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Derek Tebay
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Lloydminster, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Drive head for a wellhead
Patent number
9,366,119
Issue date
Jun 14, 2016
Brightling Equipment Ltd.
Craig Hall
E21 - EARTH DRILLING MINING
Information
Patent Grant
Stuffing box
Patent number
8,899,314
Issue date
Dec 2, 2014
Brightling Equipment Ltd.
Derek Tebay
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rotating stuffing box with split standpipe
Patent number
7,337,851
Issue date
Mar 4, 2008
Weatherford/Lamb, Inc.
Craig Melvin Hall
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
DRIVE HEAD FOR A WELLHEAD
Publication number
20140166300
Publication date
Jun 19, 2014
BRIGHTLING EQUIPMENT LTD.
Craig Hall
E21 - EARTH DRILLING MINING
Information
Patent Application
STUFFING BOX
Publication number
20130199773
Publication date
Aug 8, 2013
BRIGHTLING EQUIPMENT LTD.
Derek Tebay
E21 - EARTH DRILLING MINING
Information
Patent Application
Rotating stuffing box with split standpipe
Publication number
20060048947
Publication date
Mar 9, 2006
Craig Melvin Hall
E21 - EARTH DRILLING MINING