CA1105674A - Method of crystallizing aluminum sulphate solutions to form dust-free granules having uniform grain size - Google Patents
Method of crystallizing aluminum sulphate solutions to form dust-free granules having uniform grain sizeInfo
- Publication number
- CA1105674A CA1105674A CA280,220A CA280220A CA1105674A CA 1105674 A CA1105674 A CA 1105674A CA 280220 A CA280220 A CA 280220A CA 1105674 A CA1105674 A CA 1105674A
- Authority
- CA
- Canada
- Prior art keywords
- drum
- solution
- aluminium sulphate
- bed
- crystallization
- 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
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 27
- 239000008187 granular material Substances 0.000 title claims abstract description 5
- 235000011128 aluminium sulphate Nutrition 0.000 claims abstract description 35
- 239000001164 aluminium sulphate Substances 0.000 claims abstract description 35
- 238000002425 crystallisation Methods 0.000 claims abstract description 30
- 230000008025 crystallization Effects 0.000 claims abstract description 28
- 239000013078 crystal Substances 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims description 41
- 238000001816 cooling Methods 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 4
- 238000000227 grinding Methods 0.000 claims description 3
- 238000004220 aggregation Methods 0.000 claims description 2
- 230000002776 aggregation Effects 0.000 claims description 2
- 238000007790 scraping Methods 0.000 claims description 2
- 239000003570 air Substances 0.000 claims 3
- 239000012080 ambient air Substances 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 238000007599 discharging Methods 0.000 claims 1
- 238000004064 recycling Methods 0.000 claims 1
- 239000000047 product Substances 0.000 abstract description 25
- 239000012467 final product Substances 0.000 abstract description 14
- 239000000243 solution Substances 0.000 description 31
- 230000000694 effects Effects 0.000 description 5
- 239000012527 feed solution Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000008021 deposition Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000010410 dusting Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910021653 sulphate ion Inorganic materials 0.000 description 2
- MVVPIAAVGAWJNQ-DOFZRALJSA-N Arachidonoyl dopamine Chemical compound CCCCC\C=C/C\C=C/C\C=C/C\C=C/CCCC(=O)NCCC1=CC=C(O)C(O)=C1 MVVPIAAVGAWJNQ-DOFZRALJSA-N 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- -1 if at the same time Substances 0.000 description 1
- JCYWCSGERIELPG-UHFFFAOYSA-N imes Chemical class CC1=CC(C)=CC(C)=C1N1C=CN(C=2C(=CC(C)=CC=2C)C)[C]1 JCYWCSGERIELPG-UHFFFAOYSA-N 0.000 description 1
- 239000002198 insoluble material Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Classifications
-
- 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
- C01F7/00—Compounds of aluminium
- C01F7/68—Aluminium compounds containing sulfur
- C01F7/74—Sulfates
- C01F7/746—After-treatment, e.g. dehydration or stabilisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Fertilizers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Developing Agents For Electrophotography (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE76-06601-8 | 1976-06-10 | ||
| SE7606601A SE400270B (sv) | 1976-06-10 | 1976-06-10 | Sett for kristallisation av en losning av aluminiumsulfat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1105674A true CA1105674A (en) | 1981-07-28 |
Family
ID=20328193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA280,220A Expired CA1105674A (en) | 1976-06-10 | 1977-06-09 | Method of crystallizing aluminum sulphate solutions to form dust-free granules having uniform grain size |
Country Status (17)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2906188C2 (de) * | 1979-02-17 | 1982-12-30 | Kalkwerk Mathis Gmbh & Co, 7801 Merdingen | Verfahren zur Herstellung eines Granulats und Vorrichtung zur Durchführung des Verfahrens |
| GB8902394D0 (en) * | 1989-02-03 | 1989-03-22 | Growing Success Organics Ltd | Molluscicides |
| US5662880A (en) * | 1996-04-19 | 1997-09-02 | Solv-Ex Corporation | Method for producing catalyst-grade alumina from aluminum sulphate |
