DE3776987D1 - Kohlenentwaesserung. - Google Patents
Kohlenentwaesserung.Info
- Publication number
- DE3776987D1 DE3776987D1 DE8787304094T DE3776987T DE3776987D1 DE 3776987 D1 DE3776987 D1 DE 3776987D1 DE 8787304094 T DE8787304094 T DE 8787304094T DE 3776987 T DE3776987 T DE 3776987T DE 3776987 D1 DE3776987 D1 DE 3776987D1
- Authority
- DE
- Germany
- Prior art keywords
- carbon drainage
- drainage
- carbon
- 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
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
- 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
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
- B01D19/04—Foam dispersion or prevention by addition of chemical substances
- B01D19/0404—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance
- B01D19/0413—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance compounds containing N-atoms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
- B01D21/262—Separation of sediment aided by centrifugal force or centripetal force by using a centrifuge
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
- B01D21/267—Separation of sediment aided by centrifugal force or centripetal force by using a cyclone
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Dispersion Chemistry (AREA)
- Liquid Carbonaceous Fuels (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB868611462A GB8611462D0 (en) | 1986-05-10 | 1986-05-10 | Coal de-watering |
GB868629768A GB8629768D0 (en) | 1986-12-12 | 1986-12-12 | Coal de-watering |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3776987D1 true DE3776987D1 (de) | 1992-04-09 |
Family
ID=26290750
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8787304094T Expired - Fee Related DE3776987D1 (de) | 1986-05-10 | 1987-05-07 | Kohlenentwaesserung. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4853133A (de) |
EP (1) | EP0251456B1 (de) |
AU (1) | AU582964B2 (de) |
DE (1) | DE3776987D1 (de) |
ES (1) | ES2029271T3 (de) |
WO (1) | WO1987006855A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3908008A1 (de) * | 1988-10-11 | 1990-04-12 | Hoechst Ag | Konzentrierte und fluessige wasserhaltige tensidzusammensetzung, verfahren zu deren herstellung und deren verwendung |
US5089142A (en) * | 1990-10-30 | 1992-02-18 | Betz Laboratories, Inc. | Methods for dewatering coal and mineral concentrates |
US7189327B2 (en) * | 2004-04-08 | 2007-03-13 | Nalco Company | Use of anionic copolymers for enhanced recovery of useful coal and potassium chloride from screen bowl centrifuge |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3165465A (en) * | 1961-05-04 | 1965-01-12 | Armour & Co | Flocculation and settling of liquid suspensions of finely-divided minerals |
US3408293A (en) * | 1966-04-11 | 1968-10-29 | Nalco Chemical Co | Coal slurry clarification |
US3801475A (en) * | 1969-12-19 | 1974-04-02 | Petro Tex Chem Corp | Anti-foaming process by the addition of a quaternary ammonium salt |
CA995148A (en) * | 1973-03-29 | 1976-08-17 | Jan Visman | Separating suspensions by flocculation, cyclones and a centrifugal separator |
AU516444B2 (en) * | 1977-08-25 | 1981-06-04 | Edward High Robert | Dewatering coal |
US4210531A (en) * | 1977-12-15 | 1980-07-01 | American Cyanamid Company | Process for dewatering mineral concentrates |
US4290897A (en) * | 1980-05-27 | 1981-09-22 | Dow Corning Corporation | Dewatering fine coal slurries using two types of organopolysiloxanes |
DE3022831A1 (de) * | 1980-06-19 | 1982-01-07 | Ruhrkohle Ag, 4300 Essen | Verfahren zur fein- und feinstkornentwaesserung der endprodukte einer steinkohlenaufbereitung |
US4529506A (en) * | 1983-08-08 | 1985-07-16 | Amax Inc. | Method for cleaning fine coal |
-
1987
- 1987-05-07 ES ES198787304094T patent/ES2029271T3/es not_active Expired - Lifetime
- 1987-05-07 WO PCT/GB1987/000303 patent/WO1987006855A1/en unknown
- 1987-05-07 US US07/132,951 patent/US4853133A/en not_active Expired - Fee Related
- 1987-05-07 AU AU73085/87A patent/AU582964B2/en not_active Ceased
- 1987-05-07 DE DE8787304094T patent/DE3776987D1/de not_active Expired - Fee Related
- 1987-05-07 EP EP87304094A patent/EP0251456B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0251456A1 (de) | 1988-01-07 |
AU7308587A (en) | 1987-12-01 |
US4853133A (en) | 1989-08-01 |
AU582964B2 (en) | 1989-04-13 |
ES2029271T3 (es) | 1992-08-01 |
EP0251456B1 (de) | 1992-03-04 |
WO1987006855A1 (en) | 1987-11-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |