GB2254021B - Froth flotation of fine coal or mineral particles - Google Patents

Froth flotation of fine coal or mineral particles

Info

Publication number
GB2254021B
GB2254021B GB9206305A GB9206305A GB2254021B GB 2254021 B GB2254021 B GB 2254021B GB 9206305 A GB9206305 A GB 9206305A GB 9206305 A GB9206305 A GB 9206305A GB 2254021 B GB2254021 B GB 2254021B
Authority
GB
United Kingdom
Prior art keywords
mineral particles
fine coal
froth flotation
froth
flotation
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
Application number
GB9206305A
Other versions
GB2254021A (en
GB9206305D0 (en
Inventor
Christopher Hugh Barwise
John Wilson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fospur Ltd
Original Assignee
Fospur Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fospur Ltd filed Critical Fospur Ltd
Publication of GB9206305D0 publication Critical patent/GB9206305D0/en
Publication of GB2254021A publication Critical patent/GB2254021A/en
Application granted granted Critical
Publication of GB2254021B publication Critical patent/GB2254021B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/02—Froth-flotation processes
    • 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
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/001—Flotation agents
    • B03D1/004—Organic compounds
    • B03D1/006—Hydrocarbons
    • 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
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/001—Flotation agents
    • B03D1/004—Organic compounds
    • B03D1/008—Organic compounds containing oxygen
    • 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
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/001—Flotation agents
    • B03D1/004—Organic compounds
    • B03D1/016—Macromolecular compounds
    • 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
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D3/00—Differential sedimentation
    • B03D3/06—Flocculation
    • 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
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2201/00—Specified effects produced by the flotation agents
    • B03D2201/002—Coagulants and Flocculants
    • 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
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2201/00—Specified effects produced by the flotation agents
    • B03D2201/02—Collectors
    • 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
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2201/00—Specified effects produced by the flotation agents
    • B03D2201/04—Frothers
    • 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
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2203/00—Specified materials treated by the flotation agents; specified applications
    • B03D2203/02—Ores
    • B03D2203/04—Non-sulfide ores
    • B03D2203/08—Coal ores, fly ash or soot
GB9206305A 1991-03-28 1992-03-23 Froth flotation of fine coal or mineral particles Expired - Fee Related GB2254021B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919106746A GB9106746D0 (en) 1991-03-28 1991-03-28 Froth flotation of fine particles

Publications (3)

Publication Number Publication Date
GB9206305D0 GB9206305D0 (en) 1992-05-06
GB2254021A GB2254021A (en) 1992-09-30
GB2254021B true GB2254021B (en) 1994-07-13

Family

ID=10692431

Family Applications (2)

Application Number Title Priority Date Filing Date
GB919106746A Pending GB9106746D0 (en) 1991-03-28 1991-03-28 Froth flotation of fine particles
GB9206305A Expired - Fee Related GB2254021B (en) 1991-03-28 1992-03-23 Froth flotation of fine coal or mineral particles

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB919106746A Pending GB9106746D0 (en) 1991-03-28 1991-03-28 Froth flotation of fine particles

Country Status (5)

Country Link
AU (1) AU646329B2 (en)
CA (1) CA2064357A1 (en)
GB (2) GB9106746D0 (en)
ZM (1) ZM1692A1 (en)
ZW (1) ZW5092A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6799682B1 (en) 2000-05-16 2004-10-05 Roe-Hoan Yoon Method of increasing flotation rate
AU2006210497A1 (en) 2005-02-04 2006-08-10 Mineral And Coal Technologies, Inc. Improving the separation of diamond from gangue minerals
CN111135958B (en) * 2020-02-28 2021-08-20 湖南有色金属研究院 Method for flotation of fine-particle malachite by hydrophobic flocculation agglomeration

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB749213A (en) * 1953-04-07 1956-05-23 American Cyanamid Co Flotation of ores
GB835550A (en) * 1955-03-21 1960-05-25 Rohm & Haas Quaternary ammonium copolymers and methods of producing them
GB1452605A (en) * 1973-03-01 1976-10-13 Allied Colloids Ltd Materials and processes for flotation of mineral substances
US4857221A (en) * 1986-05-14 1989-08-15 Fospur Limited Recovering coal fines
US4866150A (en) * 1988-04-18 1989-09-12 American Cyanamid Company Polymeric sulfide mineral depressants
US4966712A (en) * 1987-05-22 1990-10-30 Nippon Shokubai Kagaku Kogyo Kabushiki Kaisha Flotation collector and method for treatment of inorganic substance-containing water system by use thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB749213A (en) * 1953-04-07 1956-05-23 American Cyanamid Co Flotation of ores
GB835550A (en) * 1955-03-21 1960-05-25 Rohm & Haas Quaternary ammonium copolymers and methods of producing them
GB1452605A (en) * 1973-03-01 1976-10-13 Allied Colloids Ltd Materials and processes for flotation of mineral substances
US4857221A (en) * 1986-05-14 1989-08-15 Fospur Limited Recovering coal fines
US4966712A (en) * 1987-05-22 1990-10-30 Nippon Shokubai Kagaku Kogyo Kabushiki Kaisha Flotation collector and method for treatment of inorganic substance-containing water system by use thereof
US4866150A (en) * 1988-04-18 1989-09-12 American Cyanamid Company Polymeric sulfide mineral depressants

Also Published As

Publication number Publication date
GB2254021A (en) 1992-09-30
CA2064357A1 (en) 1992-09-29
AU646329B2 (en) 1994-02-17
GB9206305D0 (en) 1992-05-06
ZM1692A1 (en) 1992-11-30
GB9106746D0 (en) 1991-05-15
ZW5092A1 (en) 1992-06-17
AU1319092A (en) 1992-10-01

Similar Documents

Publication Publication Date Title
GB2212418B (en) Froth flotation of mineral fines
PH21771A (en) Frothers demonstrating enhanced recovery of coarse particles in froth flotation
GB2148938B (en) Flocculation of coal particles
EP0164237A3 (en) Polyorganosiloxane collectors in the beneficiation of fine coal by froth flotation
PL244887A1 (en) Method of separating ultrafine mineral particles from coal flotation washings or from coal sludges
GB2254020B (en) Froth flotation of fine particles
ZM1592A1 (en) Froth flotation of fine coal or mineral particles
PT82046A (en) Process and compound for the froth flotation beneficiation of iron minerals from iron ores
GB2254021B (en) Froth flotation of fine coal or mineral particles
ZA856507B (en) Frothers demonstrating enhanced recovery of fine particles of coal in froth flotation
GB2163975B (en) Froth flotation of coal
PH22331A (en) Frothers useful in the recovery of fine particles of metal values in froth flotation
ZA883225B (en) Method for the froth flotation of coal
AU650990B2 (en) Separation of fine sulphide minerals by froth flotation
ZA892868B (en) Pyrite depressants useful in the separation of pyrite from coal
ZA92662B (en) Coal beneficiation using cyclone
ZA883224B (en) Method for the froth flotation of coal
ZM6488A1 (en) Froth flotation of minerals fines
GB8503129D0 (en) Froth flotation of fine coal
GB2099727B (en) Froth flotation of coal
GB2110958B (en) Froth flotation of coal
ZA907904B (en) Beneficiation of coal
GB8917426D0 (en) Froth flotation of calcium borate minerals
GB8413364D0 (en) Recovery of fine mineral particles from slurry
GB8313703D0 (en) Recovery of fine mineral particles from slurry

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960323