FR2298511A1 - Nouveau procede de fabrication industrielle d'un carbonate de calcium extra-pur - Google Patents
Nouveau procede de fabrication industrielle d'un carbonate de calcium extra-purInfo
- Publication number
- FR2298511A1 FR2298511A1 FR7503181A FR7503181A FR2298511A1 FR 2298511 A1 FR2298511 A1 FR 2298511A1 FR 7503181 A FR7503181 A FR 7503181A FR 7503181 A FR7503181 A FR 7503181A FR 2298511 A1 FR2298511 A1 FR 2298511A1
- Authority
- FR
- France
- Prior art keywords
- calcium carbonate
- quicklime
- highly pure
- decompsn
- prepn
- 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.)
- Granted
Links
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 title abstract 8
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 title abstract 4
- 229910000019 calcium carbonate Inorganic materials 0.000 title abstract 3
- 239000000292 calcium oxide Substances 0.000 title abstract 2
- 235000012255 calcium oxide Nutrition 0.000 title abstract 2
- SEOMTQNOPDIZEI-UHFFFAOYSA-O diethylazanium;nitrate Chemical compound [O-][N+]([O-])=O.CC[NH2+]CC SEOMTQNOPDIZEI-UHFFFAOYSA-O 0.000 title abstract 2
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 abstract 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 abstract 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract 1
- 230000005587 bubbling Effects 0.000 abstract 1
- 229910052791 calcium Inorganic materials 0.000 abstract 1
- 239000011575 calcium Substances 0.000 abstract 1
- 239000001569 carbon dioxide Substances 0.000 abstract 1
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 1
- 239000000571 coke Substances 0.000 abstract 1
- 239000002537 cosmetic Substances 0.000 abstract 1
- 239000000446 fuel Substances 0.000 abstract 1
- 229910052749 magnesium Inorganic materials 0.000 abstract 1
- 239000011777 magnesium Substances 0.000 abstract 1
- 229910017604 nitric acid Inorganic materials 0.000 abstract 1
- 238000004064 recycling Methods 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
- C01F11/18—Carbonates
- C01F11/185—After-treatment, e.g. grinding, purification, conversion of crystal morphology
-
- 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
- C01F5/00—Compounds of magnesium
- C01F5/14—Magnesium hydroxide
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7503181A FR2298511A1 (fr) | 1975-01-21 | 1975-01-21 | Nouveau procede de fabrication industrielle d'un carbonate de calcium extra-pur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7503181A FR2298511A1 (fr) | 1975-01-21 | 1975-01-21 | Nouveau procede de fabrication industrielle d'un carbonate de calcium extra-pur |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2298511A1 true FR2298511A1 (fr) | 1976-08-20 |
| FR2298511B1 FR2298511B1 (enFirst) | 1977-07-22 |
Family
ID=9150614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7503181A Granted FR2298511A1 (fr) | 1975-01-21 | 1975-01-21 | Nouveau procede de fabrication industrielle d'un carbonate de calcium extra-pur |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2298511A1 (enFirst) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0197327A3 (de) * | 1985-03-23 | 1987-12-02 | Hoechst Aktiengesellschaft | Verfahren zur Herstellung von feinteiligem Calciumcarbonat grosser Reinheit und hohem Weissgrad |
| EP0197326A3 (de) * | 1985-03-23 | 1987-12-09 | Hoechst Aktiengesellschaft | Verfahren zur Herstellung von Calciumhydrogenphosphat |
-
1975
- 1975-01-21 FR FR7503181A patent/FR2298511A1/fr active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0197327A3 (de) * | 1985-03-23 | 1987-12-02 | Hoechst Aktiengesellschaft | Verfahren zur Herstellung von feinteiligem Calciumcarbonat grosser Reinheit und hohem Weissgrad |
| EP0197326A3 (de) * | 1985-03-23 | 1987-12-09 | Hoechst Aktiengesellschaft | Verfahren zur Herstellung von Calciumhydrogenphosphat |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2298511B1 (enFirst) | 1977-07-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |