ES475446A2 - Un metodo para aumentar el rendimiento de hulla oxidada - Google Patents

Un metodo para aumentar el rendimiento de hulla oxidada

Info

Publication number
ES475446A2
ES475446A2 ES475446A ES475446A ES475446A2 ES 475446 A2 ES475446 A2 ES 475446A2 ES 475446 A ES475446 A ES 475446A ES 475446 A ES475446 A ES 475446A ES 475446 A2 ES475446 A2 ES 475446A2
Authority
ES
Spain
Prior art keywords
coal
water
oil
emulsion
froth flotation
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
ES475446A
Other languages
English (en)
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.)
ChampionX LLC
Original Assignee
Nalco 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
Priority claimed from US05/870,559 external-priority patent/US4162966A/en
Application filed by Nalco Chemical Co filed Critical Nalco Chemical Co
Publication of ES475446A2 publication Critical patent/ES475446A2/es
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
    • B03D1/016—Macromolecular 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
    • 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

  • Liquid Carbonaceous Fuels (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Processing Of Solid Wastes (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

Mejoras introducidas en el objeto de la patentenº 468.380 por un método para alimentar el rendimiento de hulla oxidada, que consiste en aumentar el rendimiento de hulla de extracción profunda sometida a un tratamiento de concentración por flotación con espuma mediante el uso de un promotor de la flotación constituido por una emulsión invertible de agua en aceite de poliacrilato sódico, a una dosis de 0,017-0,5 libras de poliacrilato sódico seco por ton de hulla seca (0,0085-0,25 kg/tm)
ES475446A 1978-01-19 1978-11-27 Un metodo para aumentar el rendimiento de hulla oxidada Expired ES475446A2 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/870,559 US4162966A (en) 1976-06-16 1978-01-19 Flotation of deep mined coal with water-in-oil emulsions of sodium polyacrylate

Publications (1)

Publication Number Publication Date
ES475446A2 true ES475446A2 (es) 1980-01-16

Family

ID=25355647

Family Applications (1)

Application Number Title Priority Date Filing Date
ES475446A Expired ES475446A2 (es) 1978-01-19 1978-11-27 Un metodo para aumentar el rendimiento de hulla oxidada

Country Status (9)

Country Link
AU (1) AU507430B2 (es)
CA (1) CA1112378A (es)
DE (1) DE2850988A1 (es)
ES (1) ES475446A2 (es)
FR (1) FR2414958A2 (es)
GB (1) GB2012621B (es)
GR (1) GR70023B (es)
MX (1) MX154137A (es)
ZA (1) ZA786278B (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5599356A (en) * 1979-01-25 1980-07-29 Dow Chemical Co Additive for alkanol amineetolu oil fatty acid coal flotation method
GB2171929B (en) * 1985-03-08 1988-09-01 Cargo Fleet Chemical Co Improvements relating to particle separation
US6959815B2 (en) 2002-01-28 2005-11-01 The Governors Of The University Of Alberta Selective reactive oily bubble carriers in flotation processes and methods of generation and uses thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1002702B (de) * 1955-12-29 1957-02-21 Basf Ag Verfahren zur Schaumschwimmaufbereitung, insbesondere von Steinkohle
US3079331A (en) * 1959-08-27 1963-02-26 American Cyanamid Co Process of recovering coal fines
FR1252870A (fr) * 1960-01-29 1961-02-03 United States Borax Chem Procédé d'élimination de l'argile à partir de sylvinite
FR1519540A (fr) * 1966-05-11 1968-04-05 Prod Chim D Auby Soc D Procédé et produits pour la flottation de minéraux et minerais à gangue calcaire et dolomitique, tels que minerais oxydés, de cuivre notamment
AU4720072A (en) * 1971-10-08 1974-04-04 Tci. AUSTRALIAN MINERAL DEVELOPMENT LABORATORIES Ore flotation process

Also Published As

Publication number Publication date
FR2414958A2 (fr) 1979-08-17
CA1112378A (en) 1981-11-10
MX154137A (es) 1987-05-26
GB2012621A (en) 1979-08-01
AU507430B2 (en) 1980-02-14
DE2850988A1 (de) 1979-07-19
AU4177178A (en) 1979-08-23
FR2414958B2 (es) 1981-12-31
GR70023B (es) 1982-07-23
ZA786278B (en) 1979-10-31
GB2012621B (en) 1982-06-16

Similar Documents

Publication Publication Date Title
GB1496373A (en) Water-in-oil emulsion containing finely-divided coal
GB996220A (en) Improvements in and relating to ores
ZA815958B (en) Decholesterisation of egg-yolk
SE7712639L (sv) Forfarande for skumflottation samt for flottationen anvend samlare
GB2171929B (en) Improvements relating to particle separation
MY101184A (en) Method for the separation of oil-in water emulsions.
EP0056999A3 (en) Method of treatment for separation of oil from oil-containing slurry waste
US4162966A (en) Flotation of deep mined coal with water-in-oil emulsions of sodium polyacrylate
DE3683981D1 (de) Verwendung von gemischen enthaltend nichtionische tenside als hilfsmittel fuer die flotation von nichtsulfidischen erzen.
ES475446A2 (es) Un metodo para aumentar el rendimiento de hulla oxidada
SE8603870L (sv) Sett for kolanrikning genom skumflotation med utnyttjande av forbehandlat vatten
GB1456305A (en) Process for recovering wool-grease
ES8402235A1 (es) Procedimiento de extraccion liquido-liquido de substancias a partir de disoluciones acuosas.
DE3478029D1 (en) Biopolymer compositions and process for their preparation
KR870003220A (ko) 희토류 광석의 처리방법
US4016076A (en) Processing of emulsions
GB994341A (en) Platy talc beneficiation
ES2005316A6 (es) Un metodo y un dispositivo para sujetar un dispositivo de union o suspension a una superficie de apoyo porosa.
GB2015490A (en) Stabilized pumpable aqueous dispersions
IE811419L (en) Treating barite ore.
FR2423264A1 (fr) Procede et agent de traitement pour la recuperation de charbon fin
FR2018255A1 (en) Separating suspended particles forom waste - paper mill water
GB1341972A (en) Dewatering of sludges
SU137842A1 (ru) Способ флотации калийных руд
SU134218A1 (ru) Способ разрушени пены серных концентратов с помощью реагентов