Method for reducing the quinoline-insolubles content of coal...

Details Method for reducing the quinoline-insolubles content of coal... Method for reducing the quinoline-insolubles content of coal...

C - Chemistry, Metallurgy

10

C

196/39

C10C 3/08 (2006.01) C10C 1/18 (2006.01)

Patent

CA 1114318

"ABSTRACT" A method for reducing the quinoline-insolubles content of a coal tar pitch employs a pitch which has a softening point (Kraemer- Sarnow) of more than 60°C. The pitch is treated at 200 to 270°C with a mixture of paraffinic and aromatic solvents.

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