CA990868A - Pyrite depression in coal flotation by the addition of sodium sulfite - Google Patents

Pyrite depression in coal flotation by the addition of sodium sulfite

Info

Publication number
CA990868A
CA990868A CA175,560A CA175560A CA990868A CA 990868 A CA990868 A CA 990868A CA 175560 A CA175560 A CA 175560A CA 990868 A CA990868 A CA 990868A
Authority
CA
Canada
Prior art keywords
addition
sodium sulfite
coal flotation
pyrite
depression
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
Application number
CA175,560A
Other versions
CA175560S (en
Inventor
John C. Stauter
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.)
ConocoPhillips Co
Original Assignee
Continental Oil Co
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 Continental Oil Co filed Critical Continental Oil Co
Application granted granted Critical
Publication of CA990868A publication Critical patent/CA990868A/en
Expired 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
    • B03D1/06—Froth-flotation processes differential
    • 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
    • B03D1/002—Inorganic 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
    • 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
    • B03D2203/00—Specified materials treated by the flotation agents; specified applications
    • B03D2203/02—Ores
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Liquid Carbonaceous Fuels (AREA)
CA175,560A 1972-09-14 1973-07-03 Pyrite depression in coal flotation by the addition of sodium sulfite Expired CA990868A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US289037A US3919080A (en) 1972-09-14 1972-09-14 Pyrite depression in coal flotation by the addition of sodium sulfite

Publications (1)

Publication Number Publication Date
CA990868A true CA990868A (en) 1976-06-08

Family

ID=23109753

Family Applications (1)

Application Number Title Priority Date Filing Date
CA175,560A Expired CA990868A (en) 1972-09-14 1973-07-03 Pyrite depression in coal flotation by the addition of sodium sulfite

Country Status (2)

Country Link
US (1) US3919080A (en)
CA (1) CA990868A (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4308132A (en) * 1977-09-30 1981-12-29 James R. McCarthy Bituminous coal reagent and flotation process
US4452714A (en) * 1977-09-30 1984-06-05 Mccarthy James R Bituminous coal reagent and flotation process
US4372864A (en) * 1977-12-15 1983-02-08 Mccarthy James R Reagent for froth flotation of bituminous coal
US4222861A (en) * 1978-06-08 1980-09-16 Nalco Chemical Company Treatment and recovery of larger particles of fine oxidized coal
US4222862A (en) * 1978-10-06 1980-09-16 Nalco Chemical Company Flotation of oxidized coal with a latex emulsion of sodium polyacrylate used as a promoter
US4248698A (en) * 1979-10-05 1981-02-03 Otisca Industries Limited Coal recovery process
US4515688A (en) * 1982-08-20 1985-05-07 South American Placers, Inc. Process for the selective separation of base metal sulfides and oxides contained in an ore
US4650569A (en) * 1983-03-18 1987-03-17 South American Placers, Inc. Process for the selective separation of base metal sulfides and oxides contained in an ore
US4514292A (en) * 1983-11-09 1985-04-30 Hercules Incorporated Froth flotation process
US4830740A (en) * 1988-04-19 1989-05-16 The Dow Chemical Company Pyrite depressants useful in the separation of pyrite from coal
US4826588A (en) * 1988-04-28 1989-05-02 The Dow Chemical Company Pyrite depressants useful in the separation of pyrite from coal
US5171428A (en) * 1991-11-27 1992-12-15 Beattie Morris J V Flotation separation of arsenopyrite from pyrite
US6041941A (en) * 1997-06-26 2000-03-28 Boc Gases Australia Limited Reagent consumption in mineral separation circuits
MX339441B (en) * 2009-12-04 2016-05-26 Barrick Gold Corp Separation of cooper minerals from pyrite using air-metabisulfite treatment.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1636974A (en) * 1927-07-26 Selective flotation of minerals from crude ores
US1678259A (en) * 1927-06-30 1928-07-24 Harold S Martin Process of concentrating mixed-sulphide ores
US2136074A (en) * 1936-08-26 1938-11-08 Bruce D Crawford Flotation of culm

Also Published As

Publication number Publication date
US3919080A (en) 1975-11-11

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