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Bolie C. Williams III
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Houston, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Annular blowout preventer
Patent number
11,156,054
Issue date
Oct 26, 2021
Electrical Subsea & Drilling AS
John L. Alsup
E21 - EARTH DRILLING MINING
Information
Patent Grant
Ram for a blowout preventer and a blowout preventer provided with rams
Patent number
10,519,739
Issue date
Dec 31, 2019
Electrical Subsea & Drilling AS
Thor Arne Haverstad
E21 - EARTH DRILLING MINING
Information
Patent Grant
Bidirectional sealing blowout preventer
Patent number
6,719,262
Issue date
Apr 13, 2004
Cooper Cameron Corporation
Melvyn F. Whitby
E21 - EARTH DRILLING MINING
Information
Patent Grant
Variable bore packer for a ram type blowout preventer
Patent number
5,005,802
Issue date
Apr 9, 1991
Cooper Industries, Inc.
David J. McWhorter
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rod locking device
Patent number
4,969,390
Issue date
Nov 13, 1990
Cooper Industries, Inc.
Bolie C. Williams
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Annular blowout preventer
Patent number
4,579,314
Issue date
Apr 1, 1986
Cameron Iron Works, Inc.
Gary R. Schaeper
E21 - EARTH DRILLING MINING
Information
Patent Grant
Ram-type blowout preventer with improved ram front packer
Patent number
4,541,639
Issue date
Sep 17, 1985
Cameron Iron Works, Inc.
Bolie C. Williams
E21 - EARTH DRILLING MINING
Information
Patent Grant
Ram-type blowout preventer
Patent number
4,508,312
Issue date
Apr 2, 1985
Cameron Iron Works, Inc.
William M. Taylor
E21 - EARTH DRILLING MINING
Information
Patent Grant
Annular blowout preventer
Patent number
4,508,311
Issue date
Apr 2, 1985
Cameron Iron Works, Inc.
Friedrich E. Just
E21 - EARTH DRILLING MINING
Information
Patent Grant
Annular blowout preventer
Patent number
4,460,150
Issue date
Jul 17, 1984
Cameron Iron Works, Inc.
Robert J. Turlak
E21 - EARTH DRILLING MINING
Information
Patent Grant
Annular blowout preventer
Patent number
4,460,151
Issue date
Jul 17, 1984
Cameron Iron Works, Inc.
Bolie C. Williams
E21 - EARTH DRILLING MINING
Information
Patent Grant
Annular blowout preventer
Patent number
4,458,876
Issue date
Jul 10, 1984
Ventre Corporation
Gary R. Schaeper
E21 - EARTH DRILLING MINING
Information
Patent Grant
Annular blowout preventer
Patent number
4,310,139
Issue date
Jan 12, 1982
Cameron Iron Works, Inc.
Bolie C. Williams
E21 - EARTH DRILLING MINING
Information
Patent Grant
Variable bore packer assembly for ram-type blowout preventers
Patent number
4,229,012
Issue date
Oct 21, 1980
Cameron Iron Works, Inc.
Bolie C. Williams
E21 - EARTH DRILLING MINING
Information
Patent Grant
Annular type blowout preventer
Patent number
3,994,472
Issue date
Nov 30, 1976
Cameron Iron Works, Inc.
Bolie C. Williams
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
BLOWOUT PREVENTER BONNET ASSEMBLY
Publication number
20190145217
Publication date
May 16, 2019
Electrical Subsea & Drilling AS
JOHN L. ALSUP
E21 - EARTH DRILLING MINING
Information
Patent Application
ANNULAR BLOWOUT PREVENTER
Publication number
20190112889
Publication date
Apr 18, 2019
JOHN L. ALSUP
E21 - EARTH DRILLING MINING
Information
Patent Application
A RAM FOR A BLOWOUT PREVENTER AND A BLOWOUT PREVENTER PROVIDED WITH...
Publication number
20180283126
Publication date
Oct 4, 2018
Electrical Subsea & Drilling AS
THOR ARNE HAVERSTAD
E21 - EARTH DRILLING MINING
Information
Patent Application
ROD LOCKING APPARATUS
Publication number
20180252060
Publication date
Sep 6, 2018
Electrical Subsea & Drilling AS
Thor Arne HÅVERSTAD
E21 - EARTH DRILLING MINING
Information
Patent Application
Bidirectional sealing blowout preventer
Publication number
20030024705
Publication date
Feb 6, 2003
Melvyn F. Whitby
E21 - EARTH DRILLING MINING