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Robert L. Putman
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Bolton, CT, US
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last 30 patents
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Patent Grant
Method for maintaining blade tip clearance
Patent number
4,856,272
Issue date
Aug 15, 1989
United Technologies Corporation
Robert L. Putman
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Patent Grant
Active clearance control
Patent number
4,648,241
Issue date
Mar 10, 1987
United Technologies Corporation
Robert L. Putman
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES