DE3921072C2 - - Google Patents
Info
- Publication number
- DE3921072C2 DE3921072C2 DE3921072A DE3921072A DE3921072C2 DE 3921072 C2 DE3921072 C2 DE 3921072C2 DE 3921072 A DE3921072 A DE 3921072A DE 3921072 A DE3921072 A DE 3921072A DE 3921072 C2 DE3921072 C2 DE 3921072C2
- Authority
- DE
- Germany
- Prior art keywords
- separation
- free
- fine
- fraction
- grain size
- 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 - Fee Related
Links
- 238000000926 separation method Methods 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 16
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 9
- 239000011707 mineral Substances 0.000 claims description 9
- 159000000001 potassium salts Chemical class 0.000 claims description 9
- 230000003750 conditioning effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 239000012811 non-conductive material Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 230000005684 electric field Effects 0.000 claims description 2
- 235000010755 mineral Nutrition 0.000 description 6
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 6
- 235000002639 sodium chloride Nutrition 0.000 description 6
- 239000012141 concentrate Substances 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 2
- 229940072033 potash Drugs 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 235000015320 potassium carbonate Nutrition 0.000 description 2
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 description 2
- 239000011833 salt mixture Substances 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 229910052925 anhydrite Inorganic materials 0.000 description 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910052928 kieserite Inorganic materials 0.000 description 1
- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 1
- 229960004889 salicylic acid Drugs 0.000 description 1
- 239000011780 sodium chloride 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
-
- 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
- B03C7/006—Charging without electricity supply, e.g. by tribo-electricity, pyroelectricity
-
- 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
- B03C7/02—Separators
- B03C7/12—Separators with material falling free
Landscapes
- Electrostatic Separation (AREA)
- General Preparation And Processing Of Foods (AREA)
- Seasonings (AREA)
- Combined Means For Separation Of Solids (AREA)
- Elimination Of Static Electricity (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3921072A DE3921072A1 (de) | 1989-06-28 | 1989-06-28 | Verfahren und vorrichtung zur elektrostatischen aufbereitung von mineralgemengen, insbesondere kalirohsalzen |
| DD342160A DD300081A5 (de) | 1989-06-28 | 1990-06-27 | Verfahren und vorrichtung zur elektrostatischen aufbereitung von mineralgemengen, insbesondere kalirohsalzen |
| CA002019959A CA2019959C (en) | 1989-06-28 | 1990-06-27 | Method and apparatus for process for processing ground-up mixtures of minerals |
| IT04809790A IT1247699B (it) | 1989-06-28 | 1990-06-27 | Procedimento e dispositivo per il trattamento elettrostatico di miscugli di minerali,in modo particolare sali potassici grezzi |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3921072A DE3921072A1 (de) | 1989-06-28 | 1989-06-28 | Verfahren und vorrichtung zur elektrostatischen aufbereitung von mineralgemengen, insbesondere kalirohsalzen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3921072A1 DE3921072A1 (de) | 1991-01-10 |
| DE3921072C2 true DE3921072C2 (pl) | 1991-08-08 |
Family
ID=6383706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3921072A Granted DE3921072A1 (de) | 1989-06-28 | 1989-06-28 | Verfahren und vorrichtung zur elektrostatischen aufbereitung von mineralgemengen, insbesondere kalirohsalzen |
Country Status (4)
| Country | Link |
|---|---|
| CA (1) | CA2019959C (pl) |
| DD (1) | DD300081A5 (pl) |
| DE (1) | DE3921072A1 (pl) |
| IT (1) | IT1247699B (pl) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103977903B (zh) * | 2013-02-07 | 2017-03-29 | 李庆宪 | 静电传导式选矿设备 |
| CN104941812B (zh) * | 2015-07-20 | 2017-03-29 | 中国矿业大学 | 侧向负压吸附的微细粒物料摩擦电选方法和装置 |
| CN105903570B (zh) * | 2016-05-20 | 2017-08-29 | 昆明理工大学 | 一种冲击式摩擦电选机 |
-
1989
- 1989-06-28 DE DE3921072A patent/DE3921072A1/de active Granted
-
1990
- 1990-06-27 DD DD342160A patent/DD300081A5/de unknown
- 1990-06-27 CA CA002019959A patent/CA2019959C/en not_active Expired - Lifetime
- 1990-06-27 IT IT04809790A patent/IT1247699B/it active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| IT1247699B (it) | 1994-12-30 |
| IT9048097A1 (it) | 1991-12-27 |
| CA2019959C (en) | 1996-09-10 |
| CA2019959A1 (en) | 1990-12-28 |
| DD300081A5 (de) | 1992-05-21 |
| IT9048097A0 (it) | 1990-06-27 |
| DE3921072A1 (de) | 1991-01-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: KALI UND SALZ BETEILIGUNGS AKTIENGESELLSCHAFT, 341 |
|
| 8327 | Change in the person/name/address of the patent owner |
Owner name: K + S AKTIENGESELLSCHAFT, 34119 KASSEL, DE |
|
| 8339 | Ceased/non-payment of the annual fee |