Howard L. McGill

Person

Lufkin, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
System and method for forming cavities in a well
- Patent number 7,918,279
- Issue date Apr 5, 2011
- Schlumberger Technology Corporation
- Lawrence J. Leising
- E21 - EARTH DRILLING MINING
Information Patent Grant
System and method for forming cavities in a well
- Patent number 7,497,259
- Issue date Mar 3, 2009
- Schlumberger Technology Corporation
- Lawrence J. Leising
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus and method to connect two parts without rotation
- Patent number 7,493,960
- Issue date Feb 24, 2009
- Schlumberger Technology Corporation
- Lawrence J. Leising
- E21 - EARTH DRILLING MINING
Information Patent Grant
Selective direct and reverse circulation check valve mechanism for...
- Patent number 6,889,771
- Issue date May 10, 2005
- Schlumberger Technology Corporation
- Lawrence J. Leising
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tubing conveyed fracturing tool and method
- Patent number 6,776,239
- Issue date Aug 17, 2004
- Schlumberger Technology Corporation
- David M. Eslinger
- E21 - EARTH DRILLING MINING
Information Patent Grant
Flow-operated valve
- Patent number 6,533,037
- Issue date Mar 18, 2003
- Schlumberger Technology Corporation
- David M. Eslinger
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multi-cycle releasable connection
- Patent number 5,857,710
- Issue date Jan 12, 1999
- Schlumberger Technology Corporation
- Larry J. Leising
- E21 - EARTH DRILLING MINING
Information Patent Grant
Pressure compensated weight on bit shock sub for a wellbore drillin...
- Patent number 5,660,241
- Issue date Aug 26, 1997
- Dowell, a division of Schlumberger Technology Corporation
- Lawrence J. Leising
- E21 - EARTH DRILLING MINING
Information Patent Grant
Valve apparatus for use in sand control
- Patent number 5,287,930
- Issue date Feb 22, 1994
- Dowell Schlumberger Incorporated
- Howard L. McGill
- E21 - EARTH DRILLING MINING
Information Patent Grant
Packer and service tool assembly
- Patent number 4,660,637
- Issue date Apr 28, 1987
- Dowell Schlumberger Incorporated
- Howard L. McGill
- E21 - EARTH DRILLING MINING
Information Patent Grant
Full-bore well tester with hydrostatic bias
- Patent number 4,440,230
- Issue date Apr 3, 1984
- Schlumberger Technology Corporation
- Howard L. McGill
- E21 - EARTH DRILLING MINING
Information Patent Grant
Deflate-equalizing valve apparatus for inflatable packer formation...
- Patent number 4,424,860
- Issue date Jan 10, 1984
- Schlumberger Technology Corporation
- Howard L. McGill
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotary straddle tester apparatus with safety joint back-off clutch
- Patent number 4,408,485
- Issue date Oct 11, 1983
- Schlumberger Technology Corporation
- Howard L. McGill
- E21 - EARTH DRILLING MINING
Information Patent Grant
Inflatable well packer apparatus reinforced with tire cording
- Patent number 4,406,461
- Issue date Sep 27, 1983
- Schlumberger Technology Corporation
- Howard L. McGill
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Subsea master valve apparatus
- Patent number 4,009,753
- Issue date Mar 1, 1977
- Schlumberger Technology Corporation
- Howard L. McGill
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
System and Method for Forming Cavities in a Well
- Publication number 20090120645
- Publication date May 14, 2009
- Lawrence J. Leising
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEM AND METHOD FOR FORMING CAVITIES IN A WELL
- Publication number 20070175637
- Publication date Aug 2, 2007
- Lawrence J. Leising
- E21 - EARTH DRILLING MINING
Information Patent Application
APPARATUS AND METHOD TO CONNECT TWO PARTS WITHOUT ROTATION
- Publication number 20070062707
- Publication date Mar 22, 2007
- Lawrence J. Leising
- E21 - EARTH DRILLING MINING
Information Patent Application
Downhole multi-action jetting tool
- Publication number 20070017679
- Publication date Jan 25, 2007
- John C. Wolf
- E21 - EARTH DRILLING MINING
Information Patent Application
Tubing conveyed fracturing tool and method
- Publication number 20020125005
- Publication date Sep 12, 2002
- David M. Eslinger
- E21 - EARTH DRILLING MINING
Information Patent Application
Flow-operated valve
- Publication number 20020062963
- Publication date May 30, 2002
- David M. Eslinger
- E21 - EARTH DRILLING MINING

Howard L. McGill

Person

Patents Grantslast 30 patents

System and method for forming cavities in a well

System and method for forming cavities in a well

Apparatus and method to connect two parts without rotation

Selective direct and reverse circulation check valve mechanism for...

Tubing conveyed fracturing tool and method

Flow-operated valve

Multi-cycle releasable connection

Pressure compensated weight on bit shock sub for a wellbore drillin...

Valve apparatus for use in sand control

Packer and service tool assembly

Full-bore well tester with hydrostatic bias

Deflate-equalizing valve apparatus for inflatable packer formation...

Rotary straddle tester apparatus with safety joint back-off clutch

Inflatable well packer apparatus reinforced with tire cording

Subsea master valve apparatus

Patents Applicationslast 30 patents

System and Method for Forming Cavities in a Well

SYSTEM AND METHOD FOR FORMING CAVITIES IN A WELL

APPARATUS AND METHOD TO CONNECT TWO PARTS WITHOUT ROTATION

Downhole multi-action jetting tool

Tubing conveyed fracturing tool and method

Flow-operated valve