Separation of hydrogen containing gas mixtures

Details Separation of hydrogen containing gas mixtures Separation of hydrogen containing gas mixtures

1979-08-06

1981-06-02

Yudkoff, Norman

Refrigeration

Processes

Circulating external gas

62 39, 62 27, F25J 302

Patent

active

042709393

ABSTRACT:
Enhanced recovery of the methane content of a multicomponent stream containing lower boiling gas components is obtained by effecting condensation of at least the major portion of the methane content in a dephlegmator wherein separated lower boiling components are employed as indirect heat exchange refrigerants.

REFERENCES:
patent: 3407146 (1968-10-01), Becker et al.
patent: 3568458 (1971-03-01), Hoffman
patent: 3568459 (1971-03-01), Hoffman
patent: 3649558 (1972-03-01), Linde et al.
patent: 3675434 (1972-07-01), Crawford et al.
patent: 4002042 (1977-01-01), Pryor et al.
patent: 4102659 (1978-07-01), Martin

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