BE1003776A3 - Werkwijze en inrichting voor het bereiden van calcium-sulfaat-halfhydraat in alpha-configuratie. - Google Patents
Werkwijze en inrichting voor het bereiden van calcium-sulfaat-halfhydraat in alpha-configuratie. Download PDFInfo
- Publication number
- BE1003776A3 BE1003776A3 BE8900016A BE8900016A BE1003776A3 BE 1003776 A3 BE1003776 A3 BE 1003776A3 BE 8900016 A BE8900016 A BE 8900016A BE 8900016 A BE8900016 A BE 8900016A BE 1003776 A3 BE1003776 A3 BE 1003776A3
- Authority
- BE
- Belgium
- Prior art keywords
- trough
- autoclave
- transport
- drying device
- transport container
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 21
- 238000002360 preparation method Methods 0.000 title description 3
- ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 title 1
- 239000000463 material Substances 0.000 claims abstract description 55
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000001035 drying Methods 0.000 claims abstract description 24
- 238000012546 transfer Methods 0.000 claims abstract description 20
- 239000007858 starting material Substances 0.000 claims abstract description 8
- 238000003860 storage Methods 0.000 claims abstract description 3
- 230000000274 adsorptive effect Effects 0.000 claims abstract 2
- 238000004519 manufacturing process Methods 0.000 claims abstract 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 27
- 235000011132 calcium sulphate Nutrition 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 10
- 238000013022 venting Methods 0.000 claims description 8
- 238000004080 punching Methods 0.000 claims description 7
- 238000011049 filling Methods 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 239000011575 calcium Substances 0.000 claims description 2
- 239000001175 calcium sulphate Substances 0.000 claims description 2
- 230000007704 transition Effects 0.000 claims description 2
- 239000013256 coordination polymer Substances 0.000 claims 1
- 238000010298 pulverizing process Methods 0.000 claims 1
- ZHZFKLKREFECML-UHFFFAOYSA-L calcium;sulfate;hydrate Chemical compound O.[Ca+2].[O-]S([O-])(=O)=O ZHZFKLKREFECML-UHFFFAOYSA-L 0.000 abstract 3
- 229910052602 gypsum Inorganic materials 0.000 description 17
- 239000010440 gypsum Substances 0.000 description 17
- 238000006297 dehydration reaction Methods 0.000 description 13
- 239000002245 particle Substances 0.000 description 13
- 230000018044 dehydration Effects 0.000 description 12
- 239000011505 plaster Substances 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- 239000000725 suspension Substances 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 239000003546 flue gas Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 230000002706 hydrostatic effect Effects 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- LJCZNYWLQZZIOS-UHFFFAOYSA-N 2,2,2-trichlorethoxycarbonyl chloride Chemical compound ClC(=O)OCC(Cl)(Cl)Cl LJCZNYWLQZZIOS-UHFFFAOYSA-N 0.000 description 1
- 241000208125 Nicotiana Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 210000001520 comb Anatomy 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 150000004683 dihydrates Chemical class 0.000 description 1
- VCSZKSHWUBFOOE-UHFFFAOYSA-N dioxidanium;sulfate Chemical compound O.O.OS(O)(=O)=O VCSZKSHWUBFOOE-UHFFFAOYSA-N 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000012432 intermediate storage Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 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)
- Drying Of Solid Materials (AREA)
- Processing Of Solid Wastes (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19883800794 DE3800794A1 (de) | 1988-01-14 | 1988-01-14 | Verfahren und anlage zur herstellung von calciumsulfat-halbhydrat in alpha-konfiguration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE1003776A3 true BE1003776A3 (nl) | 1992-06-09 |
