ZA886807B - Method for efficient separation of coal from coal spoil in two stages of hydrocyclonic separation - Google Patents
Method for efficient separation of coal from coal spoil in two stages of hydrocyclonic separationInfo
- Publication number
- ZA886807B ZA886807B ZA886807A ZA886807A ZA886807B ZA 886807 B ZA886807 B ZA 886807B ZA 886807 A ZA886807 A ZA 886807A ZA 886807 A ZA886807 A ZA 886807A ZA 886807 B ZA886807 B ZA 886807B
- Authority
- ZA
- South Africa
- Prior art keywords
- coal
- separation
- stages
- hydrocyclonic
- spoil
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/24—Multiple arrangement thereof
- B04C5/30—Recirculation constructions in or with cyclones which accomplish a partial recirculation of the medium, e.g. by means of conduits
-
- 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
- B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
- B03B5/28—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation
- B03B5/30—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation using heavy liquids or suspensions
- B03B5/32—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation using heavy liquids or suspensions using centrifugal force
- B03B5/34—Applications of hydrocyclones
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU874472A HUT53560A (en) | 1987-10-06 | 1987-10-06 | Method for separating the granules of coal and dead from aqueous suspension in two-stage hydrocyclone system |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA886807B true ZA886807B (en) | 1990-05-30 |
Family
ID=10968058
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA886807A ZA886807B (en) | 1987-10-06 | 1988-09-13 | Method for efficient separation of coal from coal spoil in two stages of hydrocyclonic separation |
Country Status (11)
Country | Link |
---|---|
US (1) | US4830741A (xx) |
CN (1) | CN1034147A (xx) |
AT (1) | AT397046B (xx) |
AU (1) | AU607003B2 (xx) |
BE (1) | BE1000549A6 (xx) |
BR (1) | BR8805160A (xx) |
CA (1) | CA1317912C (xx) |
CZ (1) | CZ284944B6 (xx) |
DE (1) | DE3813927A1 (xx) |
HU (1) | HUT53560A (xx) |
ZA (1) | ZA886807B (xx) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1327342C (en) * | 1987-11-30 | 1994-03-01 | James Kelly Kindig | Process for beneficiating particulate solids |
US5794791A (en) * | 1987-11-30 | 1998-08-18 | Genesis Research Corporation | Coal cleaning process |
WO1993007967A1 (en) * | 1991-10-15 | 1993-04-29 | Genesis Research Corporation | Coal cleaning process |
WO2009137828A1 (en) * | 2008-05-09 | 2009-11-12 | Cidra Corporate Services, Inc. | Applications of sonar-based vf/gvf metering to industrial processing |
CN101602029B (zh) * | 2009-06-27 | 2012-07-25 | 勃利县森清能源开发有限公司 | 从原煤和中煤的夹矸煤中选精煤的工艺 |
CN103133031B (zh) * | 2013-02-28 | 2015-05-20 | 中国矿业大学 | 一种井下煤矸分离输送充填方法及设备 |
EP3412754B1 (de) * | 2017-06-08 | 2020-08-05 | L'air Liquide, Société Anonyme Pour L'Étude Et L'exploitation Des Procédés Georges Claude | Feinkohleeinsatz für einen festbettdruckvergaser |
CN110954671B (zh) * | 2018-09-27 | 2024-01-26 | 中国矿业大学(北京) | 一种基于应力发光材料的综放开采模拟实验装置及方法 |
CN111597725B (zh) * | 2020-05-22 | 2023-05-09 | 重庆科技学院 | 一种除油型水力旋流器油水分离效率评价方法 |
US12011725B1 (en) | 2023-01-03 | 2024-06-18 | John W. Rich, Jr. | Process and apparatus for separating anthracite or bituminous from refuse |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2497790A (en) * | 1943-11-09 | 1950-02-14 | Valenciennoise De Gestion Soc | Sink and float process for the separation of coal from its impurities |
GB662794A (en) * | 1948-04-20 | 1951-12-12 | Stamicarbon | An improved process for the separation according to specific gravity of mixtures of particles differing in grain size and specific gravity |
US2693878A (en) * | 1951-10-30 | 1954-11-09 | Stamicarbon | Method of producing a separating suspension |
GB777561A (en) * | 1951-12-21 | 1957-06-26 | Siteg Siebtech Gmbh | Process of continuously dehydrating muds containing recoverable minerals |
US3031074A (en) * | 1952-08-30 | 1962-04-24 | Osawa Hirosaburo | Process for cleaning coal by dense medium |
US2754963A (en) * | 1954-03-02 | 1956-07-17 | Stamicarbon | Coal washing process |
US2973260A (en) * | 1957-11-04 | 1961-02-28 | Nogiwa Yukio | Method for the treatment of iron ores |
US3869559A (en) * | 1970-04-13 | 1975-03-04 | Thomas P Clark | Process for separation and cleaning of edible vegetable products |
US3746265A (en) * | 1970-10-02 | 1973-07-17 | Int Minerals & Chem Corp | Benefication of potash |
US4028228A (en) * | 1976-02-02 | 1977-06-07 | Heyl & Patterson, Inc. | Process and apparatus for cleaning very fine ore |
ZA766878B (en) * | 1976-11-17 | 1978-06-28 | Anglo Amer Corp South Africa | Dense medium separation |
US4203831A (en) * | 1978-06-23 | 1980-05-20 | Derek Parnaby | 6/30 Coal washing plant |
US4222529A (en) * | 1978-10-10 | 1980-09-16 | Long Edward W | Cyclone separator apparatus |
US4364822A (en) * | 1981-04-13 | 1982-12-21 | Rich Jr John W | Autogenous heavy medium process and apparatus for separating coal from refuse |
US4584094A (en) * | 1984-06-06 | 1986-04-22 | Gadsby William H | Method and apparatus for reclaiming coal |
US4571296A (en) * | 1984-08-15 | 1986-02-18 | Flo Trend Systems, Inc. | Two stage desilter |
DE3940959C1 (xx) * | 1989-12-12 | 1990-08-30 | Thyssen Industrie Ag, 4300 Essen, De |
-
1987
- 1987-10-06 HU HU874472A patent/HUT53560A/hu unknown
-
1988
- 1988-03-30 US US07/175,423 patent/US4830741A/en not_active Expired - Fee Related
- 1988-04-25 DE DE3813927A patent/DE3813927A1/de not_active Withdrawn
- 1988-09-01 AT AT0215388A patent/AT397046B/de not_active IP Right Cessation
- 1988-09-08 CA CA000576848A patent/CA1317912C/en not_active Expired - Fee Related
- 1988-09-13 ZA ZA886807A patent/ZA886807B/xx unknown
- 1988-10-04 CN CN88109028A patent/CN1034147A/zh active Pending
- 1988-10-05 AU AU23415/88A patent/AU607003B2/en not_active Ceased
- 1988-10-05 BE BE8801138A patent/BE1000549A6/fr not_active IP Right Cessation
- 1988-10-06 BR BR8805160A patent/BR8805160A/pt unknown
- 1988-10-06 CZ CS886667A patent/CZ284944B6/cs unknown
Also Published As
Publication number | Publication date |
---|---|
CZ284944B6 (cs) | 1999-04-14 |
HUT53560A (en) | 1990-11-28 |
AU607003B2 (en) | 1991-02-21 |
BE1000549A6 (fr) | 1989-01-31 |
AU2341588A (en) | 1989-04-06 |
CN1034147A (zh) | 1989-07-26 |
AT397046B (de) | 1994-01-25 |
ATA215388A (de) | 1993-06-15 |
BR8805160A (pt) | 1989-05-16 |
CA1317912C (en) | 1993-05-18 |
DE3813927A1 (de) | 1989-04-27 |
CZ666788A3 (cs) | 1998-12-16 |
US4830741A (en) | 1989-05-16 |
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