CA2086790C - Un procede pour le traitement electrostatique de sels bruts a des niveaux eleves d'humidite ambiante - Google Patents
Un procede pour le traitement electrostatique de sels bruts a des niveaux eleves d'humidite ambiante Download PDFInfo
- Publication number
- CA2086790C CA2086790C CA002086790A CA2086790A CA2086790C CA 2086790 C CA2086790 C CA 2086790C CA 002086790 A CA002086790 A CA 002086790A CA 2086790 A CA2086790 A CA 2086790A CA 2086790 C CA2086790 C CA 2086790C
- Authority
- CA
- Canada
- Prior art keywords
- potash
- kieserite
- stage
- conditioning agent
- salt
- 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 - Lifetime
Links
- 150000003839 salts Chemical class 0.000 title claims description 15
- 238000000034 method Methods 0.000 title claims description 13
- 230000003750 conditioning effect Effects 0.000 claims abstract description 27
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical class [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims abstract description 23
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 23
- 238000000926 separation method Methods 0.000 claims abstract description 14
- 239000012080 ambient air Substances 0.000 claims abstract description 5
- 235000002639 sodium chloride Nutrition 0.000 claims description 25
- 229910052928 kieserite Inorganic materials 0.000 claims description 18
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 16
- 229940072033 potash Drugs 0.000 claims description 14
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims description 14
- 235000015320 potassium carbonate Nutrition 0.000 claims description 14
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 claims description 12
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 11
- 239000011780 sodium chloride Substances 0.000 claims description 11
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims description 10
- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 claims description 6
- 229960004889 salicylic acid Drugs 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims 1
- 235000019341 magnesium sulphate Nutrition 0.000 claims 1
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 abstract description 10
- 239000012141 concentrate Substances 0.000 description 12
- 239000001103 potassium chloride Substances 0.000 description 9
- 235000011164 potassium chloride Nutrition 0.000 description 9
- 230000005484 gravity Effects 0.000 description 8
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 6
- 238000000746 purification Methods 0.000 description 5
- 230000001143 conditioned effect Effects 0.000 description 4
- 235000014113 dietary fatty acids Nutrition 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 239000000194 fatty acid Substances 0.000 description 4
- 229930195729 fatty acid Natural products 0.000 description 4
- 150000004665 fatty acids Chemical class 0.000 description 4
- 230000005686 electrostatic field Effects 0.000 description 3
- 239000003337 fertilizer Substances 0.000 description 3
- 239000004310 lactic acid Substances 0.000 description 3
- 235000014655 lactic acid Nutrition 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000003570 air Substances 0.000 description 2
- 229910052925 anhydrite Inorganic materials 0.000 description 2
- -1 aromatic carboxylic acids Chemical class 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- FOCAUTSVDIKZOP-UHFFFAOYSA-N chloroacetic acid Chemical compound OC(=O)CCl FOCAUTSVDIKZOP-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- LOHOSHDZQVKDPS-UHFFFAOYSA-N 2-bromonaphthalen-1-ol Chemical compound C1=CC=C2C(O)=C(Br)C=CC2=C1 LOHOSHDZQVKDPS-UHFFFAOYSA-N 0.000 description 1
- WONRDHPFOHAWOG-UHFFFAOYSA-N 2-chloronaphthalen-1-ol Chemical compound C1=CC=C2C(O)=C(Cl)C=CC2=C1 WONRDHPFOHAWOG-UHFFFAOYSA-N 0.000 description 1
- QYCBZFRDGXIZIP-UHFFFAOYSA-N 2-hydroxy-2-phenylbutanoic acid Chemical compound CCC(O)(C(O)=O)C1=CC=CC=C1 QYCBZFRDGXIZIP-UHFFFAOYSA-N 0.000 description 1
- SYUYTOYKQOAVDW-UHFFFAOYSA-N 2-nitrosonaphthalen-1-ol Chemical compound C1=CC=C2C(O)=C(N=O)C=CC2=C1 SYUYTOYKQOAVDW-UHFFFAOYSA-N 0.000 description 1
- WHSXTWFYRGOBGO-UHFFFAOYSA-N 3-methylsalicylic acid Chemical compound CC1=CC=CC(C(O)=O)=C1O WHSXTWFYRGOBGO-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- PALNZFJYSCMLBK-UHFFFAOYSA-K magnesium;potassium;trichloride;hexahydrate Chemical compound O.O.O.O.O.O.[Mg+2].[Cl-].[Cl-].[Cl-].[K+] PALNZFJYSCMLBK-UHFFFAOYSA-K 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C7/00—Separating solids from solids by electrostatic effect
- B03C7/003—Pretreatment of the solids prior to electrostatic separation
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/04—Chlorides
- C01D3/08—Preparation by working up natural or industrial salt mixtures or siliceous minerals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP4200167.6 | 1992-01-07 | ||
| DE4200167A DE4200167C1 (en) | 1992-01-07 | 1992-01-07 | Purificn. of sylvite - comprises treating with salicylic acid and glycolic acid in high humidity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2086790A1 CA2086790A1 (fr) | 1993-07-08 |
| CA2086790C true CA2086790C (fr) | 2002-10-29 |
Family
ID=6449148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002086790A Expired - Lifetime CA2086790C (fr) | 1992-01-07 | 1993-01-06 | Un procede pour le traitement electrostatique de sels bruts a des niveaux eleves d'humidite ambiante |
Country Status (3)
| Country | Link |
|---|---|
| CA (1) | CA2086790C (fr) |
| DE (1) | DE4200167C1 (fr) |
| IT (1) | IT1261157B (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4343625C1 (de) * | 1993-12-21 | 1995-06-22 | Kali & Salz Beteiligungs Ag | Verfahren zur Aufbereitung von langbeinit- und anhydrithaltigen Kieserit-Konzentraten |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1953534C3 (de) * | 1969-10-24 | 1974-03-14 | Kali Und Salz Ag, 3500 Kassel | Verfahren zur elektrostatischen Aufbereitung von Kiesent enthaltenden Kalirohsalzen |
-
1992
- 1992-01-07 DE DE4200167A patent/DE4200167C1/de not_active Expired - Lifetime
-
1993
- 1993-01-04 IT ITRM930001A patent/IT1261157B/it active IP Right Grant
- 1993-01-06 CA CA002086790A patent/CA2086790C/fr not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CA2086790A1 (fr) | 1993-07-08 |
| DE4200167C1 (en) | 1993-05-27 |
| ITRM930001A0 (it) | 1993-01-04 |
| IT1261157B (it) | 1996-05-09 |
| ITRM930001A1 (it) | 1994-07-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20130107 |