Cleaning and liquid contact with solids – Processes – Including regeneration – purification – recovery or separation...
Patent
1986-09-29
1989-03-28
Sneed, H. M. S.
Cleaning and liquid contact with solids
Processes
Including regeneration, purification, recovery or separation...
134 11, 134 33, 134 39, 34133, 34134, B08B 704
Patent
active
048160806
ABSTRACT:
Solid materials are easily washed with liquified gas by placing the solid terial to be washed in a dry vessel under an inert atmosphere, evacuating the vessel, introducing the low temperature liquified gas solvent into the vessel, allowing the washing of the solid by the liquified gas solvent, and removing the solvent by the application of vacuum.
REFERENCES:
patent: 4536222 (1985-08-01), Settineri et al.
Binder Michael
Gilman Sol
Mammone Robert J.
Wade, Jr. William L.
Walker, Jr. Charles W.
Cohen Sharon T.
Gordon Roy E.
Kanars Sheldon
Sneed H. M. S.
The United States of America as represented by the Secretary of
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