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Houston, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Back-up connector release tool
Patent number
5,273,376
Issue date
Dec 28, 1993
Shell Offshore Inc.
Paul B. Ritter
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Floating platform shallow draft hull/deck mating
Patent number
5,237,949
Issue date
Aug 24, 1993
Shell Offshore Inc.
James W. Stevens
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Seismic cable retrieval apparatus and method
Patent number
5,199,659
Issue date
Apr 6, 1993
Shell Offshore Inc.
Anthony M. Zibilich
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Seismic cable deployment apparatus
Patent number
5,197,716
Issue date
Mar 30, 1993
Shell Offshore Inc.
Anthony M. Zibilich
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Method for offshore drilling utilizing a two-riser system
Patent number
5,184,686
Issue date
Feb 9, 1993
Shell Offshore Inc.
Romulo Gonzalez
E21 - EARTH DRILLING MINING
Information
Patent Grant
Combination hydraulic tubing hanger and chemical injection sub
Patent number
5,168,933
Issue date
Dec 8, 1992
Shell Offshore Inc.
John J. Pritchard
E21 - EARTH DRILLING MINING
Information
Patent Grant
Subsea production wellhead assembly
Patent number
5,161,620
Issue date
Nov 10, 1992
Shell Offshore Inc.
Paul B. Ritter
E21 - EARTH DRILLING MINING
Information
Patent Grant
Offshore pollution prevention during well work-over operations
Patent number
5,161,619
Issue date
Nov 10, 1992
Shell Offshore Inc.
Joel L. Bollich
E21 - EARTH DRILLING MINING
Information
Patent Grant
Adjustable boat mooring system for a flexibly-supported tension leg...
Patent number
5,159,891
Issue date
Nov 3, 1992
Shell Offshore Inc.
Curtis J. Lohr
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Anchoring structure for marine riser assembly
Patent number
5,146,990
Issue date
Sep 15, 1992
Shell Offshore Inc.
Paul B. Ritter
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydraulic stab subassembly for remotely operated vehicle vertical i...
Patent number
5,143,483
Issue date
Sep 1, 1992
Shell Offshore Inc.
William H. Petersen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Guide base cover
Patent number
5,129,460
Issue date
Jul 14, 1992
Shell Offshore Inc.
Paul B. Ritter
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for umbilical hydraulic control lines in float...
Patent number
5,044,826
Issue date
Sep 3, 1991
Shell Offshore Inc.
Larry D. Forster
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods for processing and displaying seismic data
Patent number
5,001,677
Issue date
Mar 19, 1991
Shell Offshore Inc.
A. Ronald Masters
G01 - MEASURING TESTING
Information
Patent Grant
Method of conducting well operations from a moveable floating platform
Patent number
4,972,907
Issue date
Nov 27, 1990
Shell Offshore Inc.
Claude A. Sellars
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for protecting a shallow water well
Patent number
4,907,657
Issue date
Mar 13, 1990
Shell Offshore, Inc.
Bobby E. Cox
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Installation of multipiece jackets using a lead docking pole
Patent number
4,867,611
Issue date
Sep 19, 1989
Shell Offshore, Inc.
William H. Luyties
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Apparatus to drill and tap a hollow underwater member
Patent number
4,862,568
Issue date
Sep 5, 1989
Shell Offshore Inc.
Richard N. Wankmuller
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Installation of multipiece jackets using mating pins
Patent number
4,854,779
Issue date
Aug 8, 1989
Shell Offshore Inc.
William H. Luyties
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Unidirectional filter for hydraulic systems
Patent number
4,834,177
Issue date
May 30, 1989
Vetco Gray Inc.
Charles D. Bridges
E21 - EARTH DRILLING MINING
Information
Patent Grant
Suction-type ocean-floor wellhead
Patent number
4,830,541
Issue date
May 16, 1989
Shell Offshore Inc.
Howard L. Shatto
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Well valve assembly method and apparatus
Patent number
4,784,225
Issue date
Nov 15, 1988
Shell Offshore Inc.
William H. Petersen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Quick release platform grouting valve system
Patent number
4,776,727
Issue date
Oct 11, 1988
Shell Offshore Inc.
Ray W. Saffrhan
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Method and appparatus for reduction of well assembly time
Patent number
4,770,249
Issue date
Sep 13, 1988
Shell Offshore Inc.
Gregory L. Courtney
E21 - EARTH DRILLING MINING
Information
Patent Grant
Vessel wave heading control apparatus
Patent number
4,769,773
Issue date
Sep 6, 1988
Shell Offshore Inc.
Howard L. Shatto
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Modular bridge with torsion pipe expansion loops
Patent number
4,761,846
Issue date
Aug 9, 1988
Shell Offshore Inc.
Bobby E. Cox
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Method and apparatus for protecting a shallow water well
Patent number
4,739,840
Issue date
Apr 26, 1988
Shell Offshore Inc.
Bobby E. Cox
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Platform grouting system and method
Patent number
4,740,110
Issue date
Apr 26, 1988
Shell Offshore Inc.
Ray W. Saffrhan
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Marine shear cable
Patent number
4,725,990
Issue date
Feb 16, 1988
Shell Offshore Inc.
Anthony M. Zibilich
G01 - MEASURING TESTING
Information
Patent Grant
Well base in ocean floor
Patent number
4,721,415
Issue date
Jan 26, 1988
Shell Offshore Inc.
Howard L. Shatto
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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