Pyrolysis coke inhibition

Mineral oils: processes and products – Chemical conversion of hydrocarbons – With prevention or removal of deleterious carbon...

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Details

208130, 585648, 585950, C10G 916, C07C 1104

Patent

active

041760450

ABSTRACT:
In the production of lower olefins by steam cracking normally liquid hydrocarbons at very short residence times, the formation of coke deposits in cracking furnace tubes is minimized by the addition of a low-coking hydrocarbon to fresh feed having a high coking tendency.

REFERENCES:
patent: 2621216 (1952-12-01), White
patent: 3437714 (1969-04-01), Newman
patent: 3536776 (1970-10-01), Lo
patent: 3842138 (1974-10-01), Chahvekilian et al.
Green et al., (Stone & Webster), "Olefins Production by Gas Oil Cracking", Hydrocarbon Processing, Sep. 1975, pp. 164-168.

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