NL8104360A - Werkwijze voor het bereiden van een anhydriet-gipsmengsel uit uit fijne deeltjes bestaand synthetisch calciumsulfaatdihydraat. - Google Patents
Werkwijze voor het bereiden van een anhydriet-gipsmengsel uit uit fijne deeltjes bestaand synthetisch calciumsulfaatdihydraat. Download PDFInfo
- Publication number
- NL8104360A NL8104360A NL8104360A NL8104360A NL8104360A NL 8104360 A NL8104360 A NL 8104360A NL 8104360 A NL8104360 A NL 8104360A NL 8104360 A NL8104360 A NL 8104360A NL 8104360 A NL8104360 A NL 8104360A
- Authority
- NL
- Netherlands
- Prior art keywords
- anhydrite
- mixture
- dihydrate
- calcium sulfate
- added
- Prior art date
Links
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 title claims description 58
- 229910052925 anhydrite Inorganic materials 0.000 title claims description 29
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- VCSZKSHWUBFOOE-UHFFFAOYSA-N dioxidanium;sulfate Chemical compound O.O.OS(O)(=O)=O VCSZKSHWUBFOOE-UHFFFAOYSA-N 0.000 title description 2
- 239000000203 mixture Substances 0.000 claims description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 18
- 238000003860 storage Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 12
- 238000009826 distribution Methods 0.000 claims description 9
- 239000010419 fine particle Substances 0.000 claims description 9
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 claims description 7
- 238000005065 mining Methods 0.000 claims description 7
- 235000011132 calcium sulphate Nutrition 0.000 claims description 6
- 238000005056 compaction Methods 0.000 claims description 6
- 230000007935 neutral effect Effects 0.000 claims description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 5
- 239000003245 coal Substances 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 5
- 239000003546 flue gas Substances 0.000 claims description 5
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 claims description 5
- 229910052939 potassium sulfate Inorganic materials 0.000 claims description 5
- 235000011151 potassium sulphates Nutrition 0.000 claims description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 4
- 239000001175 calcium sulphate Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000005469 granulation Methods 0.000 claims description 3
- 230000003179 granulation Effects 0.000 claims description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 2
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 2
- 239000011230 binding agent Substances 0.000 claims description 2
- 238000002425 crystallisation Methods 0.000 claims description 2
- 230000008025 crystallization Effects 0.000 claims description 2
- 239000008240 homogeneous mixture Substances 0.000 claims description 2
- 238000010348 incorporation Methods 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 239000004571 lime Substances 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 229910052602 gypsum Inorganic materials 0.000 description 19
- 239000010440 gypsum Substances 0.000 description 19
- 150000004683 dihydrates Chemical class 0.000 description 7
- 238000000137 annealing Methods 0.000 description 6
- 238000000227 grinding Methods 0.000 description 4
- 238000002156 mixing Methods 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000007596 consolidation process Methods 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 1
- 229960001763 zinc sulfate Drugs 0.000 description 1
- 229910000368 zinc sulfate Inorganic materials 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
- C04B11/26—Calcium sulfate cements strating from chemical gypsum; starting from phosphogypsum or from waste, e.g. purification products of smoke
-
- 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
-
- 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
- C04B11/06—Calcium sulfate cements starting from anhydrite
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/51—Particles with a specific particle size distribution
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3040688 | 1980-10-29 | ||
| DE19803040688 DE3040688C2 (de) | 1979-02-03 | 1980-10-29 | Verfahren zur Herstellung eines Anhydrit-Gipsgemisches aus feinteiligem synthetischen Calciumsulfat-Dihydrat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8104360A true NL8104360A (nl) | 1982-05-17 |
Family
ID=6115429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8104360A NL8104360A (nl) | 1980-10-29 | 1981-09-22 | Werkwijze voor het bereiden van een anhydriet-gipsmengsel uit uit fijne deeltjes bestaand synthetisch calciumsulfaatdihydraat. |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE890832A (fr) |
| FR (1) | FR2497190B2 (fr) |
| NL (1) | NL8104360A (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2396362A1 (fr) | 2000-01-05 | 2001-07-12 | Saint-Gobain Technical Fabrics Of America, Inc. | Panneaux lisses renforces a base de ciment et leurs procedes de fabrication |
-
1981
- 1981-09-22 NL NL8104360A patent/NL8104360A/nl not_active Application Discontinuation
- 1981-10-22 BE BE0/206322A patent/BE890832A/fr not_active IP Right Cessation
- 1981-10-29 FR FR8120352A patent/FR2497190B2/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE890832A (fr) | 1982-02-15 |
| FR2497190B2 (fr) | 1986-02-28 |
| FR2497190A2 (fr) | 1982-07-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A85 | Still pending on 85-01-01 | ||
| BV | The patent application has lapsed |