Two-stage coking for the production of low metals coke

Details Two-stage coking for the production of low metals coke Two-stage coking for the production of low metals coke

1979-10-12

1980-11-25

Levine, Herbert

Mineral oils: processes and products

Chemical conversion of hydrocarbons

Plural serial stages of chemical conversion

208131, C10G 5102

Patent

active

042357004

ABSTRACT:
A low metals coke is produced in a two-stage coking process in which the first coking stage is once-through fluid coking, and the heavy oil separated from the fluid coking zone effluent is coked in a second coking stage, which is delayed coking.

REFERENCES:
patent: 2775549 (1956-12-01), Shea
patent: 2813824 (1957-11-01), Gorin
patent: 2854397 (1958-09-01), Moser
patent: 2879221 (1959-03-01), Brown
patent: 2881130 (1959-04-01), Pfeifer
patent: 2922755 (1960-01-01), Hackley
patent: 3617480 (1971-11-01), Keel
patent: 3671424 (1972-06-01), Saxton
patent: 3769200 (1973-10-01), Folkins
patent: 3959115 (1976-05-01), Hayashi et al.

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