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Douglas Henry May
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Sanborn, NY, US
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last 30 patents
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Patent Grant
Cryogenic process system with extended bonnet filter
Patent number
7,472,551
Issue date
Jan 6, 2009
Praxair Technology, Inc.
Douglas Henry May
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Patents Applications
last 30 patents
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Patent Application
Cryogenic process system with extended bonnet filter
Publication number
20080110203
Publication date
May 15, 2008
Douglas Henry May
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Method for designing a cryogenic air separation plant
Publication number
20070101762
Publication date
May 10, 2007
Herbert Raymond Schaub
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...