Integrated coal liquefaction process involving short contact...

Details Integrated coal liquefaction process involving short contact... Integrated coal liquefaction process involving short contact...

C - Chemistry, Metallurgy

10

G

196/5.9

C10G 1/00 (2006.01) C10G 45/00 (2006.01)

Patent

CA 1150171

-18- 3346 INTEGRATED COAL LIQUEFACTION PROCESS INVOLVING SHORT CONTACT TIME DISSOLUTION ABSTRACT OF THE DISCLOSURE Hydrogen conservation in solvent refining of coal is practiced and solvent compositions are adjusted to needs of two stage operation. The first stage is a short residence time dissolution in a recycle solvent rich in phenols and polyaromatics of high boiling range. The solvent is enriched for the second stage in low boiling hydrogen donors and the product of the process undergoes hydrotreating in an integrated process.

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