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Chemical pump studySorption pumps applicable to the Pioneer Venus Mass Spectrometer Experiment were investigated. The pump requirements are discussed, and a survey of the existing pumps presented. Zirconium and zirconium graphite products were found to be the most promising among the getter materials surveyed. A preliminary pump design for the noble gas experiment is discussed.
Document ID
19730016791
Acquisition Source
Legacy CDMS
Document Type
Contractor Report (CR)
Authors
Bergquist, L. E. (Martin Marietta Corp. Denver, CO, United States)
Date Acquired
August 7, 2013
Publication Date
June 1, 1973
Subject Category
Machine Elements And Processes
Report/Patent Number
NASA-CR-114594
Report Number: NASA-CR-114594
Accession Number
73N25518
Funding Number(s)
CONTRACT_GRANT: NAS2-7383
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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