Residual fuel compositions with low pour points

Details Residual fuel compositions with low pour points Residual fuel compositions with low pour points

1978-10-10

1979-12-18

Douglas, Winston A.

Fluid handling

Processes

Affecting flow by the addition of material or energy

44 62, 44 70, F17D 117

Patent

active

041789504

ABSTRACT:
A low pour point residual fuel oil composition is prepared from a major amount of a high pour point, low sulfur, waxy, residual fuel and a minor amount of a low wax, low pour, residual fuel oil by adding thereto from 0.01 to 0.5% by weight of an oil soluble terpolymer such as vinyl acetate-ethylene-propylene or butylene or a graft copolymer in which propylene or butylene is grafted onto an ethylene-vinyl acetate copolymer backbone or basic chain, having preferably, a number average molecular weight of about 12,000 to about 60,000. In another aspect, this invention relates to a process for the pipeline transportation of the low pour residual fuel oil compositions previously described.

REFERENCES:
patent: 3048479 (1962-08-01), Ilnyckyj et al.
patent: 3462249 (1969-08-01), Tunkel
patent: 3467597 (1969-09-01), Tunkel et al.
patent: 3675671 (1972-07-01), Sweeney et al.
patent: 3870063 (1975-03-01), Hayward
patent: 4127140 (1978-11-01), Sweeney

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