(19)
(11) EP 0 029 712 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
11.11.1981 Bulletin 1981/45

(43) Date of publication A2:
03.06.1981 Bulletin 1981/22

(21) Application number: 80304161

(22) Date of filing: 20.11.1980
(84) Designated Contracting States:
BE DE FR GB IT

(30) Priority: 22.11.1979 CA 340749

(71) Applicant: Canadian Patents and Development Limited
 ()

(72) Inventors:
  • Capes, Edward C.
     ()
  • Thayer, William L.
     ()
  • Coleman, Richard D.
     ()

   


(54) An in-line method for the upgrading of coal, an apparatus therefor and the produced upgraded coal


(57) An in-line method for the beneficiation of coal and the formation of a coal-in-oil combustible fuel wherein the coal is pulverized (28) mixed with water to form a slurry (1), micro-agglomerated with light oil (4, 5, 6) to dissociate (10) a large amount of inorganic impurities and some water, agglomerated (74) with heavy oil to form relatively larger agglomerates and dissociate (18) mainly water with some inorganic impurities, and then mixed (22) with further heavy oil to form the coal-in-oil combustible fuel.






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