CA1154417A - Method of and apparatus for the dry separation of pyrite from coal - Google Patents
Method of and apparatus for the dry separation of pyrite from coalInfo
- Publication number
- CA1154417A CA1154417A CA000363258A CA363258A CA1154417A CA 1154417 A CA1154417 A CA 1154417A CA 000363258 A CA000363258 A CA 000363258A CA 363258 A CA363258 A CA 363258A CA 1154417 A CA1154417 A CA 1154417A
- Authority
- CA
- Canada
- Prior art keywords
- coal
- pyrite
- mineral
- product
- detritus
- 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
- 239000003245 coal Substances 0.000 title claims abstract description 63
- 229910052683 pyrite Inorganic materials 0.000 title claims abstract description 44
- 239000011028 pyrite Substances 0.000 title claims abstract description 43
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000000926 separation method Methods 0.000 title claims abstract description 23
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 31
- 239000011707 mineral Substances 0.000 claims abstract description 31
- 238000003801 milling Methods 0.000 claims abstract description 20
- 238000004064 recycling Methods 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 3
- 239000000047 product Substances 0.000 claims 12
- 230000009194 climbing Effects 0.000 claims 1
- 238000005065 mining Methods 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 18
- 239000000306 component Substances 0.000 description 13
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 10
- 239000011593 sulfur Substances 0.000 description 10
- 229910052717 sulfur Inorganic materials 0.000 description 10
- 238000002485 combustion reaction Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000013078 crystal Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000005291 magnetic effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 2
- MBEVSMZJMIQVBG-UHFFFAOYSA-N 2-(hydroxymethyl)guanidine Chemical compound NC(N)=NCO MBEVSMZJMIQVBG-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- NFMAZVUSKIJEIH-UHFFFAOYSA-N bis(sulfanylidene)iron Chemical class S=[Fe]=S NFMAZVUSKIJEIH-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 description 1
- 208000001848 dysentery Diseases 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007885 magnetic separation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 229910052815 sulfur oxide Inorganic materials 0.000 description 1
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical class O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
- B07B4/08—Separating solids from solids by subjecting their mixture to gas currents while the mixtures are supported by sieves, screens, or like mechanical elements
-
- 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
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B9/00—General arrangement of separating plant, e.g. flow sheets
- B03B9/005—General arrangement of separating plant, e.g. flow sheets specially adapted for coal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
- Combined Means For Separation Of Solids (AREA)
- Disintegrating Or Milling (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP2943556.1 | 1979-10-27 | ||
| DE19792943556 DE2943556A1 (de) | 1979-10-27 | 1979-10-27 | Verfahren und anlage zur trockenabscheidung von pyrit aus steinkohle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1154417A true CA1154417A (en) | 1983-09-27 |
Family
ID=6084595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000363258A Expired CA1154417A (en) | 1979-10-27 | 1980-10-24 | Method of and apparatus for the dry separation of pyrite from coal |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4389019A (enExample) |
| JP (1) | JPS56111076A (enExample) |
| AU (1) | AU6343880A (enExample) |
| BE (1) | BE885866A (enExample) |
| CA (1) | CA1154417A (enExample) |
| DE (1) | DE2943556A1 (enExample) |
| FI (1) | FI65924C (enExample) |
| FR (1) | FR2468408A1 (enExample) |
| GB (1) | GB2061134B (enExample) |
| IT (1) | IT1134020B (enExample) |
| SE (1) | SE8007483L (enExample) |
| ZA (1) | ZA806304B (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3128865C2 (de) * | 1981-07-22 | 1989-02-02 | Rheinische Braunkohlenwerke AG, 5000 Köln | Verfahren und Vorrichtung zum Mahltrocknen von vorgebrochener Rohbraunkohle zu Braunkohlenstaub |
