EP0355386A3 - Fly ash beneficiation process - Google Patents

Fly ash beneficiation process Download PDF

Info

Publication number
EP0355386A3
EP0355386A3 EP89113034A EP89113034A EP0355386A3 EP 0355386 A3 EP0355386 A3 EP 0355386A3 EP 89113034 A EP89113034 A EP 89113034A EP 89113034 A EP89113034 A EP 89113034A EP 0355386 A3 EP0355386 A3 EP 0355386A3
Authority
EP
European Patent Office
Prior art keywords
fly ash
beneficiation process
ash beneficiation
flotation
advance
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.)
Withdrawn
Application number
EP89113034A
Other languages
German (de)
French (fr)
Other versions
EP0355386A2 (en
Inventor
Hans Dr. Stahl
Rainer Dr. Imhof
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.)
ERZ- und KOHLEFLOTATION GmbH
Original Assignee
ERZ- und KOHLEFLOTATION GmbH
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 ERZ- und KOHLEFLOTATION GmbH filed Critical ERZ- und KOHLEFLOTATION GmbH
Publication of EP0355386A2 publication Critical patent/EP0355386A2/en
Publication of EP0355386A3 publication Critical patent/EP0355386A3/en
Withdrawn legal-status Critical Current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
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B9/00—General arrangement of separating plant, e.g. flow sheets
    • B03B9/04—General arrangement of separating plant, e.g. flow sheets specially adapted for furnace residues, smeltings, or foundry slags
    • 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

Abstract

Bei der Flotation von Flugasche werden die Cenosphären vorab abgetrennt, um deren Wertei­ genschaften zu erhalten. In the flotation of fly ash, the Cenospheres separated in advance to their values i properties.

EP89113034A 1988-08-20 1989-07-15 Fly ash beneficiation process Withdrawn EP0355386A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19883828414 DE3828414A1 (en) 1988-08-20 1988-08-20 METHOD FOR PROCESSING FLIGHT BAGS
DE3828414 1988-08-20

Publications (2)

Publication Number Publication Date
EP0355386A2 EP0355386A2 (en) 1990-02-28
EP0355386A3 true EP0355386A3 (en) 1990-05-02

Family

ID=6361313

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89113034A Withdrawn EP0355386A3 (en) 1988-08-20 1989-07-15 Fly ash beneficiation process

Country Status (2)

Country Link
EP (1) EP0355386A3 (en)
DE (1) DE3828414A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2495749B (en) * 2011-10-20 2015-11-04 Rocktron Mineral Services Ltd Beneficiation of fly ash

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4115256A (en) * 1974-06-17 1978-09-19 Zeeuw Hotze Jan De Apparatus and method for particle separation and grading
GB1527485A (en) * 1976-04-16 1978-10-04 Amax Resource Recovery Products of fly ash
GB2122910A (en) * 1982-06-26 1984-01-25 Pozament Cement Limited Extraction of floatage
DE3527179C1 (en) * 1985-07-30 1986-12-18 Thomas 4400 Münster Holzapfel Process for dry separation of bituminous coal fly dusts and device for carrying out the process
US4652433A (en) * 1986-01-29 1987-03-24 Florida Progress Corporation Method for the recovery of minerals and production of by-products from coal ash
US4686031A (en) * 1985-12-27 1987-08-11 Internorth, Inc. Beneficiation of gallium in fly ash

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3782985A (en) * 1971-11-26 1974-01-01 Cadcom Inc Lightweight,high strength concrete and method for manufacturing the same

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4115256A (en) * 1974-06-17 1978-09-19 Zeeuw Hotze Jan De Apparatus and method for particle separation and grading
GB1527485A (en) * 1976-04-16 1978-10-04 Amax Resource Recovery Products of fly ash
GB2122910A (en) * 1982-06-26 1984-01-25 Pozament Cement Limited Extraction of floatage
DE3527179C1 (en) * 1985-07-30 1986-12-18 Thomas 4400 Münster Holzapfel Process for dry separation of bituminous coal fly dusts and device for carrying out the process
US4686031A (en) * 1985-12-27 1987-08-11 Internorth, Inc. Beneficiation of gallium in fly ash
US4652433A (en) * 1986-01-29 1987-03-24 Florida Progress Corporation Method for the recovery of minerals and production of by-products from coal ash

Also Published As

Publication number Publication date
EP0355386A2 (en) 1990-02-28
DE3828414A1 (en) 1990-02-22

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