Method of removing helium in a compound cryopump

Details Method of removing helium in a compound cryopump Method of removing helium in a compound cryopump

F - Mech Eng,Light,Heat,Weapons

04

B

62/69

F04B 37/08 (2006.01)

Patent

CA 1317469

ABSTRACT OF THE DISCLOSURE Helium pumping elements as cryopanels for compound cryopumps, cryopumps containing such elements, a process for using such pumps in the removal or pumping of helium from mixtures thereof with deuterium and tritium and methods for preparing such pumps including a method comprising the steps of cleaning chemically a cryogenic support, rinsing the cryogenic support, placing an inorganic bonding agent onto the cryogenic support, sprinkling a granular charcoal sorbent onto the inorganic bonding agent, and curing the inorganic bonding agent.

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