| DE3148666A1 (de) * | 1981-12-09 | 1983-07-21 | Carl Schenck Ag, 6100 Darmstadt | "schwingrinne mit fluidisiereinrichtung zur trennungeines schuettgutgemisches unterschiedlicher dichte in fraktionen mit im wesentlichen gleicher dichte" |
| DE3148665A1 (de) * | 1981-12-09 | 1983-07-21 | Steag Ag, 4300 Essen | Verfahren und vorrichtung zur dichtetrennung eines schuettgutgemisches |
| HU197681B (en) * | 1986-05-08 | 1989-05-29 | Malomipari Kutato Intezet | Apparatus and method for classing granular materials particularly wheat connected with grinding |
| CN1067293C (zh) * | 1996-01-18 | 2001-06-20 | 张庆众 | 提高磨煤机出力的方法及其设备 |
| US6820829B1 (en) * | 2000-02-25 | 2004-11-23 | Exportech Company, Inc. | Method and apparatus for separating material |
| CN1314494C (zh) * | 2005-07-26 | 2007-05-09 | 梅小军 | 硫精砂的分级风选方法 |
| US7487929B1 (en) | 2007-09-27 | 2009-02-10 | Long Edward W | Grinding circuit with cyclone and density separator classification system and method |
| CN102187059B (zh) * | 2008-10-16 | 2015-02-18 | 技术资源有限公司 | 分选开采的、待开采的或堆存的材料以获得具有提高的经济价值的提高等级的材料的方法 |
| KR101002404B1 (ko) * | 2010-05-07 | 2010-12-21 | (주)명우분체시스템 | 석탄분쇄 및 분급 이송장치 |
| CN104976633B (zh) * | 2015-06-26 | 2017-08-29 | 河南晋开化工投资控股集团有限责任公司 | 一种干法细粒筛分除灰和改变煤灰熔融特性的方法及设备 |
| CN109967202A (zh) * | 2017-12-28 | 2019-07-05 | 兖矿科技有限公司 | 煤炭干法分级提质一体化系统及其加工方法 |
| CN109731667B (zh) * | 2019-01-30 | 2020-07-10 | 中国矿业大学 | 一种煤炭变振幅振动流化床干燥分选系统及分选方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE563437C (de) * | 1931-09-22 | 1932-11-05 | Humboldt Deutzmotoren Akt Ges | Rohrmuehle mit Austrag des Mahlgutes durch einen Luftstrom |
| FR912072A (fr) * | 1944-07-01 | 1946-07-30 | Installation et procédé pour l'épuration d'un mélange de poussières contenant des produits de densités différentes | |
| FR920141A (fr) * | 1944-11-16 | 1947-03-28 | Saxon Engineering Company Ltd | Appareil pour le triage à sec des minéraux, en particulier du charbon |
| FR69896E (fr) * | 1956-01-31 | 1959-01-09 | Perfectionnements apportés au dépoussiérage à sec des charbons et matières analogues | |
| US3396913A (en) * | 1963-08-06 | 1968-08-13 | Jackering Gunter | Means for comminuting thermoplastic materials |
| US3540662A (en) * | 1968-03-21 | 1970-11-17 | Us Interior | Dry process for removal of pyrite from coal |
| DE2302120B2 (de) * | 1973-01-17 | 1974-12-12 | Allgaier-Werke Gmbh, 7336 Uhingen | Vorrichtung zum Aufbereiten von Altreifen |
| DE2364277C2 (de) * | 1973-12-22 | 1983-03-17 | O & K Orenstein & Koppel Ag, 1000 Berlin | Verfahren zur Herstellung eines Mahlgutes |
| US4059060A (en) * | 1976-03-29 | 1977-11-22 | Ford, Bacon & Davis, Incorporated | Method and apparatus for coal treatment |
| YU180076A (en) * | 1976-07-22 | 1982-05-31 | Rudarski Inst Oour Z Za Pms | Process for the separation of the unuseful solid gangue component from pulverized coal before the injection into the firebox of thermopower plants |
-
1979
- 1979-10-27 DE DE19792943556 patent/DE2943556A1/de not_active Ceased
-
1980
- 1980-10-09 GB GB8032570A patent/GB2061134B/en not_active Expired
- 1980-10-14 ZA ZA00806304A patent/ZA806304B/xx unknown
- 1980-10-16 AU AU63438/80A patent/AU6343880A/en not_active Abandoned
- 1980-10-24 FR FR8022813A patent/FR2468408A1/fr active Granted
- 1980-10-24 CA CA000363258A patent/CA1154417A/en not_active Expired
- 1980-10-24 JP JP14823980A patent/JPS56111076A/ja active Pending
- 1980-10-24 SE SE8007483A patent/SE8007483L/ not_active Application Discontinuation
- 1980-10-24 BE BE2/58823A patent/BE885866A/fr not_active IP Right Cessation
- 1980-10-24 US US06/200,379 patent/US4389019A/en not_active Expired - Lifetime
- 1980-10-24 IT IT25554/80A patent/IT1134020B/it active
- 1980-10-27 FI FI803360A patent/FI65924C/fi not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2943556A1 (de) | 1981-05-07 |
| JPS56111076A (en) | 1981-09-02 |
| IT8025554A0 (it) | 1980-10-24 |
| SE8007483L (sv) | 1981-04-28 |
| GB2061134A (en) | 1981-05-13 |
| GB2061134B (en) | 1983-06-22 |
| FI65924B (fi) | 1984-04-30 |
| AU6343880A (en) | 1981-04-30 |
| FI65924C (fi) | 1984-08-10 |
| BE885866A (fr) | 1981-02-16 |
| US4389019A (en) | 1983-06-21 |
| FR2468408B1 (enExample) | 1985-03-15 |
| FR2468408A1 (fr) | 1981-05-08 |
| FI803360L (fi) | 1981-04-28 |
| IT1134020B (it) | 1986-07-24 |
| ZA806304B (en) | 1981-09-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |