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Chester D. Ware
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La Crosse, WI, US
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Patents Grants
last 30 patents
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Patent Grant
Method for pre-expanding heat exchanger tube
Patent number
4,498,220
Issue date
Feb 12, 1985
The Trane Company
Donald S. Fiegen
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Heat exchange surface with porous coating and subsurface cavities
Patent number
4,359,086
Issue date
Nov 16, 1982
The Trane Company
Duane F. Sanborn
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Multi-stage economizer
Patent number
4,232,533
Issue date
Nov 11, 1980
The Trane Company
James T. Lundblad
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Air cooled centrifugal water chiller with refrigerant storage means
Patent number
4,223,537
Issue date
Sep 23, 1980
The Trane Company
Duane F. Sanborn
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Air cooled centrifugal refrigeration system with water heat recovery
Patent number
4,220,011
Issue date
Sep 2, 1980
The Trane Company
Mark O. Bergman
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...