ES2040251T3 - Recuperacion de finos de carbon. - Google Patents

Recuperacion de finos de carbon.

Info

Publication number
ES2040251T3
ES2040251T3 ES198787304307T ES87304307T ES2040251T3 ES 2040251 T3 ES2040251 T3 ES 2040251T3 ES 198787304307 T ES198787304307 T ES 198787304307T ES 87304307 T ES87304307 T ES 87304307T ES 2040251 T3 ES2040251 T3 ES 2040251T3
Authority
ES
Spain
Prior art keywords
gas
solvent
polymer
mixture
sludge
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 - Lifetime
Application number
ES198787304307T
Other languages
English (en)
Inventor
Gerald Frederick Brookes
Lynne Spencer
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
Application granted granted Critical
Publication of ES2040251T3 publication Critical patent/ES2040251T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D3/00Differential sedimentation
    • B03D3/06Flocculation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00Flotation
    • B03D1/001Flotation agents
    • B03D1/004Organic compounds
    • B03D1/006Hydrocarbons
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00Flotation
    • B03D1/001Flotation agents
    • B03D1/004Organic compounds
    • B03D1/016Macromolecular compounds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00Flotation
    • B03D1/02Froth-flotation processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2201/00Specified effects produced by the flotation agents
    • B03D2201/04Frothers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2203/00Specified materials treated by the flotation agents; Specified applications
    • B03D2203/02Ores
    • B03D2203/04Non-sulfide ores
    • B03D2203/08Coal ores, fly ash or soot
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00Engines characterised by air compression and subsequent fuel addition
    • F02B3/06Engines characterised by air compression and subsequent fuel addition with compression ignition

Landscapes

  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Extraction Or Liquid Replacement (AREA)

Abstract

FINOS DE CARBON SON RECUPERADOS A PARTIR DE UN LODO ACUOSO, QUE TAMBIEN CONTIENE ESQUISTO EN FORMA DE SOLIDOS FINOS SUSPENDIDOS, POR ADICION AL LODO DE UN POLIMERO HIDROFOBO, TAL COMO UN POLIBUTADIENO O UN POLIVINILETER EN UN PORTADOR ORGANICO LIQUIDO, TAL COMO GASOLEO, ACEITE DIESEL O QUEROSENO, AGITACION DE LA MEZCLA RESULTANTE, INTRODUCCION DE GAS, TAL COMO AIRE, EN LA MEZCLA PARA FORMAR BURBUJAS, CON LO QUE MUCHOS FINOS DE CARBON FORMADOS SON OBLIGADOS A FLOPTAR, Y DESCARGAR EL LODO SUBYACENTE QUE CONTIENE ESQUISTO. PARA AYUDAR A LA DISOLUCION DEL POLIMERO SE PUEDE UTILIZAR UN CODISOLVENTE, TAL COMO UN DISOLVENTE AROMATICO O UN DISOLVENTE PARAFINICO, COMPATIBLE CON EL PORTADOR. EL METODO SE LLEVA A CABO PREFERIBLEMENTE EN FORMA DE FLOTACION DE ESPUMA EN UNA CELULA DE FLOTACION DE ESPUMA, UTILIZANDO UN ESPUMADOR CONVENCIONAL, TAL COMO METILISOBUTILCARBINOL O UNA MEZCLA DE POLIPROPILENGLICOL ETERES, ADEMAS DEL POLIMERO Y EL PORTADOR.
ES198787304307T 1986-05-14 1987-05-14 Recuperacion de finos de carbon. Expired - Lifetime ES2040251T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868611747A GB8611747D0 (en) 1986-05-14 1986-05-14 Recovering coal fines

Publications (1)

Publication Number Publication Date
ES2040251T3 true ES2040251T3 (es) 1993-10-16

Family

ID=10597858

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198787304307T Expired - Lifetime ES2040251T3 (es) 1986-05-14 1987-05-14 Recuperacion de finos de carbon.

Country Status (5)

Country Link
EP (1) EP0246105B1 (es)
DE (1) DE3777448D1 (es)
ES (1) ES2040251T3 (es)
GB (3) GB8611747D0 (es)
ZM (1) ZM1592A1 (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5021165A (en) * 1987-06-10 1991-06-04 Conoco Specialty Products Oil and water separating system with hydrocyclone and floatation device
GB8726857D0 (en) * 1987-11-17 1987-12-23 Fospur Ltd Froth floatation of mineral fines
US5298167A (en) * 1992-12-10 1994-03-29 Arnold Kenneth E Method for separating immiscible liquid
WO1995028213A1 (en) * 1994-04-13 1995-10-26 Philips Electronics N.V. Thermal flocculation of aqueous dispersions
CN101578140A (zh) * 2006-12-06 2009-11-11 国际壳牌研究有限公司 用作泡沫浮选捕集剂的具有低芳烃、硫和氮含量的正链烷烃和异链烷烃
CN101823025B (zh) * 2010-04-01 2013-02-13 西安科技大学 一类煤炭浮选剂及其制备方法
CN103394416B (zh) * 2013-08-22 2014-11-26 陕西延长石油矿业有限责任公司 一种煤炭浮选剂及其制备方法
CN105750092A (zh) * 2016-03-10 2016-07-13 徐州工程学院 一种新型选煤捕收剂及其制备方法
CN105728200A (zh) * 2016-03-29 2016-07-06 江苏尧舜机械科技有限公司 一种选煤复合药剂及其制备方法
CN111135960B (zh) * 2020-01-16 2021-11-19 辽宁科技大学 一种实验室用微泡浮选机及其工作方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL254791A (es) * 1959-08-11 1900-01-01
NL254793A (es) * 1959-08-11 1900-01-01
AU5856080A (en) * 1979-06-01 1980-12-04 Calgon Corporation Flotation circuit additive
US4304573A (en) * 1980-01-22 1981-12-08 Gulf & Western Industries, Inc. Process of beneficiating coal and product
US4466887A (en) * 1983-07-11 1984-08-21 Nalco Chemical Company Polymer collectors for coal flotation
US4532032A (en) * 1984-05-30 1985-07-30 Dow Corning Corporation Polyorganosiloxane collectors in the beneficiation of fine coal by froth flotation
US4605420A (en) * 1984-07-02 1986-08-12 Sohio Alternate Energy Development Company Method for the beneficiation of oxidized coal

Also Published As

Publication number Publication date
ZM1592A1 (en) 1992-11-30
GB8711401D0 (en) 1987-06-17
EP0246105B1 (en) 1992-03-18
EP0246105A3 (en) 1989-04-05
GB8924001D0 (en) 1989-12-13
GB2225260B (en) 1990-08-29
EP0246105A2 (en) 1987-11-19
GB8611747D0 (en) 1986-06-25
GB2225260A (en) 1990-05-30
DE3777448D1 (de) 1992-04-23
GB2190310A (en) 1987-11-18
GB2190310B (en) 1990-10-17

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