Family
ID=6345211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE8900016A BE1003776A3 (nl) | 1988-01-14 | 1989-01-06 | Werkwijze en inrichting voor het bereiden van calcium-sulfaat-halfhydraat in alpha-configuratie. |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE1003776A3 (en, 2012) |
| DE (1) | DE3800794A1 (en, 2012) |
| GB (1) | GB2213810B (en, 2012) |
| LU (1) | LU87424A1 (en, 2012) |
| NL (1) | NL8803175A (en, 2012) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3927927A1 (de) * | 1989-08-24 | 1991-02-28 | Rwk Rhein Westfael Kalkwerke | Verfahren zur herstellung von faserbewehrten formteilen auf gipsbasis |
| DE19908776C2 (de) * | 1999-02-19 | 2002-05-23 | Ver Energiewerke Ag | Verfahren und Anordnung zur Herstellung von hochreinem alpha-Calciumsulfat-Halbhydrat |
| US8388926B2 (en) | 2006-01-13 | 2013-03-05 | Certainteed Gypsum, Inc. | System and method for the production of gypsum using heat recovery |
| EP1971813B1 (en) * | 2006-01-13 | 2016-06-15 | Certainteed Gypsum, Inc. | System and method for the production of alpha type gypsum using heat recovery |
| GB2497574B (en) * | 2011-12-15 | 2019-10-02 | Saint Gobain Placo Sas | A method of forming a gypsum based product |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE626895A (en, 2012) * | ||||
| DE955297C (de) * | 1954-11-13 | 1957-01-03 | Koenigshuette G M B H | Einrichtung zur Herstellung von Hartgips |
| FR2613346A1 (fr) * | 1987-04-04 | 1988-10-07 | Rwk Rhein Westfael Kalkwerke | Procede pour la fabrication de semi-hydrate de sulfate de calcium, semi-hydrate de sulfate de calcium fabrique par la mise en oeuvre de ce procede et melange de mortier contenant un tel semi-hydrate |
| GB2205089A (en) * | 1987-05-22 | 1988-11-30 | Rhein Westfael Elect Werk Ag | Process for production of calcium sulphate alpha-hemihydrate |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2383254A (en) * | 1941-08-04 | 1945-08-21 | United States Gypsum Co | Calcining process and apparatus |
-
1988
- 1988-01-14 DE DE19883800794 patent/DE3800794A1/de active Granted
- 1988-12-27 NL NL8803175A patent/NL8803175A/nl not_active Application Discontinuation
-
1989
- 1989-01-06 BE BE8900016A patent/BE1003776A3/nl not_active IP Right Cessation
- 1989-01-13 LU LU87424A patent/LU87424A1/de unknown
- 1989-01-16 GB GB8900864A patent/GB2213810B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE626895A (en, 2012) * | ||||
| DE955297C (de) * | 1954-11-13 | 1957-01-03 | Koenigshuette G M B H | Einrichtung zur Herstellung von Hartgips |
| FR2613346A1 (fr) * | 1987-04-04 | 1988-10-07 | Rwk Rhein Westfael Kalkwerke | Procede pour la fabrication de semi-hydrate de sulfate de calcium, semi-hydrate de sulfate de calcium fabrique par la mise en oeuvre de ce procede et melange de mortier contenant un tel semi-hydrate |
| GB2205089A (en) * | 1987-05-22 | 1988-11-30 | Rhein Westfael Elect Werk Ag | Process for production of calcium sulphate alpha-hemihydrate |
Non-Patent Citations (1)
| Title |
|---|
| CHEMICAL ABSTRACTS, vol. 81, no. 22, 2 December 1974, Columbus, Ohio, US; abstract no. 140203R, P. GORDASHCEVSKII ET AL.: 'Gypsum' bladzijde 249 ; * |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2213810A (en) | 1989-08-23 |
| LU87424A1 (de) | 1989-06-14 |
| GB2213810B (en) | 1991-11-13 |
| DE3800794A1 (de) | 1989-07-27 |
| DE3800794C2 (en, 2012) | 1990-02-08 |
| NL8803175A (nl) | 1989-08-01 |
| GB8900864D0 (en) | 1989-03-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: CLEMENTI FRANZ Effective date: 19930131 |