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BR8506897A - Composicao formadora de espuma e processo de flotacao com espuma para a recuperacao de valores de carvao em carvao em bruto - Google Patents

Composicao formadora de espuma e processo de flotacao com espuma para a recuperacao de valores de carvao em carvao em bruto

Info

Publication number
BR8506897A
BR8506897A BR8506897A BR8506897A BR8506897A BR 8506897 A BR8506897 A BR 8506897A BR 8506897 A BR8506897 A BR 8506897A BR 8506897 A BR8506897 A BR 8506897A BR 8506897 A BR8506897 A BR 8506897A
Authority
BR
Brazil
Prior art keywords
foam
coal
recovery
forming composition
values
Prior art date
Application number
BR8506897A
Other languages
English (en)
Inventor
Richard R Klimpel
Robert D Hansen
Original Assignee
Dow Chemical 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 Dow Chemical Co filed Critical Dow Chemical Co
Publication of BR8506897A publication Critical patent/BR8506897A/pt

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
    • B03D1/001—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
    • B03D1/006—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
    • 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
BR8506897A 1984-08-29 1985-08-26 Composicao formadora de espuma e processo de flotacao com espuma para a recuperacao de valores de carvao em carvao em bruto BR8506897A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/646,340 US4761223A (en) 1984-08-29 1984-08-29 Frothers demonstrating enhanced recovery of fine particles of coal in froth flotation
PCT/US1985/001638 WO1986001435A1 (en) 1984-08-29 1985-08-26 A frother composition and a froth flotation process for the recovery of coal values from raw coal

Publications (1)

Publication Number Publication Date
BR8506897A true BR8506897A (pt) 1986-12-09

Family

ID=24592669

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8506897A BR8506897A (pt) 1984-08-29 1985-08-26 Composicao formadora de espuma e processo de flotacao com espuma para a recuperacao de valores de carvao em carvao em bruto

Country Status (10)

Country Link
US (1) US4761223A (pt)
EP (1) EP0176261A3 (pt)
JP (1) JPS6174659A (pt)
AU (1) AU566818B2 (pt)
BR (1) BR8506897A (pt)
CA (1) CA1270075A (pt)
IN (1) IN165485B (pt)
PL (1) PL146942B1 (pt)
WO (1) WO1986001435A1 (pt)
ZA (1) ZA856507B (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4904373A (en) * 1989-04-04 1990-02-27 University Of Utah Fossil resin flotation from coal by selective coagulation and depression of coal
US4915825A (en) * 1989-05-19 1990-04-10 Nalco Chemical Company Process for coal flotation using 4-methyl cyclohexane methanol frothers
US8469197B2 (en) * 2008-08-19 2013-06-25 Tata Steel Limited Blended frother for producing low ash content clean coal through flotation
DE102009010293A1 (de) * 2009-02-24 2010-09-02 Clariant International Ltd. Sammler für Verfahren zur Flotation unlöslischer Bestandteile von Kalirohsalzen
AU2011308076B2 (en) * 2010-09-27 2016-06-16 Indorama Ventures Oxides Australia Pty Limited Novel composition for application as a flotation frother
CN103237581B (zh) * 2010-12-02 2015-06-17 陶氏巴西东南工业有限公司 聚丙烯聚二醇与酚型二醇醚的掺合物以及利用这样的掺合物的泡沫控制方法
US11505670B2 (en) * 2016-11-17 2022-11-22 Covestro Llc Polyurethane foams co-blown with a mixture of a hydrocarbon and a halogenated olefin
CN106799310B (zh) * 2017-02-06 2019-09-20 中国矿业大学 一种低阶煤煤泥浮选捕收剂及其应用
WO2020146442A1 (en) 2019-01-11 2020-07-16 Covestro Llc Hcfo-containing isocyanate-reactive compositions, related foam-forming compositions and polyurethane foams
CN114160312B (zh) * 2021-12-08 2024-02-27 山西潞安环保能源开发股份有限公司 微细粒煤浮选药剂的制备方法及应用

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2724499A (en) * 1951-09-19 1955-11-22 American Metal Co Ltd Concentration of potash ores containing sylvite
US2965678A (en) * 1951-12-28 1960-12-20 Gen Aniline & Film Corp Polyoxyethylene ethers of branched chain alcohols
US2695101A (en) * 1952-12-10 1954-11-23 American Cyanamid Co Frothing agents for the flotation of ores and coal
IT549882A (pt) * 1955-03-05 1900-01-01
US3078236A (en) * 1959-04-09 1963-02-19 Dearborn Chemicals Co Process antifoams
US3595390A (en) * 1968-06-18 1971-07-27 American Cyanamid Co Ore flotation process with poly(ethylene-propylene)glycol frothers
US3710939A (en) * 1970-06-15 1973-01-16 Dow Chemical Co Frothing agents for the floatation of ores
ZA767089B (en) * 1976-11-26 1978-05-30 Tekplex Ltd Froth flotation process and collector composition
US4476013A (en) * 1981-12-18 1984-10-09 Coal Industry (Patents) Limited Froth flotation
US4439314A (en) * 1982-08-09 1984-03-27 Phillips Petroleum Company Flotation reagents
JPS6022953A (ja) * 1983-07-18 1985-02-05 Neos Co Ltd 浮選捕収剤

Also Published As

Publication number Publication date
EP0176261A3 (en) 1989-03-15
IN165485B (pt) 1989-10-28
JPS6174659A (ja) 1986-04-16
PL146942B1 (en) 1989-04-29
WO1986001435A1 (en) 1986-03-13
US4761223A (en) 1988-08-02
ZA856507B (en) 1987-04-29
CA1270075A (en) 1990-06-05
EP0176261A2 (en) 1986-04-02
JPH0141099B2 (pt) 1989-09-04
AU4688385A (en) 1986-04-24
AU566818B2 (en) 1987-10-29
PL255174A1 (en) 1987-02-23

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