Method for preventing coking in hydrocarbon treatment process

Details Method for preventing coking in hydrocarbon treatment process Method for preventing coking in hydrocarbon treatment process

1985-08-12

1987-01-13

Doll, John

Mineral oils: processes and products

Chemical conversion of hydrocarbons

With prevention or removal of deleterious carbon...

208113, 208132, 208208R, 208134, 585650, C10G 916

Patent

active

046362975

ABSTRACT:
Specified sulfur compounds such as N,N-diethylthiourea, N,N-dibutylthiourea, tetramethylthiuram monosulfide, tetrabutylthiuram monosulfide, tetraethylthiuram disulfide, tetrabutylthiuram disulfide are supplied as a coking inhibitor for preventing coking in equipment used in hydrocarbon treatment processes wherein a hydrocarbon is treated at a temperature of from about 250.degree. C. to 950.degree. C. to produce petroleum products, petrochemical products and/or their intermediate products.

REFERENCES:
patent: 3024277 (1962-03-01), Hotten
patent: 3380909 (1968-04-01), Lee
patent: 3619125 (1971-11-01), Porwancher et al.
patent: 4105540 (1978-08-01), Weinland

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