Title:
Arrangements including coaxial suction and delivery valves
Document Type and Number:
United States Patent 3309013

Inventors:
Helmut, Bauer
Publication Date:
03/14/1967
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Assignee:
BURCKHARDT AG MASCHF
Primary Class:
417/567
Other Classes:
417/571, 137/512.300, 137/516.130, 137/512.200
International Classes:
F04B39/10
US Patent References:
1614851High-pressure gas compressor
1719572Valve construction for compressors and refrigerating pumps


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