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Albert Demny
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Houston, TX, US
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Patents Grants
last 30 patents
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Patent Grant
Insulated casing and tubing hangers
Patent number
6,763,882
Issue date
Jul 20, 2004
Seaboard International, Inc.
Albert Demny
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fluid resistant electrical connector with boot-type seal assembly
Patent number
5,458,507
Issue date
Oct 17, 1995
EFT Interests, Ltd.
Michael G. Colescott
E21 - EARTH DRILLING MINING
Information
Patent Grant
Universal flexbowl wellhead and well completion method
Patent number
4,886,121
Issue date
Dec 12, 1989
Seaboard-Arval Corporation
Albert C. Demny
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
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Patent Application
Insulated casing and tubing hangers
Publication number
20040089444
Publication date
May 13, 2004
Albert Demny
E21 - EARTH DRILLING MINING