Process for converting heavy oil deposited on coal to distillabl

Details Process for converting heavy oil deposited on coal to distillabl Process for converting heavy oil deposited on coal to distillabl

1993-01-27

1994-08-16

Howard, Jacqueline V.

Fuel and related compositions

Coal treating process or product thereof

208434, C10L 500

Patent

active

053383222

ABSTRACT:
A process for removing oil from coal fines that have been agglomerated or blended with heavy oil comprises the steps of heating the coal fines to temperatures over 350.degree. C. up to 450.degree. C. in an inert atmosphere, such as steam or nitrogen, to convert some of the heavy oil to lighter, and distilling and collecting the lighter oils. The pressure at which the process is carried out can be from atmospheric to 100 atmospheres. A hydrogen donor can be added to the oil prior to deposition on the coal surface to increase the yield of distillable oil.

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