IT1049455B - Procedimento per preparare solfato di calcio emiidrato e.o anidrite - Google Patents
Procedimento per preparare solfato di calcio emiidrato e.o anidriteInfo
- Publication number
- IT1049455B IT1049455B IT2865675A IT2865675A IT1049455B IT 1049455 B IT1049455 B IT 1049455B IT 2865675 A IT2865675 A IT 2865675A IT 2865675 A IT2865675 A IT 2865675A IT 1049455 B IT1049455 B IT 1049455B
- Authority
- IT
- Italy
- Prior art keywords
- emihydrate
- anhydrite
- procedure
- calcium sulphate
- preparing calcium
- Prior art date
Links
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 title 3
- 229910052925 anhydrite Inorganic materials 0.000 title 1
- 235000011132 calcium sulphate Nutrition 0.000 title 1
- 239000001175 calcium sulphate Substances 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
- C04B11/00—Calcium sulfate cements
- C04B11/02—Methods and apparatus for dehydrating gypsum
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Producing Shaped Articles From Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4641374A GB1529435A (en) | 1974-10-26 | 1974-10-26 | Method for producing calcium sulphate hemihydrate and/or anhydrite |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1049455B true IT1049455B (it) | 1981-01-20 |
Family
ID=10441172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT2865675A IT1049455B (it) | 1974-10-26 | 1975-10-24 | Procedimento per preparare solfato di calcio emiidrato e.o anidrite |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5166298A (it) |
| GB (1) | GB1529435A (it) |
| IE (1) | IE42025B1 (it) |
| IT (1) | IT1049455B (it) |
| NL (1) | NL7512472A (it) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116283015B (zh) * | 2023-02-24 | 2025-01-28 | 宜都兴发化工有限公司 | 一种利用双晶态磷石膏制备自硬性球状水泥缓凝剂的方法 |
-
1974
- 1974-10-26 GB GB4641374A patent/GB1529435A/en not_active Expired
-
1975
- 1975-10-20 IE IE227575A patent/IE42025B1/en unknown
- 1975-10-24 NL NL7512472A patent/NL7512472A/xx not_active Application Discontinuation
- 1975-10-24 JP JP12755175A patent/JPS5166298A/ja active Pending
- 1975-10-24 IT IT2865675A patent/IT1049455B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| GB1529435A (en) | 1978-10-18 |
| IE42025B1 (en) | 1980-05-21 |
| NL7512472A (nl) | 1976-04-28 |
| JPS5166298A (ja) | 1976-06-08 |
| IE42025L (en) | 1976-04-26 |
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