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Timothy M. Frank
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Wellsville, PA, US
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last 30 patents
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Patent Grant
Methods and apparatuses for detecting surge in centrifugal compressors
Patent number
5,894,736
Issue date
Apr 20, 1999
York International Corporation
Gregory K. Beaverson
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Patent Grant
Methods and apparatuses for detecting surge in centrifugal compressors
Patent number
5,746,062
Issue date
May 5, 1998
York International Corporation
Gregory K. Beaverson
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...