Composition and method for coke retardant during pyrolytic hydro

Details Composition and method for coke retardant during pyrolytic hydro Composition and method for coke retardant during pyrolytic hydro

1987-05-08

1988-05-31

Dees, Carl F.

Mineral oils: processes and products

Products and compositions

208 48R, 208 48AA, 585950, 2523894, 252 83, C10L 110

Patent

active

047479310

ABSTRACT:
The present invention is directed to a method of inhibiting the formation of coke during the elevated temperature cracking of hydrocarbons. The method generally comprises adding to the hydrocarbon an effective amount of an ammonium borate, particularly ammonium biborate and ammonium pentaborate. Preferably, the ammonium borates are in a glycollic solvent or water.

REFERENCES:
patent: 2914481 (1959-11-01), Taylor, Jr.
patent: 2960437 (1960-11-01), Meighen
patent: 3475496 (1969-10-01), Sami et al.
patent: 4196177 (1980-04-01), Sallay
patent: 4374033 (1983-02-01), Malec
patent: 4382025 (1983-05-01), Salley
patent: 4514326 (1985-04-01), Sallay
patent: 4680421 (1987-07-01), Forrester et al.

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