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E21B7/043
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FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B7/00
Special methods or apparatus for drilling
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E21B7/043
for underwater installations
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Patents Grants
last 30 patents
Information
Patent Grant
Systems and methods for sensorless state estimation, disturbance es...
Patent number
11,225,834
Issue date
Jan 18, 2022
Halliburton Energy Services, Inc.
Venkata Madhukanth Vadali
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Device and method for solid-state fluidized mining of natural gas h...
Patent number
10,822,927
Issue date
Nov 3, 2020
SOUTHWEST PETROLEUM UNIVERSITY
Yang Tang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Crustal and disturbance field survey correction
Patent number
10,408,055
Issue date
Sep 10, 2019
ConocoPhillips Company
Khalid Soofi
G05 - CONTROLLING REGULATING
Information
Patent Grant
Subsea slanted wellhead system and BOP system with dual injector he...
Patent number
9,903,172
Issue date
Feb 27, 2018
AARBAKKE INNOVATION AS
Henning Hansen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Inclined conductor device
Patent number
9,564,748
Issue date
Feb 7, 2017
NeoDrill AS
Harald Strand
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and system for transporting a hydrocarbon fluid
Patent number
9,488,005
Issue date
Nov 8, 2016
Shell Oil Company
Petrus Cornelis Kriesels
E21 - EARTH DRILLING MINING
Information
Patent Grant
Above mudline whipstock for marine platform drilling operations
Patent number
8,833,463
Issue date
Sep 16, 2014
Apache Corporation
Kyle S. Graves
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods employing a variable angle guide for a drill
Patent number
7,905,298
Issue date
Mar 15, 2011
Richard Coppola
E21 - EARTH DRILLING MINING
Information
Patent Grant
Conductor pipe string deflector and method
Patent number
7,484,575
Issue date
Feb 3, 2009
Frank's Casing Crew & Rental Tools, Inc.
Jeremy R. Angelle
E21 - EARTH DRILLING MINING
Information
Patent Grant
Guide device in an offshore drilling installation
Patent number
7,048,470
Issue date
May 23, 2006
Saipem S.A.
Stéphane Anres
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for drilling a plurality of offshore underwater wells
Patent number
6,725,936
Issue date
Apr 27, 2004
Cooper Cameron Corporation
Hans Paul Hopper
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for drilling an offshore underwater well
Patent number
6,601,656
Issue date
Aug 5, 2003
Cooper Cameron Corporation
Hans Paul Hopper
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for drilling a plurality of offshore underwate...
Patent number
6,497,286
Issue date
Dec 24, 2002
Cooper Cameron Corporation
Hans Paul Hopper
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus for drilling an offshore underwater well
Patent number
6,431,285
Issue date
Aug 13, 2002
Cooper Cameron Corporation
Hans Paul Hopper
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of setting up a production installation
Patent number
6,343,655
Issue date
Feb 5, 2002
Technip France
Pierre Armand Thomas
E21 - EARTH DRILLING MINING
Information
Patent Grant
Deformed multiple well template and process of use
Patent number
6,336,507
Issue date
Jan 8, 2002
Marathon Oil Company
Gary J. Collins
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of drive pipe replacements on offshore platforms
Patent number
6,247,541
Issue date
Jun 19, 2001
Vastar Resources, Inc.
Harvey Andrew Ellis
E21 - EARTH DRILLING MINING
Information
Patent Grant
Bottom-supported guidance device for alignment of multiple wellbore...
Patent number
6,142,235
Issue date
Nov 7, 2000
ABB Vetco Gray Inc.
Noel A. Monjure
E21 - EARTH DRILLING MINING
Information
Patent Grant
Close proximity wellheads
Patent number
5,918,675
Issue date
Jul 6, 1999
ABB Vetco Gray Inc.
Eugene A. Borak
E21 - EARTH DRILLING MINING
Information
Patent Grant
Assembly and process for drilling and completing multiple wells
Patent number
5,878,815
Issue date
Mar 9, 1999
Marathon Oil Company
Gary J. Collins
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for drilling multiple wells from a platform
Patent number
5,865,260
Issue date
Feb 2, 1999
Chevron U.S.A. Inc.
John R. Jackson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Single riser with two wellheads
Patent number
5,810,086
Issue date
Sep 22, 1998
ABB Vetco Gray Inc.
Charles D. Bridges
E21 - EARTH DRILLING MINING
Information
Patent Grant
Assembly and process for drilling and completing multiple wells
Patent number
5,685,373
Issue date
Nov 11, 1997
Marathon Oil Company
Gary J. Collins
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and process for drilling and completing multiple wells
Patent number
5,655,602
Issue date
Aug 12, 1997
Marathon Oil Company
Gary J. Collins
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for drilling multiple offshore wells from with...
Patent number
5,560,435
Issue date
Oct 1, 1996
ABB Vecto Gray Inc.
