C - Chemistry – Metallurgy – 10 – L
Patent
C - Chemistry, Metallurgy
10
L
44/1
C10L 5/14 (2006.01) C10L 1/32 (2006.01) C10L 5/06 (2006.01)
Patent
CA 1182640
ABSTRACT OF THE DISCLOSURE A process comprising the steps of adding to a slurry of coal particles in water a liquid oil mixture of a low-boiling hydrocarbon oil and a high-boiling hydrocarbon oil soluble in the low-boiling hydrocarbon oil and in the form of a solid or paste at room temperature, and a surfactant granulating the coal particles in the water with use of the oil mixture as a binder, separating the resulting coal granules containing the oil mixture from the water, and heating the coal granules containing the oil mixture to evaporate the low-boiling hydrocarbon oil. This process gives an oil-containing granular coal composed of the coal particles and the high-boiling hydrocarbon oil in the form of a solid or paste at room temperature. The low-boiling oil, together with a small amount of water, is condensed, and the low-boiling oil recovered and reused for agglomerating coal particles.
397203
Fujita Jinshiro
Harada Kazuo
Ogino Etsuo
Yamamoto Katsuhiko
Yoshida Nobuyuki
Fetherstonhaugh & Co.
Hitachi Shipbuilding & Engineering Co. Ltd.
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