FI792761A - Foerfarande foer framstaellning av kalcinerad gips och gipsskivor - Google Patents
Foerfarande foer framstaellning av kalcinerad gips och gipsskivorInfo
- Publication number
- FI792761A FI792761A FI792761A FI792761A FI792761A FI 792761 A FI792761 A FI 792761A FI 792761 A FI792761 A FI 792761A FI 792761 A FI792761 A FI 792761A FI 792761 A FI792761 A FI 792761A
- Authority
- FI
- Finland
- Prior art keywords
- gips
- plaster
- calcination
- frequency refrigeration
- refrigeration
- Prior art date
Links
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)
- Materials Engineering (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Geochemistry & Mineralogy (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (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 (2)
| 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 |
| US93962478 | 1978-09-05 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI792761A true FI792761A (fi) | 1980-03-06 |
| FI65224B FI65224B (fi) | 1983-12-30 |
| FI65224C FI65224C (fi) | 1984-04-10 |
Family
ID=25473481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI792761A FI65224C (fi) | 1978-09-05 | 1979-09-05 | Foerfarande foer framstaellning av gipsskiva |
Country Status (13)
| Country | Link |
|---|---|
| EP (1) | EP0008947B1 (fi) |
| JP (1) | JPS5537499A (fi) |
| AU (1) | AU530867B2 (fi) |
| BR (1) | BR7905689A (fi) |
| CA (1) | CA1103890A (fi) |
| DE (1) | DE2962452D1 (fi) |
| DK (1) | DK369279A (fi) |
| ES (2) | ES483963A1 (fi) |
| FI (1) | FI65224C (fi) |
| IL (1) | IL58206A (fi) |
| MX (1) | MX152099A (fi) |
| NO (1) | NO152439C (fi) |
| ZA (1) | ZA794685B (fi) |
Families Citing this family (8)
| 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 |
| ES2271506T3 (es) * | 2003-12-19 | 2007-04-16 | Lafarge Platres | Procedimiento y aparato para estabilizar yeso. |
| KR101357224B1 (ko) | 2006-06-29 | 2014-01-29 | 요시노 셋고 가부시키가이샤 | 소석고 및 석고보드의 제조방법 |
| JP6872906B2 (ja) * | 2014-06-05 | 2021-05-19 | クナウフ ギプス カーゲー | 石膏プラスターボードの製造方法およびそれにより得られる石膏プラスターボード |
| BR112021015644A2 (pt) * | 2019-04-15 | 2021-10-05 | Yoshino Gypsum Co., Ltd. | Dispositivo de mistura e agitação de pré-tratamento, aparelho de fabricação de pasta de gesso, aparelho de fabricação de placa de construção, método de fabricação de gesso calcinado de pré-tratamento, método de fabricação de pasta de gesso, método de fabricação de placa de construção |
| 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 MX MX179177A patent/MX152099A/es unknown
- 1979-09-05 EP EP79301832A patent/EP0008947B1/en not_active Expired
- 1979-09-05 AU AU50585/79A patent/AU530867B2/en not_active Expired
- 1979-09-05 CA CA335,064A patent/CA1103890A/en not_active Expired
- 1979-09-05 ES ES483963A patent/ES483963A1/es not_active Expired
- 1979-09-05 ZA ZA00794685A patent/ZA794685B/xx unknown
- 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 JP JP11404779A patent/JPS5537499A/ja active Granted
- 1979-09-10 IL IL58206A patent/IL58206A/xx unknown
-
1980
- 1980-04-17 ES ES490663A patent/ES490663A0/es active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| ES8102998A1 (es) | 1981-02-16 |
| EP0008947B1 (en) | 1982-04-07 |
| NO152439B (no) | 1985-06-24 |
| NO792852L (no) | 1980-03-06 |
| CA1103890A (en) | 1981-06-30 |
| ZA794685B (en) | 1980-09-24 |
| IL58206A (en) | 1983-10-31 |
| DE2962452D1 (en) | 1982-05-19 |
| AU530867B2 (en) | 1983-08-04 |
| FI65224C (fi) | 1984-04-10 |
| BR7905689A (pt) | 1980-05-13 |
| FI65224B (fi) | 1983-12-30 |
| MX152099A (es) | 1985-05-29 |
| EP0008947A1 (en) | 1980-03-19 |
| DK369279A (da) | 1980-03-06 |
| ES490663A0 (es) | 1981-02-16 |
| NO152439C (no) | 1985-10-02 |
| AU5058579A (en) | 1980-03-13 |
| JPS5537499A (en) | 1980-03-15 |
| ES483963A1 (es) | 1980-09-01 |
| JPH0351665B2 (fi) | 1991-08-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: UNITED STATES GYPSUM CO. |