Method for removing polymer from an acid gas treating system

Details Method for removing polymer from an acid gas treating system Method for removing polymer from an acid gas treating system

2006-01-24

2006-01-24

Lawrence, Frank M. (Department: 1724)

Gas separation: processes

Liquid contacting

And degasification of a liquid

C095S183000, C095S188000, C095S237000, C423S228000

Reexamination Certificate

active

06989046

ABSTRACT:
A method for removing polymer from an acid gas treating system comprising contacting an acid gas containing stream with an aqueous alkanolamine solution and hydrocarbon solvent to form a mixture of an alkanolamine rich solution having the acid gases or byproducts thereof contained therein and the hydrocarbon solvent, where the hydrocarbon solvent has about 60 to 100 volume % aromatics content; and about 50 to 85 volume % two ring aromatic content, based on the total volume of the solvent.

REFERENCES:
patent: 3598881 (1971-08-01), Kniel et al.
patent: 3696162 (1972-10-01), Kniel
patent: 3926591 (1975-12-01), Wildmoser et al.
patent: 4113837 (1978-09-01), Kendall et al.
patent: 4575455 (1986-03-01), Miller
patent: 1951751 (1970-05-01), None

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