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Ohmstede Mechanical Services, Inc.
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Baytown, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Detachable crane- or boom-operated heat exchanger tube bundle extra...
Patent number
5,203,072
Issue date
Apr 20, 1993
Ohmstede Mechanical Services, Inc.
Thomas B. Boisture
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Detachable crane- or boom-operated heat exchanger tube bundle extra...
Patent number
5,169,281
Issue date
Dec 8, 1992
Ohmstede Mechanical Services, Inc.
Thomas B. Boisture
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method for cleaning tube bundles using a slurry
Patent number
5,160,548
Issue date
Nov 3, 1992
Ohmstede Mechanical Services, Inc.
Thomas B. Boisture
B08 - CLEANING
Information
Patent Grant
Multi-lance tube cleaning system having flexible portions
Patent number
5,129,455
Issue date
Jul 14, 1992
Ohmstede Mechanical Services, Inc.
Thomas B. Boisture
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Multi-lance tube cleaning system
Patent number
5,067,558
Issue date
Nov 26, 1991
Ohmstede Mechanical Services, Inc.
Thomas B. Boisture
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Multi-lance tube cleaning system having sliding plate
Patent number
5,031,691
Issue date
Jul 16, 1991
Ohmstede Mechanical Services, Inc.
Thomas B. Boisture
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Multi-hose flexible lance tube cleaning system
Patent number
5,022,463
Issue date
Jun 11, 1991
Ohmstede Mechanical Services, Inc.
Thomas B. Boisture
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Apparatus for cleaning heat exchanger tube bundles
Patent number
5,018,544
Issue date
May 28, 1991
Ohmstede Mechanical Services, Inc.
Thomas B. Boisture
B66 - HOISTING LIFTING HAULING