Allan C. Sharp
E21 - EARTH DRILLING MINING
Information
Patent Grant
Assembly and process for drilling and completing multiple wells
Patent number
5,458,199
Issue date
Oct 17, 1995
Marathon Oil Company
Gary J. Collins
E21 - EARTH DRILLING MINING
Information
Patent Grant
Template and process for drilling and completing multiple wells
Patent number
5,330,007
Issue date
Jul 19, 1994
Marathon Oil Company
Gary J. Collins
E21 - EARTH DRILLING MINING
Information
Patent Grant
Offshore support structure method and apparatus
Patent number
5,094,568
Issue date
Mar 10, 1992
CBS Engineering, Inc.
Samuel C. Carruba
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Method of installing well conductors
Patent number
5,060,731
Issue date
Oct 29, 1991
McDermott International, Inc.
Daniel M. Houser
E21 - EARTH DRILLING MINING
Information
Patent Grant
Pipe alignment device
Patent number
5,033,907
Issue date
Jul 23, 1991
Hugh W. O'Donnell
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
DEVICE AND METHOD FOR SOLID-STATE FLUIDIZED MINING OF NATURAL GAS H...
Publication number
20200040710
Publication date
Feb 6, 2020
SOUTHWEST PETROLEUM UNIVERSITY
Yang TANG
E21 - EARTH DRILLING MINING
Information
Patent Application
REAL-TIME OPTIMIZATION AND VISUALIZATION OF PARAMETERS FOR DRILLING...
Publication number
20190048703
Publication date
Feb 14, 2019
Landmark Graphics Corporation
Robello Samuel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Systems and Methods for Sensorless State Estimation, Disturbance Es...
Publication number
20180066475
Publication date
Mar 8, 2018
Halliburton Energy Services, Inc.
Venkata Madhukanth Vadali
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SUBSEA SLANTED WELLHEAD SYSTEM AND BOP SYSTEM WITH DUAL INJECTOR HE...
Publication number
20170335649
Publication date
Nov 23, 2017
AARBAKKE INNOVATION A.S.
Henning Hansen
E21 - EARTH DRILLING MINING
Information
Patent Application
MEGAN UNDERWATER DRILLING STRUCTURES AND METHODS
Publication number
20160222735
Publication date
Aug 4, 2016
Megan 1313, Inc.
Tommy D Chambless
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND SYSTEM FOR TRANSPORTING A HYDROCARBON FLUID
Publication number
20150267474
Publication date
Sep 24, 2015
Shell Oil Company
Petrus Cornelis Kriesels
E21 - EARTH DRILLING MINING
Information
Patent Application
ABOVE MUDLINE WHIPSTOCK FOR MARINE PLATFORM DRILLING OPERATIONS
Publication number
20130008664
Publication date
Jan 10, 2013
Kyle S. Graves
E21 - EARTH DRILLING MINING
Information
Patent Application
CONDUCTOR PIPE STRING DEFLECTOR AND METHOD OF USING SAME
Publication number
20100132938
Publication date
Jun 3, 2010
FRANK'S CASING CREW AND RENTAL TOOLS, INC.
Jeremy Richard Angelle
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
System and Method for Drilling a Borehole
Publication number
20100018770
Publication date
Jan 28, 2010
Keith A. Moriarty
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND APPARATUS FOR INSTALLING DEFLECTING CONDUCTOR PIPE
Publication number
20090266559
Publication date
Oct 29, 2009
Frank's International, Inc.
Louie Horvath
E21 - EARTH DRILLING MINING
Information
Patent Application
CONDUCTOR PIPE STRING DEFLECTOR AND METHOD
Publication number
20090223715
Publication date
Sep 10, 2009
FRANK'S CASING CREW AND RENTAL TOOLS, INC.
Jeremy R. Angelle
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS EMPLOYING A VARIABLE ANGLE GUIDE FOR A DRILL
Publication number
20080115975
Publication date
May 22, 2008
Richard Coppola
E21 - EARTH DRILLING MINING
Information
Patent Application
Conductor pipe string deflector and method
Publication number
20060243485
Publication date
Nov 2, 2006
Jeremy R. Angelle
E21 - EARTH DRILLING MINING
Information
Patent Application
Conductor pipe string deflector and method of using same
Publication number
20060243436
Publication date
Nov 2, 2006
Jeremy R. Angelle
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Telescopic guide pipe for offshore drilling
Publication number
20050152749
Publication date
Jul 14, 2005
Stephane Anres
E21 - EARTH DRILLING MINING
Information
Patent Application
Guide device in an offshore drilling installation
Publication number
20050002740
Publication date
Jan 6, 2005
Stephane Andres
E21 - EARTH DRILLING MINING
Information
Patent Application
Method and apparatus for drilling a plurality of offshore underwate...
Publication number
20030051880
Publication date
Mar 20, 2003
Cooper Cameron Corporation
Hans Paul Hopper
E21 - EARTH DRILLING MINING
Information
Patent Application
Method and apparatus for drilling an offshore underwater well
Publication number
20020157866
Publication date
Oct 31, 2002
Cooper Cameron Corporation
Hans Paul Hopper
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND APPARATUS FOR DRILLING AN OFFSHORE UNDERWATER WELL
Publication number
20010047869
Publication date
Dec 6, 2001
HANS PAUL HOPPER
E21 - EARTH DRILLING MINING