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Lemuel T. York
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Montgomery, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Reciprocating and rotating section and methods in a drilling system
Patent number
9,500,045
Issue date
Nov 22, 2016
Canrig Drilling Technology Ltd.
Beat Kuttel
E21 - EARTH DRILLING MINING
Information
Patent Grant
Top drive well casing system
Patent number
6,920,926
Issue date
Jul 26, 2005
Canrig Drilling Technology, Ltd.
Lemuel T. York
E21 - EARTH DRILLING MINING
Information
Patent Grant
Valve actuator
Patent number
6,840,493
Issue date
Jan 11, 2005
Lemuel T. York
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Top drive well casing system and method
Patent number
6,679,333
Issue date
Jan 20, 2004
Canrig Drilling Technology, Ltd.
Lemuel T. York
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
Reciprocating and Rotating Section and Methods in a Drilling System
Publication number
20140116781
Publication date
May 1, 2014
Canrig Drilling Technology Ltd.
Beat Kuttel
E21 - EARTH DRILLING MINING
Information
Patent Application
Top drive well casing system and method
Publication number
20040256110
Publication date
Dec 23, 2004
Canrig Drilling Technology Ltd.
Lemuel T. York
E21 - EARTH DRILLING MINING
Information
Patent Application
Valve actuator
Publication number
20030189184
Publication date
Oct 9, 2003
Canrig Drilling Technology, Ltd.
Lemuel T. York
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
Top drive well casing system and method
Publication number
20030079884
Publication date
May 1, 2003
Canrig Drilling Technology Ltd.
Lemuel York
E21 - EARTH DRILLING MINING