BE419982A - - Google Patents
Info
- Publication number
- BE419982A BE419982A BE419982DA BE419982A BE 419982 A BE419982 A BE 419982A BE 419982D A BE419982D A BE 419982DA BE 419982 A BE419982 A BE 419982A
- Authority
- BE
- Belgium
- Prior art keywords
- sulfuric acid
- gypsum
- acid
- raw
- activation
- Prior art date
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 78
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 34
- 229910052602 gypsum Inorganic materials 0.000 claims description 16
- 239000010440 gypsum Substances 0.000 claims description 16
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 11
- 239000002253 acid Substances 0.000 claims description 10
- 230000004913 activation Effects 0.000 claims description 10
- 239000003513 alkali Substances 0.000 claims description 9
- 238000010411 cooking Methods 0.000 claims description 9
- 150000003839 salts Chemical class 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 7
- 239000011575 calcium Substances 0.000 claims description 7
- 229910052791 calcium Inorganic materials 0.000 claims description 7
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 7
- 230000000717 retained effect Effects 0.000 claims description 7
- 230000009466 transformation Effects 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims description 5
- 239000007791 liquid phase Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 230000004048 modification Effects 0.000 claims 2
- 238000012986 modification Methods 0.000 claims 2
- 230000003466 anti-cipated effect Effects 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 238000001994 activation Methods 0.000 description 8
- 238000003756 stirring Methods 0.000 description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 150000007513 acids Chemical class 0.000 description 4
- 238000009835 boiling Methods 0.000 description 4
- 235000012239 silicon dioxide Nutrition 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000007795 chemical reaction product Substances 0.000 description 3
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 239000011780 sodium chloride Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- NGHMEZWZOZEZOH-UHFFFAOYSA-N silicic acid;hydrate Chemical compound O.O[Si](O)(O)O NGHMEZWZOZEZOH-UHFFFAOYSA-N 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/12—Naturally occurring clays or bleaching earth
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Dispersion Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Silicon Compounds (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE419982A true BE419982A (enrdf_load_stackoverflow) |
Family
ID=82154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE419982D BE419982A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE419982A (enrdf_load_stackoverflow) |
-
0
- BE BE419982D patent/BE419982A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4174795B2 (ja) | バイオジェニック材料からの高純度アモルファスシリカの製造方法 | |
| JPS62234545A (ja) | 濾過を改良するための粘土の酸処理法 | |
| BE419982A (enrdf_load_stackoverflow) | ||
| US2539093A (en) | Nitric acid digestion of straw | |
| JPS5853993A (ja) | 落花生油の連続製造方法 | |
| US4035259A (en) | Method for preparation of inorganic flocculating composition | |
| US4565794A (en) | Production of silica gel and an adsorbent, absorbent product from sericitic clay | |
| CA2687179C (en) | Method of processing tall oil | |
| US2207145A (en) | Method of activating natural earths | |
| JPS6369891A (ja) | 精製油の製造方法 | |
| Twitchell | A REAGENT IN THE CHEMISTRY OF FATS. | |
| US1637990A (en) | Recovery of values from nitrocellulose material | |
| US1786890A (en) | Method of manufacturing cellulose and textile fibers from vegetable matter | |
| US2221140A (en) | Process for bleaching montan wax | |
| GB1598376A (en) | Process for the liquefaction of coal | |
| BE450008A (enrdf_load_stackoverflow) | ||
| JPS63133967A (ja) | 煮汁のタンパク質を回収する工程を有するフイツシユミ−ル製造法 | |
| US2399588A (en) | Method of processing by-product soaps for recovery of their acids free from detrimental alcohols, etc. | |
| SU18846A1 (ru) | Способ получени канифольного мыла | |
| US239398A (en) | Process of preparing absorbent cotton | |
| SU374839A1 (enrdf_load_stackoverflow) | ||
| SU1723106A1 (ru) | Способ получени ланолина | |
| SU50408A1 (ru) | Способ приготовлени препарата дл св зывани (цементировани ) формовочных и стержневых земель | |
| US242893A (en) | Process of making nitro-dextrine | |
| US2100047A (en) | Process of manufacturing soap |