Robert T. Gilchrist Jr.

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Electrical heating of pipelines with pipe-in-pipe and mid-line conn...
- Patent number 6,292,627
- Issue date Sep 18, 2001
- Shell Oil Company
- Robert T. Gilchrist
- E21 - EARTH DRILLING MINING
Information Patent Grant
Double pipe turntable and stinger
- Patent number 5,181,798
- Issue date Jan 26, 1993
- Shell Oil Company
- Robert T. Gilchrist
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Pipelay in slurry trench
- Patent number 4,714,379
- Issue date Dec 22, 1987
- Shell Western E&P Inc.
- Robert T. Gilchrist
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Propulsion method and apparatus for advancing a marine pipeline exc...
- Patent number 4,588,329
- Issue date May 13, 1986
- Shell Oil Company
- Robert T. Gilchrist
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING