Dwayne MAY

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Humble, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Linear induction motor-operated downhole tool
- Patent number 8,555,956
- Issue date Oct 15, 2013
- Schlumberger Technology Corporation
- Anthony F. Veneruso
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System and method for controlling flow in a wellbore
- Patent number 8,002,040
- Issue date Aug 23, 2011
- Schlumberger Technology Corporation
- Dwayne May
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Subsurface safety valves and methods of use
- Patent number 7,360,600
- Issue date Apr 22, 2008
- Schlumberger Technology Corporation
- Thomas D. MacDougall
- E21 - EARTH DRILLING MINING
Information Patent Grant
Redundant hydraulic system for safety valve
- Patent number 7,347,270
- Issue date Mar 25, 2008
- Schlumberger Technology Corporation
- Timothy J. McMillan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Deep-set annulus vent valve
- Patent number 5,947,206
- Issue date Sep 7, 1999
- Camco International Inc.
- David E. McCalvin
- E21 - EARTH DRILLING MINING
Information Patent Grant
Dump and kill valve for a sidepocket mandrel
- Patent number 4,651,822
- Issue date Mar 24, 1987
- Camco, Incorporated
- Russell A. Johnston
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR CONTROLLING FLOW IN A WELLBORE
- Publication number 20110253392
- Publication date Oct 20, 2011
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Dwayne MAY
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEM AND METHOD FOR CONTROLLING FLOW IN A WELLBORE
- Publication number 20090266555
- Publication date Oct 29, 2009
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Dwayne MAY
- E21 - EARTH DRILLING MINING
Information Patent Application
SUBSURFACE VALVE HAVING AN ENERGY ABSORPTION DEVICE
- Publication number 20090242206
- Publication date Oct 1, 2009
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Paul Gordon Goughnour
- E21 - EARTH DRILLING MINING
Information Patent Application
Linear induction motor-operated downhole tool
- Publication number 20070295515
- Publication date Dec 27, 2007
- Anthony F. Veneruso
- E21 - EARTH DRILLING MINING
Information Patent Application
Subsurface Safety Valve
- Publication number 20070137869
- Publication date Jun 21, 2007
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Thomas D. MacDougall
- E21 - EARTH DRILLING MINING
Information Patent Application
Redundant Hydraulic System for Safety Valve
- Publication number 20060086509
- Publication date Apr 27, 2006
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Timothy J. McMillan
- E21 - EARTH DRILLING MINING