GAS-PERMEABLE SCREEN FOR CRYOGENIC ADSORPTION PUMP Russian patent published in 1997 - IPC

Abstract RU 2094655 C1

FIELD: vacuum engineering. SUBSTANCE: screen is composed of top substrate 1 and bottom substrate 2. The screens are perforated. Between the screens is gas penetrable spacer 3 made of fiber glass. The bottom substrate serves for cooling adsorbent. The top substrate serves for protecting against external heating. EFFECT: improved design. 3 cl, 2 dwg

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RU 2 094 655 C1

Authors

Alejnik Ju.V.

Dates

1997-10-27—Published

1994-09-28—Filed