2002127054A RU 2002127054/12 A RU2002127054/12 A RU 2002127054/12A RU 2002127054 A RU2002127054 A RU 2002127054A RU 2002127054 A RU2002127054 A RU 2002127054A
- Authority
- RU
- Russia
- Prior art keywords
- calcium
- solution
- calcium oxide
- calcium carbonate
- producing calcium
- Prior art date
Links
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium monoxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 title claims 4
- 239000000292 calcium oxide Substances 0.000 title claims 2
- 238000004519 manufacturing process Methods 0.000 title 1
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims 6
- 229960003563 Calcium Carbonate Drugs 0.000 claims 3
- 229910000019 calcium carbonate Inorganic materials 0.000 claims 3
- 229960005069 Calcium Drugs 0.000 claims 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N HCl Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims 2
- 229910052791 calcium Inorganic materials 0.000 claims 2
- 239000011575 calcium Substances 0.000 claims 2
- 238000010438 heat treatment Methods 0.000 claims 2
- 239000012535 impurity Substances 0.000 claims 2
- 239000002244 precipitate Substances 0.000 claims 2
- 230000001376 precipitating Effects 0.000 claims 2
- PRKQVKDSMLBJBJ-UHFFFAOYSA-N Ammonium carbonate Chemical compound N.N.OC(O)=O PRKQVKDSMLBJBJ-UHFFFAOYSA-N 0.000 claims 1
- FEWJPZIEWOKRBE-XIXRPRMCSA-N Mesotartaric acid Chemical compound OC(=O)[C@@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-XIXRPRMCSA-N 0.000 claims 1
- 239000002253 acid Substances 0.000 claims 1
- 239000001099 ammonium carbonate Substances 0.000 claims 1
- 235000012501 ammonium carbonate Nutrition 0.000 claims 1
- 238000001354 calcination Methods 0.000 claims 1
- 239000012141 concentrate Substances 0.000 claims 1
- 229910001385 heavy metal Inorganic materials 0.000 claims 1
- MUBZPKHOEPUJKR-UHFFFAOYSA-L oxalate Chemical compound [O-]C(=O)C([O-])=O MUBZPKHOEPUJKR-UHFFFAOYSA-L 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 229960001367 tartaric acid Drugs 0.000 claims 1
- 235000002906 tartaric acid Nutrition 0.000 claims 1
- 239000011975 tartaric acid Substances 0.000 claims 1
- 150000003568 thioethers Chemical class 0.000 claims 1
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2002127054/12A RU2214966C1 (en) | 2002-10-10 | 2002-10-10 | Method for preparing calcium oxide |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2002127054/12A RU2214966C1 (en) | 2002-10-10 | 2002-10-10 | Method for preparing calcium oxide |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2214966C1 RU2214966C1 (en) | 2003-10-27 |
RU2002127054A true RU2002127054A (en) | 2004-05-27 |
Family
ID=31989447
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2002127054/12A RU2214966C1 (en) | 2002-10-10 | 2002-10-10 | Method for preparing calcium oxide |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2214966C1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105540634A (en) * | 2015-12-28 | 2016-05-04 | 常熟市宏宇钙化物有限公司 | Preparation method of high-purity calcium oxide |
-
2002
- 2002-10-10 RU RU2002127054/12A patent/RU2214966C1/en active
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