Visbreaking process

Details Visbreaking process Visbreaking process

1978-01-06

1979-10-02

Levine, Herbert

Mineral oils: processes and products

Chemical conversion of hydrocarbons

With subsequent treatment of products

208 48Q, 208104, C10G 3700

Patent

active

041697820

ABSTRACT:
A process for visbreaking a heavy petroleum fraction wherein the effluent of the visbreaking heater is quenched by admixture with an overhead liquid produced by condensation of the overhead vapors of a secondary flash zone. The visbreaker effluent is then passed into a rectified flash zone, with the bottoms liquid of the rectified flash zone forming the feed stream to the secondary flash zone.

REFERENCES:
patent: 1956856 (1934-05-01), Cook
patent: 2002160 (1935-05-01), Throckmorton
patent: 2045458 (1936-06-01), Gary et al.

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