| RU2163887C2 (ru) * | 1996-05-31 | 2001-03-10 | Акционерное общество открытого типа "Научно-производственная фирма "Пигмент" | Способ получения гранулированного сульфата алюминия |
| RU2152356C1 (ru) * | 1998-11-17 | 2000-07-10 | ОАО "Волховский алюминий" | Способ получения кристаллогидрата сульфата алюминия |
| RU2157342C1 (ru) * | 1999-04-22 | 2000-10-10 | Крохин Юрий Геннадиевич | Способ получения гранулированного сульфата алюминия |
| RU2181696C2 (ru) * | 2000-05-06 | 2002-04-27 | Гаврилов Марк Израилевич | Способ получения гранулированного сульфата алюминия |
| RU2241671C1 (ru) * | 2003-05-20 | 2004-12-10 | Лайнер Юрий Абрамович | Способ получения твердого сульфата алюминия или смеси сульфатов алюминия и железа кристаллизацией на ленточном конвейере |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA574471A (en) | 1959-04-21 | J. Martin Michael | Cooling and solidifying of aluminium sulphate | |
| CA574472A (en) | 1959-04-21 | Sulphates Limited | Production of aluminium sulphate | |
| US2211805A (en) | 1936-11-18 | 1940-08-20 | Monsanto Chemicals | Manufacture of anhydrous aluminum sulphate |
| US2340567A (en) | 1940-12-28 | 1944-02-01 | Monsanto Chemicals | Preparation of aluminum sulphate |
| US2895813A (en) * | 1954-10-05 | 1959-07-21 | Sulphates Ltd | Process of producing solid aluminum sulphate |
| GB796856A (en) | 1954-10-14 | 1958-06-18 | Sulphates Ltd | Improvements relating to the production of aluminium sulphate |
| US3011878A (en) * | 1958-11-26 | 1961-12-05 | Monsanto Chemicals | Process of solidifying a concentrated solution of aluminum sulfate containing solid aluminum sulfate |
| US3143392A (en) * | 1961-06-09 | 1964-08-04 | Olin Mathieson | Process for preparing aluminum sulfate |
| NL280232A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1961-06-27 | |||
| FR2142647A1 (en) | 1971-06-22 | 1973-02-02 | Grupul Ind Chimie | Powdered/granulated aluminium sulphate - by atomising soln in hot/cold burnt gas/air flow |
| ZA73267B (en) * | 1973-01-12 | 1974-08-28 | African Explosives & Chem | Improvements in the manufacture of aluminium sulphate |
-
1976
- 1976-06-10 SE SE7606601A patent/SE400270B/xx not_active IP Right Cessation
-
1977
- 1977-05-31 IT IT24202/77A patent/IT1076783B/it active
- 1977-05-31 IL IL52204A patent/IL52204A/xx unknown
- 1977-06-03 GB GB23747/77A patent/GB1572060A/en not_active Expired
- 1977-06-06 IN IN841/CAL/77A patent/IN145990B/en unknown
- 1977-06-07 GR GR53650A patent/GR63215B/el unknown
- 1977-06-08 AU AU25945/77A patent/AU510472B2/en not_active Expired
- 1977-06-08 DE DE2725991A patent/DE2725991C2/de not_active Expired
- 1977-06-08 AT AT0406977A patent/AT366987B/de not_active IP Right Cessation
- 1977-06-08 EG EG354/77A patent/EG12612A/xx active
- 1977-06-08 ES ES459602A patent/ES459602A1/es not_active Expired
- 1977-06-09 CH CH713177A patent/CH636065A5/de not_active IP Right Cessation
- 1977-06-09 FI FI771828A patent/FI62041C/fi not_active IP Right Cessation
- 1977-06-09 CA CA280,220A patent/CA1105674A/en not_active Expired
- 1977-06-10 JP JP6936477A patent/JPS5316389A/ja active Granted
- 1977-06-10 FR FR7717880A patent/FR2354289A1/fr active Granted
-
1979
- 1979-03-16 US US06/021,205 patent/US4276052A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FI62041C (fi) | 1982-11-10 |
| ES459602A1 (es) | 1978-04-01 |
| FR2354289B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1979-03-09 |
| AU510472B2 (en) | 1980-06-26 |
| US4276052A (en) | 1981-06-30 |
| FI62041B (fi) | 1982-07-30 |
| FI771828A7 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-12-11 |
| DE2725991C2 (de) | 1982-09-30 |
| AU2594577A (en) | 1978-12-14 |
| ATA406977A (de) | 1981-10-15 |
| CH636065A5 (de) | 1983-05-13 |
| SE7606601L (sv) | 1977-12-11 |
| IL52204A0 (en) | 1977-07-31 |
| DE2725991A1 (de) | 1977-12-15 |
| JPS611371B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-01-16 |
| GR63215B (en) | 1979-10-09 |
| EG12612A (en) | 1979-06-30 |
| JPS5316389A (en) | 1978-02-15 |
| IL52204A (en) | 1979-11-30 |
| SE400270B (sv) | 1978-03-20 |
| GB1572060A (en) | 1980-07-23 |
| IT1076783B (it) | 1985-04-27 |
| AT366987B (de) | 1982-05-25 |
| FR2354289A1 (fr) | 1978-01-06 |
| IN145990B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1979-02-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |