C - Chemistry – Metallurgy – 10 – J
Patent
C - Chemistry, Metallurgy
10
J
48/37
C10J 3/46 (2006.01)
Patent
CA 1156465
ABSTRACT OF THE DISCLOSURE There is provided a method for processing a pulverized solid fuel by heat, which comprises the steps of drying said fuel and subjecting the latter to two-stage pyrolysis with the resulting formation of vapour, gaseous products and small coke, according to the invention, at least a part of said small coke is additionally heated to a temperature of 800 to 1500°C by combustion gas and/or by partial burning of the small coke, whereafter the heated small coke is separated from the combus- tion gas, fed at the first stage of pyrolysis and for drying said fuel; whereas the heated small coke is gasified by steam and the resultant gasification products are separated from the small coke which is then fed as the heat carrier at the first stage of pyrolysis.
333420
Chukhanov Zinovy F.
Chukhanov Zinovy Z.
Karasev Vadim A.
Samsonov Vladimir I.
Tsuprov Sergei A.
Gosudarstvenny Nauchno - Issledovatelsky Energetichesky Institut
Marks & Clerk
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