EP0077909A3 - High consistency-aqueous slurry of powdered coal - Google Patents

High consistency-aqueous slurry of powdered coal Download PDF

Info

Publication number
EP0077909A3
EP0077909A3 EP82108435A EP82108435A EP0077909A3 EP 0077909 A3 EP0077909 A3 EP 0077909A3 EP 82108435 A EP82108435 A EP 82108435A EP 82108435 A EP82108435 A EP 82108435A EP 0077909 A3 EP0077909 A3 EP 0077909A3
Authority
EP
European Patent Office
Prior art keywords
aqueous slurry
high consistency
powdered coal
powdered
coal
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
EP82108435A
Other versions
EP0077909B2 (en
EP0077909B1 (en
EP0077909A2 (en
Inventor
Akihiro Naka
Shuichi Honjo
Tominobu Mayuzumi
Yasuharu Tanakamaru
Yoshihisa Nishida
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.)
DAI-ICHI-KOGYO SEIYAKU Co Ltd
Original Assignee
DAI-ICHI-KOGYO SEIYAKU Co 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26335449&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0077909(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP14519981A external-priority patent/JPS5847092A/en
Priority claimed from JP212882A external-priority patent/JPS58118893A/en
Application filed by DAI-ICHI-KOGYO SEIYAKU Co Ltd filed Critical DAI-ICHI-KOGYO SEIYAKU Co Ltd
Publication of EP0077909A2 publication Critical patent/EP0077909A2/en
Publication of EP0077909A3 publication Critical patent/EP0077909A3/en
Application granted granted Critical
Publication of EP0077909B1 publication Critical patent/EP0077909B1/en
Publication of EP0077909B2 publication Critical patent/EP0077909B2/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
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/32—Liquid carbonaceous fuels consisting of coal-oil suspensions or aqueous emulsions or oil emulsions
    • C10L1/326—Coal-water suspensions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Detergent Compositions (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
EP19820108435 1981-09-14 1982-09-13 High consistency-aqueous slurry of powdered coal Expired EP0077909B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP14519981A JPS5847092A (en) 1981-09-14 1981-09-14 Viscosity depressant for highly concentrated coal/water slurry
JP145199/81 1981-09-14
JP2128/82 1982-01-08
JP212882A JPS58118893A (en) 1982-01-08 1982-01-08 Viscosity depressant for highly concentrated coal/water slurry

Publications (4)

Publication Number Publication Date
EP0077909A2 EP0077909A2 (en) 1983-05-04
EP0077909A3 true EP0077909A3 (en) 1983-07-20
EP0077909B1 EP0077909B1 (en) 1986-04-09
EP0077909B2 EP0077909B2 (en) 1988-10-19

Family

ID=26335449

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19820108435 Expired EP0077909B2 (en) 1981-09-14 1982-09-13 High consistency-aqueous slurry of powdered coal

Country Status (5)

Country Link
EP (1) EP0077909B2 (en)
AU (1) AU553292B2 (en)
CA (1) CA1180555A (en)
DE (1) DE3270436D1 (en)
ES (1) ES515682A0 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3278166D1 (en) * 1982-04-05 1988-04-07 Fluidcarbon International Ab Coal-water dispersion and method of the manufacture thereof
SE8202878L (en) * 1982-05-07 1983-11-08 Carbogel Ab PUMPABLE WATER SLOPE OF A SOLID FUEL AND WAY TO PREPARE
SE8202879L (en) * 1982-05-07 1983-11-08 Carbogel Ab WATER SLUSHING OF A SOLID FUEL AND KITCHEN AND MEANS OF PREPARING THEREOF
US4592759A (en) * 1983-02-25 1986-06-03 Dai-Ichi Kogyo Seiyaku Co., Ltd. Production of aqueous coal slurries having high coal contents
DE3435945A1 (en) * 1984-09-29 1986-04-03 Basf Ag, 6700 Ludwigshafen AQUEOUS COAL DISPERSIONS
GB2178057A (en) * 1985-07-19 1987-02-04 Coal Ind Improvements in slurries
DE3621319A1 (en) * 1986-06-26 1988-01-14 Bayer Ag Coal/water slurries having improved behaviour under shear stress
DE3707941A1 (en) * 1987-03-12 1988-09-22 Henkel Kgaa DISPERSING AGENTS AND THEIR USE IN AQUEOUS CARBON SUSPENSIONS
DE19540320A1 (en) * 1995-10-28 1997-04-30 Herberts & Co Gmbh Nonionic emulsifiers

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2013062A1 (en) * 1968-07-16 1970-03-27 Hoechst Ag
AU420891B2 (en) * 1967-11-27 1971-12-06 Dulux Australia. Limited Aqueous solids dispersions
EP0007737A1 (en) * 1978-07-31 1980-02-06 Atlas Chemical Industries (U.K.) Ltd An aqueous solution containing a surfactant and its uses in emulsification
EP0055818A1 (en) * 1981-01-03 1982-07-14 Th. Goldschmidt AG Process for the production of block polymers containing at least three polyoxyalkylene blocks
EP0057576A2 (en) * 1981-01-29 1982-08-11 The Standard Oil Company Aqueous coal dispersions

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU420891B2 (en) * 1967-11-27 1971-12-06 Dulux Australia. Limited Aqueous solids dispersions
FR2013062A1 (en) * 1968-07-16 1970-03-27 Hoechst Ag
EP0007737A1 (en) * 1978-07-31 1980-02-06 Atlas Chemical Industries (U.K.) Ltd An aqueous solution containing a surfactant and its uses in emulsification
EP0055818A1 (en) * 1981-01-03 1982-07-14 Th. Goldschmidt AG Process for the production of block polymers containing at least three polyoxyalkylene blocks
EP0057576A2 (en) * 1981-01-29 1982-08-11 The Standard Oil Company Aqueous coal dispersions

Also Published As

Publication number Publication date
CA1180555A (en) 1985-01-08
ES8308918A1 (en) 1983-10-01
AU8833182A (en) 1983-03-24
EP0077909B2 (en) 1988-10-19
DE3270436D1 (en) 1986-05-15
EP0077909B1 (en) 1986-04-09
ES515682A0 (en) 1983-10-01
EP0077909A2 (en) 1983-05-04
AU553292B2 (en) 1986-07-10

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