Membrane separation of hydrocarbons

Details Membrane separation of hydrocarbons Membrane separation of hydrocarbons

1984-08-03

1986-10-14

Spear, Frank

Liquid purification or separation

Processes

Liquid/liquid solvent or colloidal extraction or diffusing...

21050041, B01D 1300

Patent

active

046171266

ABSTRACT:
Mixtures of heavy oils and light hydrocarbons may be separated by passing the mixture over a polymeric membrane which comprises a polymer capable of maintaining its integrity in the presence of hydrocarbon compounds at temperature ranging from about ambient to about 100.degree. C. and pressures ranging from about 50 to about 1000 psi. The membranes which possess pore sizes ranging from about 10 to about 500 Angstroms are cast from a solvent solution and recovered.

REFERENCES:
patent: 3228877 (1966-01-01), Mahon
patent: 3950247 (1976-04-01), Chiang et al.
patent: 4368112 (1983-01-01), Thompson et al.

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