Method for liquefying methane-rich gas

Details Method for liquefying methane-rich gas Method for liquefying methane-rich gas

2007-06-26

2007-06-26

Doerrler, William C. (Department: 3744)

Refrigeration

Cryogenic treatment of gas or gas mixture

Liquefaction

C062S612000

Reexamination Certificate

active

10487501

ABSTRACT:
A method for liquefying methane-rich gas in the form of a feed gas comprising the steps of cooling the gas and partially liquefying the gas by expansion within an expansion device. The pressure of the gas at the inlet of the expansion device is in the range from 40 bar to 100 bar and pressure of the gas at the outlet of the expansion device is in the range from 2 bar to 10 bar.

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