ES447272A1 - Procedimiento y reactor de purificacion de sulfato dihidra- tado sintetico. - Google Patents
Procedimiento y reactor de purificacion de sulfato dihidra- tado sintetico.Info
- Publication number
- ES447272A1 ES447272A1 ES447272A ES447272A ES447272A1 ES 447272 A1 ES447272 A1 ES 447272A1 ES 447272 A ES447272 A ES 447272A ES 447272 A ES447272 A ES 447272A ES 447272 A1 ES447272 A1 ES 447272A1
- Authority
- ES
- Spain
- Prior art keywords
- dihydrate
- semi
- calcium sulfate
- suspension
- calcium
- 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
- 238000000034 method Methods 0.000 title abstract 3
- 229910052602 gypsum Inorganic materials 0.000 title 1
- 239000010440 gypsum Substances 0.000 title 1
- 238000007670 refining Methods 0.000 title 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 abstract 10
- 235000011132 calcium sulphate Nutrition 0.000 abstract 5
- 238000006243 chemical reaction Methods 0.000 abstract 3
- 239000000725 suspension Substances 0.000 abstract 3
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- 230000001131 transforming effect Effects 0.000 abstract 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 abstract 1
- 230000002378 acidificating effect Effects 0.000 abstract 1
- 239000001175 calcium sulphate Substances 0.000 abstract 1
- 238000010276 construction Methods 0.000 abstract 1
- 150000004683 dihydrates Chemical class 0.000 abstract 1
- 229910052731 fluorine Inorganic materials 0.000 abstract 1
- 239000011737 fluorine Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 230000007935 neutral effect Effects 0.000 abstract 1
- 238000009417 prefabrication Methods 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 239000012429 reaction media Substances 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C01F11/46—Sulfates
- C01F11/468—Purification of calcium sulfates
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B11/00—Calcium sulfate cements
- C04B11/26—Calcium sulfate cements strating from chemical gypsum; starting from phosphogypsum or from waste, e.g. purification products of smoke
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7512923A FR2308593A1 (fr) | 1975-04-25 | 1975-04-25 | Procede de purification de gypse synthetique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES447272A1 true ES447272A1 (es) | 1977-06-16 |
Family
ID=9154470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES447272A Expired ES447272A1 (es) | 1975-04-25 | 1976-04-23 | Procedimiento y reactor de purificacion de sulfato dihidra- tado sintetico. |
Country Status (16)
| Country | Link |
|---|---|
| JP (1) | JPS51135897A (enExample) |
| AR (1) | AR210350A1 (enExample) |
| AU (1) | AU498158B2 (enExample) |
| BE (1) | BE841014A (enExample) |
| BR (1) | BR7602448A (enExample) |
| DE (1) | DE2617574A1 (enExample) |
| DK (1) | DK182776A (enExample) |
| ES (1) | ES447272A1 (enExample) |
| FI (1) | FI761090A7 (enExample) |
| FR (1) | FR2308593A1 (enExample) |
| IL (1) | IL49452A0 (enExample) |
| IT (1) | IT1058211B (enExample) |
| LU (1) | LU74829A1 (enExample) |
| NL (1) | NL7604370A (enExample) |
| TR (1) | TR19466A (enExample) |
| ZA (1) | ZA762440B (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2486928A1 (fr) * | 1980-07-16 | 1982-01-22 | Charbonnages Ste Chimique | Perfectionnement a un procede de fabrication de platre cellulaire |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50120491A (enExample) * | 1974-03-07 | 1975-09-20 |
-
1975
- 1975-04-25 FR FR7512923A patent/FR2308593A1/fr active Granted
-
1976
- 1976-04-21 FI FI761090A patent/FI761090A7/fi not_active Application Discontinuation
- 1976-04-21 AR AR262947A patent/AR210350A1/es active
- 1976-04-22 BR BR2448/76A patent/BR7602448A/pt unknown
- 1976-04-22 DE DE19762617574 patent/DE2617574A1/de active Pending
- 1976-04-22 IL IL49452A patent/IL49452A0/xx unknown
- 1976-04-22 TR TR19466A patent/TR19466A/xx unknown
- 1976-04-22 BE BE166378A patent/BE841014A/xx unknown
- 1976-04-23 IT IT49160/76A patent/IT1058211B/it active
- 1976-04-23 LU LU74829A patent/LU74829A1/xx unknown
- 1976-04-23 AU AU13291/76A patent/AU498158B2/en not_active Expired
- 1976-04-23 JP JP51046412A patent/JPS51135897A/ja active Pending
- 1976-04-23 ES ES447272A patent/ES447272A1/es not_active Expired
- 1976-04-23 ZA ZA762440A patent/ZA762440B/xx unknown
- 1976-04-23 DK DK182776A patent/DK182776A/da unknown
- 1976-04-23 NL NL7604370A patent/NL7604370A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| LU74829A1 (enExample) | 1977-02-07 |
| IT1058211B (it) | 1982-04-10 |
| NL7604370A (nl) | 1976-10-27 |
| AR210350A1 (es) | 1977-07-29 |
| DK182776A (da) | 1976-10-26 |
| IL49452A0 (en) | 1976-06-30 |
| FI761090A7 (enExample) | 1976-10-26 |
| AU1329176A (en) | 1977-10-27 |
| FR2308593A1 (fr) | 1976-11-19 |
| FR2308593B1 (enExample) | 1980-01-04 |
| BR7602448A (pt) | 1976-10-19 |
| JPS51135897A (en) | 1976-11-25 |
| AU498158B2 (en) | 1979-02-15 |
| DE2617574A1 (de) | 1976-10-28 |
| ZA762440B (en) | 1977-04-27 |
| TR19466A (tr) | 1979-04-10 |
| BE841014A (fr) | 1976-10-22 |
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