DE3064345D1 - Alkanolamine- fatty acid condensate conditioner for flotation of coal and a flotation process therefor - Google Patents

Alkanolamine- fatty acid condensate conditioner for flotation of coal and a flotation process therefor

Info

Publication number
DE3064345D1
DE3064345D1 DE8080100373T DE3064345T DE3064345D1 DE 3064345 D1 DE3064345 D1 DE 3064345D1 DE 8080100373 T DE8080100373 T DE 8080100373T DE 3064345 T DE3064345 T DE 3064345T DE 3064345 D1 DE3064345 D1 DE 3064345D1
Authority
DE
Germany
Prior art keywords
flotation
alkanolamine
coal
conditioner
fatty acid
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
DE8080100373T
Other languages
German (de)
English (en)
Inventor
Clarence Wilfred Meyer
Robert Douglas Hansen
Jr Robert Eugene Hefner
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.)
Dow Chemical Co
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
Application granted granted Critical
Publication of DE3064345D1 publication Critical patent/DE3064345D1/de
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
    • B03D1/001—Flotation agents
    • B03D1/004—Organic compounds
    • B03D1/01—Organic compounds containing nitrogen
    • 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
DE8080100373T 1979-01-25 1980-01-24 Alkanolamine- fatty acid condensate conditioner for flotation of coal and a flotation process therefor Expired DE3064345D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US694279A 1979-01-25 1979-01-25

Publications (1)

Publication Number Publication Date
DE3064345D1 true DE3064345D1 (en) 1983-09-01

Family

ID=21723385

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080100373T Expired DE3064345D1 (en) 1979-01-25 1980-01-24 Alkanolamine- fatty acid condensate conditioner for flotation of coal and a flotation process therefor

Country Status (6)

Country Link
EP (1) EP0016914B1 (https=)
JP (1) JPS5599356A (https=)
AU (1) AU534531B2 (https=)
CA (1) CA1144664A (https=)
DE (1) DE3064345D1 (https=)
ZA (1) ZA80388B (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58104651A (ja) * 1981-12-15 1983-06-22 ザ・ダウ・ケミカル・カンパニ− 石炭の泡だて浮遊選鉱法の助剤としての脂肪酸とヒドロキシアルキル化ポリアルキレンポリアミンとの縮合物
CA1211870A (en) * 1982-10-14 1986-09-23 Robert O. Keys Promotors for froth flotation of coal
US4523991A (en) * 1982-12-27 1985-06-18 The Dow Chemical Company Carrier particle for the froth flotation of fine ores
US4504385A (en) * 1982-12-30 1985-03-12 Sherex Chemical Company, Inc. Ester-alcohol frothers for froth flotation of coal
CN85107378A (zh) * 1984-09-13 1987-03-18 陶氏化学公司 从原煤中回收有用煤的起泡剂组合物和泡沫浮选方法
EP0310720A1 (en) * 1987-10-09 1989-04-12 The Dow Chemical Company Process for using fatty esters of alkanolamine hydroxyalkylates as oxidized coal conditioners
US4826588A (en) * 1988-04-28 1989-05-02 The Dow Chemical Company Pyrite depressants useful in the separation of pyrite from coal
US8318423B2 (en) 2004-07-06 2012-11-27 Focus Diagnostics, Inc. Methods and compositions for detecting rhinoviruses
JP6141740B2 (ja) * 2013-10-08 2017-06-07 三井造船株式会社 褐炭の脱灰選炭方法および脱灰選炭装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE386083B (sv) * 1975-01-15 1976-08-02 Berol Kemi Ab Forfarande for flotation av bly-, uran- och sellsynta jordartsmineral ur malmer
US4268379A (en) * 1977-12-23 1981-05-19 American Cyanamid Company Selective flocculation for increased coal recovery by froth flotation
CA1112378A (en) * 1978-01-19 1981-11-10 Nalco Chemical Company Flotation of deep mined coal with water-in-oil emulsions of sodium polyacrylate

Also Published As

Publication number Publication date
JPS5599356A (en) 1980-07-29
EP0016914B1 (en) 1983-07-27
AU534531B2 (en) 1984-02-02
CA1144664A (en) 1983-04-12
AU5486280A (en) 1980-07-31
EP0016914A1 (en) 1980-10-15
JPS6255901B2 (https=) 1987-11-21
ZA80388B (en) 1981-08-26

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee