IMPROVED HIGH-POWER GETTER PUMP Russian patent published in 1997 - IPC

Abstract RU 2082251 C1

FIELD: vacuum engineering. SUBSTANCE: pump has many porous blades obtained by sintering and made of nonevaporating getter material, having first flat surface, second flat surface parallel to first one and spaced 0.5-5.0 mm from the former through thickness; blades are closed in casing and spaced apart by empty intermediate clearance; adjacent surfaces of juxtaposition blades are spaced 0.5-10 mm apart. EFFECT: Improved design. 9 cl, 10 dwg

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RU 2 082 251 C1

Authors

Bruno Ferrario[It]

Paolo Manini[It]

Dates

1997-06-20—Published

1993-04-23—Filed