ES506517A0 - PROCEDURE FOR TREATING A STABLE EMULSION OF A COAL TAR MATERIAL, PARTICULARLY OF COAL - Google Patents

PROCEDURE FOR TREATING A STABLE EMULSION OF A COAL TAR MATERIAL, PARTICULARLY OF COAL

Info

Publication number
ES506517A0
ES506517A0 ES506517A ES506517A ES506517A0 ES 506517 A0 ES506517 A0 ES 506517A0 ES 506517 A ES506517 A ES 506517A ES 506517 A ES506517 A ES 506517A ES 506517 A0 ES506517 A0 ES 506517A0
Authority
ES
Spain
Prior art keywords
coal
treating
procedure
stable emulsion
tar material
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.)
Granted
Application number
ES506517A
Other languages
Spanish (es)
Other versions
ES8205849A1 (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.)
Domtar Inc
Original Assignee
Domtar Inc
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 Domtar Inc filed Critical Domtar Inc
Publication of ES506517A0 publication Critical patent/ES506517A0/en
Publication of ES8205849A1 publication Critical patent/ES8205849A1/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
    • C10C1/00—Working-up tar
    • C10C1/02—Removal of water

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Working-Up Tar And Pitch (AREA)
  • Coke Industry (AREA)
ES506517A 1980-10-24 1981-10-23 Treatment of coal tar. Expired ES8205849A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000363232A CA1138801A (en) 1980-10-24 1980-10-24 Treatment of coal tar with ethoxylated sulfated surface-active compositions

Publications (2)

Publication Number Publication Date
ES506517A0 true ES506517A0 (en) 1982-08-16
ES8205849A1 ES8205849A1 (en) 1982-08-16

Family

ID=4118257

Family Applications (1)

Application Number Title Priority Date Filing Date
ES506517A Expired ES8205849A1 (en) 1980-10-24 1981-10-23 Treatment of coal tar.

Country Status (7)

Country Link
EP (1) EP0051056B1 (en)
JP (1) JPS57177088A (en)
AU (1) AU546514B2 (en)
CA (1) CA1138801A (en)
DE (1) DE3169195D1 (en)
ES (1) ES8205849A1 (en)
ZA (1) ZA817226B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4744882A (en) * 1987-01-02 1988-05-17 Domtar Inc Polycondensates of sulfonated coal tar fractions
JP5812160B1 (en) * 2014-06-09 2015-11-11 栗田工業株式会社 Coal tar oil / water separator and coal tar oil / water separator
JP6350025B2 (en) * 2014-06-26 2018-07-04 栗田工業株式会社 Oil-water separation method and oil-water separation agent for oil-containing scum or oil-containing wastewater
JP5962784B2 (en) * 2015-01-13 2016-08-03 栗田工業株式会社 Oil-water separation method and oil-water separation agent for hydrous coal tar

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1010972B (en) * 1955-01-12 1957-06-27 Henkel & Cie Gmbh Process for the separation of mixtures of solid crystallizable and liquid substances found in tars
AU492350B2 (en) * 1974-07-29 1976-01-29 Texaco Development Corporation Demulsification compositions
US4139451A (en) * 1977-12-12 1979-02-13 Nalco Chemical Company Method for dewatering coke tar-water mixtures
US4277352A (en) * 1979-03-26 1981-07-07 Texaco Inc. Demulsification of emulsions produced from surfactant recovery operations and recovery of surfactants therefrom

Also Published As

Publication number Publication date
AU546514B2 (en) 1985-09-05
AU7666181A (en) 1982-04-29
DE3169195D1 (en) 1985-04-11
ZA817226B (en) 1982-09-29
EP0051056B1 (en) 1985-03-06
JPH0119439B2 (en) 1989-04-11
ES8205849A1 (en) 1982-08-16
CA1138801A (en) 1983-01-04
JPS57177088A (en) 1982-10-30
EP0051056A1 (en) 1982-05-05

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19971001