Robert Craig Hammett

Person

Garland, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for gravel packing a horizontal open hole prod...
- Patent number 6,675,891
- Issue date Jan 13, 2004
- Halliburton Energy Services, Inc.
- Travis T. Hailey
- E21 - EARTH DRILLING MINING
Information Patent Grant
Full bore nipple and associated lock mandrel therefor
- Patent number 5,865,255
- Issue date Feb 2, 1999
- Halliburton Energy Services, Inc.
- Robert C. Hammett
- E21 - EARTH DRILLING MINING
Information Patent Grant
Metal-to-metal sliding side door for wells
- Patent number 5,794,699
- Issue date Aug 18, 1998
- Halliburton Energy Services, Inc.
- Robert C. Hammett
- E21 - EARTH DRILLING MINING
Information Patent Grant
Coiled tubing pulling tool
- Patent number 5,775,433
- Issue date Jul 7, 1998
- Halliburton Company
- Robert C. Hammett
- E21 - EARTH DRILLING MINING
Information Patent Grant
Variable flow sliding sleeve valve and positioning shifting tool th...
- Patent number 5,211,241
- Issue date May 18, 1993
- Otis Engineering Corporation
- Howard R. Mashaw
- E21 - EARTH DRILLING MINING
Information Patent Grant
Sleeve valve device and shifting tool therefor
- Patent number 5,183,114
- Issue date Feb 2, 1993
- Otis Engineering Corporation
- Howard R. Mashaw
- E21 - EARTH DRILLING MINING
Information Patent Grant
Surface controlled subsurface safety valve
- Patent number 4,834,183
- Issue date May 30, 1989
- Otis Engineering Corporation
- Michael B. Vinzant
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Apparatus and method for gravel packing a horizontal open hole prod...
- Publication number 20030111224
- Publication date Jun 19, 2003
- Travis T. Hailey
- E21 - EARTH DRILLING MINING

Robert Craig Hammett

Person

Patents Grantslast 30 patents

Apparatus and method for gravel packing a horizontal open hole prod...

Full bore nipple and associated lock mandrel therefor

Metal-to-metal sliding side door for wells

Coiled tubing pulling tool

Variable flow sliding sleeve valve and positioning shifting tool th...

Sleeve valve device and shifting tool therefor

Surface controlled subsurface safety valve

Patents Applicationslast 30 patents

Apparatus and method for gravel packing a horizontal open hole prod...