COMBINATION OF GAS-ABSORPTION MATERIALS, GAS-ABSORPTION APPARATUS, AND HEAT-INSULATION HOUSING Russian patent published in 1998 - IPC

Abstract RU 2108148 C1

FIELD: chemical engineering. SUBSTANCE: invention is intended to maintain vacuum in apparatuses that cannot be heated to temperatures above some 200 C. Combination of materials contains mixture of intermediate metal (Co or Cu) oxide(s), palladium metal (up to 2 wt %), and moisture-absorption material. In particular embodiments of invention, combination of materials may be completed by barium-lithium alloy, preferably by BaLi₄. EFFECT: simplified evacuation process. 35 cl, 11 dwg

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RU 2 108 148 C1

Authors

Paolo Manini[It]

Klaudio Boffito[It]

Dates

1998-04-10—Published

1996-08-06—Filed