DE2962452D1 - Method of treating calcined gypsum and manufacture of gypsum board therefrom - Google Patents
Method of treating calcined gypsum and manufacture of gypsum board therefromInfo
- Publication number
- DE2962452D1 DE2962452D1 DE7979301832T DE2962452T DE2962452D1 DE 2962452 D1 DE2962452 D1 DE 2962452D1 DE 7979301832 T DE7979301832 T DE 7979301832T DE 2962452 T DE2962452 T DE 2962452T DE 2962452 D1 DE2962452 D1 DE 2962452D1
- Authority
- DE
- Germany
- Prior art keywords
- gypsum
- manufacture
- treating calcined
- board therefrom
- gypsum board
- 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
- 229910052602 gypsum Inorganic materials 0.000 title 2
- 239000010440 gypsum Substances 0.000 title 2
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/102—Glass compositions containing silica with 40% to 90% silica, by weight containing lead
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/939,624 US4201595A (en) | 1977-03-14 | 1978-09-05 | Process for preparing calcined gypsum and gypsum board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2962452D1 true DE2962452D1 (en) | 1982-05-19 |
Family
ID=25473481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE7979301832T Expired DE2962452D1 (en) | 1978-09-05 | 1979-09-05 | Method of treating calcined gypsum and manufacture of gypsum board therefrom |
Country Status (13)
| Country | Link |
|---|---|
| EP (1) | EP0008947B1 (online.php) |
| JP (1) | JPS5537499A (online.php) |
| AU (1) | AU530867B2 (online.php) |
| BR (1) | BR7905689A (online.php) |
| CA (1) | CA1103890A (online.php) |
| DE (1) | DE2962452D1 (online.php) |
| DK (1) | DK369279A (online.php) |
| ES (2) | ES483963A1 (online.php) |
| FI (1) | FI65224C (online.php) |
| IL (1) | IL58206A (online.php) |
| MX (1) | MX152099A (online.php) |
| NO (1) | NO152439C (online.php) |
| ZA (1) | ZA794685B (online.php) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2904071B1 (de) * | 1979-02-03 | 1980-07-24 | Knauf Westdeutsche Gips | Verfahren zur Herstellung eines Anhydrit-Gipsgemisches aus feinteiligem synthetischen Anhydrit |
| DE2908266C2 (de) * | 1979-03-02 | 1986-01-09 | Gebr. Knauf Westdeutsche Gipswerke, 8715 Iphofen | Verfahren zur Herstellung eines Calciumsulfat-Halbhydrat-Dihydrat-Gemisches aus feinteiligem synthetischen Calciumsulfat-Halbhydrat |
| DE3818992A1 (de) * | 1988-06-03 | 1989-12-14 | Rigips Gmbh | Verfahren zur herstellung eines fuer die produktion von gipskartonplatten geeigneten stuckgipses aus rea-gips |
| ATE336471T1 (de) | 2003-12-19 | 2006-09-15 | Lafarge Platres | Verfahren sowie vorrichtung zum stabilisieren von gips |
| RU2009102816A (ru) | 2006-06-29 | 2010-08-10 | Йосино Джипсум Ко., Лтд. (Jp) | Способы изготовления обожженного гипса и гипсовой плиты |
| MX2021010958A (es) * | 2019-04-15 | 2021-10-13 | Yoshino Gypsum Co | Dispositivo de mezcla y agitacion de pretratamiento, aparato para fabricar suspension de yeso, aparato para fabricar paneles de construccion, metodo para fabricar yeso calcinado de pretratamiento, metodo para fabricar suspension de yeso, metodo para fabricar paneles de construccion. |
| CN110436804B (zh) * | 2019-07-26 | 2021-08-06 | 宁波北新建材有限公司 | 一种球磨过程中改善熟料相组成的装置 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3480387A (en) * | 1966-11-15 | 1969-11-25 | Central Glass Co Ltd | Method for producing gypsum pellets |
| DE1771625B2 (de) * | 1968-06-19 | 1977-02-17 | United States Gypsum Co., Chicago, 111. (V.St.A.) | Verfahren zum altern von gebranntem, beta-calciumsulfathemihydrat enthaltendem gips |
| BE756667A (nl) * | 1969-09-26 | 1971-03-01 | Geelen Hendrik E Van | Werkwijze voor het bereiden van alpha-calciumsulfaathalfhydraat |
| DE2115808C3 (de) * | 1971-04-01 | 1978-03-16 | Giulin Chemie Gmbh, 6700 Ludwigshafen | Verfahren zur Herstellung von feindispers vermahlenem a-Calciumsulfat- Halbhydrat |
| US4117070A (en) * | 1977-03-14 | 1978-09-26 | United States Gypsum Company | Process for preparing calcined gypsum |
-
1979
- 1979-09-04 BR BR7905689A patent/BR7905689A/pt unknown
- 1979-09-04 NO NO792852A patent/NO152439C/no unknown
- 1979-09-04 DK DK369279A patent/DK369279A/da not_active Application Discontinuation
- 1979-09-05 ES ES483963A patent/ES483963A1/es not_active Expired
- 1979-09-05 ZA ZA00794685A patent/ZA794685B/xx unknown
- 1979-09-05 EP EP79301832A patent/EP0008947B1/en not_active Expired
- 1979-09-05 JP JP11404779A patent/JPS5537499A/ja active Granted
- 1979-09-05 DE DE7979301832T patent/DE2962452D1/de not_active Expired
- 1979-09-05 FI FI792761A patent/FI65224C/fi not_active IP Right Cessation
- 1979-09-05 CA CA335,064A patent/CA1103890A/en not_active Expired
- 1979-09-05 AU AU50585/79A patent/AU530867B2/en not_active Expired
- 1979-09-05 MX MX179177A patent/MX152099A/es unknown
- 1979-09-10 IL IL58206A patent/IL58206A/xx unknown
-
1980
- 1980-04-17 ES ES490663A patent/ES8102998A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ZA794685B (en) | 1980-09-24 |
| FI792761A7 (fi) | 1980-03-06 |
| NO152439C (no) | 1985-10-02 |
| EP0008947B1 (en) | 1982-04-07 |
| MX152099A (es) | 1985-05-29 |
| NO152439B (no) | 1985-06-24 |
| NO792852L (no) | 1980-03-06 |
| JPS5537499A (en) | 1980-03-15 |
| DK369279A (da) | 1980-03-06 |
| JPH0351665B2 (online.php) | 1991-08-07 |
| AU5058579A (en) | 1980-03-13 |
| ES490663A0 (es) | 1981-02-16 |
| FI65224C (fi) | 1984-04-10 |
| IL58206A (en) | 1983-10-31 |
| FI65224B (fi) | 1983-12-30 |
| BR7905689A (pt) | 1980-05-13 |
| CA1103890A (en) | 1981-06-30 |
| ES483963A1 (es) | 1980-09-01 |
| EP0008947A1 (en) | 1980-03-19 |
| AU530867B2 (en) | 1983-08-04 |
| ES8102998A1 (es) | 1981-02-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8339 | Ceased/non-payment of the annual fee |