SE414761B - Forfarande vid hydratisering av som biprodukt erhallet kalciumsulfat-alfa-hemihydrat med vatten - Google Patents
Forfarande vid hydratisering av som biprodukt erhallet kalciumsulfat-alfa-hemihydrat med vattenInfo
- Publication number
- SE414761B SE414761B SE7600595A SE7600595A SE414761B SE 414761 B SE414761 B SE 414761B SE 7600595 A SE7600595 A SE 7600595A SE 7600595 A SE7600595 A SE 7600595A SE 414761 B SE414761 B SE 414761B
- Authority
- SE
- Sweden
- Prior art keywords
- hydratization
- hemi
- alfa
- hydrated
- procedure
- Prior art date
Links
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 title 1
- 239000006227 byproduct Substances 0.000 title 1
- 229910052791 calcium Inorganic materials 0.000 title 1
- 239000011575 calcium Substances 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- 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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
- C04B28/145—Calcium sulfate hemi-hydrate with a specific crystal form
-
- 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
- C01F11/466—Conversion of one form of calcium sulfate to another
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (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 |
|---|---|---|---|
| GB284975A GB1530451A (en) | 1975-01-22 | 1975-01-22 | Production of gypsum from by-product calcium sulphate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7600595L SE7600595L (sv) | 1976-07-23 |
| SE414761B true SE414761B (sv) | 1980-08-18 |
Family
ID=9747127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7600595A SE414761B (sv) | 1975-01-22 | 1976-01-21 | Forfarande vid hydratisering av som biprodukt erhallet kalciumsulfat-alfa-hemihydrat med vatten |
Country Status (3)
| Country | Link |
|---|---|
| DK (1) | DK141697B (cs) |
| GB (1) | GB1530451A (cs) |
| SE (1) | SE414761B (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2629069B1 (fr) * | 1988-03-24 | 1990-11-23 | Lafarge Sa Platres | Procede de preparation de sulfate de calcium a structure cristalline longiligne dotee d'une longueur et d'un facteur de forme maitrises |
-
1975
- 1975-01-22 GB GB284975A patent/GB1530451A/en not_active Expired
-
1976
- 1976-01-21 SE SE7600595A patent/SE414761B/xx not_active IP Right Cessation
- 1976-01-22 DK DK24576A patent/DK141697B/da not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DK24576A (cs) | 1976-07-23 |
| DK141697B (da) | 1980-05-27 |
| GB1530451A (en) | 1978-11-01 |
| DK141697C (cs) | 1980-10-20 |
| SE7600595L (sv) | 1976-07-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NAL | Patent in force |
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| NUG | Patent has lapsed |
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