Process for improving quality of pyrolysis oil from oil shales a

Details Process for improving quality of pyrolysis oil from oil shales a Process for improving quality of pyrolysis oil from oil shales a

1982-12-27

1985-06-04

Gantz, D. E.

Mineral oils: processes and products

Products and compositions

Lubricating oils

C10G 100

Patent

active

045212929

ABSTRACT:
A heavy oil fraction of pyrolysis oil vapors containing concentrated contaminants is coked on the hot mixture of pyrolyzed solids and heat transfer material in a retorting vessel provided with an inert stripping gas of a velocity sufficient to lower the dew point of the pyrolysis oil.

REFERENCES:
patent: 3018243 (1962-01-01), Nevens
patent: 3034979 (1962-05-01), Nevens
patent: 3954597 (1976-05-01), Morrell
patent: 4113602 (1978-09-01), Gorbaty et al.
patent: 4157245 (1979-06-01), Mitchell et al.
patent: 4199432 (1980-04-01), Tamm et al.
patent: 4219402 (1980-08-01), DeGeorge
patent: 4246093 (1981-01-01), Wolcott
patent: 4289603 (1981-09-01), DeGeorge
patent: 4320795 (1982-03-01), Gwyn et al.
Cameron Synthetic Fuel Report, Mar. 1981.

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