Economical and thermally efficient cryopump panel and panel arra

Details Economical and thermally efficient cryopump panel and panel arra Economical and thermally efficient cryopump panel and panel arra

1983-06-28

1985-07-23

Capossela, Ronald C.

Refrigeration

Low pressure cold trap process and apparatus

55269, 62268, 417901, B01D 800

Patent

active

045302138

ABSTRACT:
A cryopump of vertically tiered individual generally conical shaped sections with linearly increasing base diameters arranged smaller to larger base diameter as the distance increases from the coldest end of elongated refrigeration source. Individual cryopanels are a surface of revolution with tapered bayonet joint interlocking portions to permit ease of assembly while maintaining good thermal contact between sections.

REFERENCES:
patent: 3620029 (1971-11-01), Longsworth
patent: 4121430 (1978-10-01), Bachler et al.
patent: 4150549 (1979-04-01), Longsworth
patent: 4212170 (1980-07-01), Winkler
patent: 4219588 (1980-08-01), Longsworth
patent: 4267707 (1981-05-01), Hemmerich
patent: 4277951 (1981-07-01), Longsworth
patent: 4295338 (1981-10-01), Welch

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