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Class Information
Number: 166/366
Name: Wells > Submerged well > Multiple wells
Description: Device including more than one well.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8627891 Manifold structure having adjustable brackets Jan. 14, 2014
8581741 Communication system for a hydrocarbon extraction plant Nov. 12, 2013
8430169 Method for managing hydrates in subsea production line Apr. 30, 2013
8393399 Blowout preventer with intervention, workover control system functionality and method Mar. 12, 2013
8376050 Sampling skid for subsea wells Feb. 19, 2013
8235124 Variable buoyancy subsea running tool Aug. 7, 2012
8122965 Methods for development of an offshore oil and gas field Feb. 28, 2012
8111502 Arrangement adapted for a subsea application Feb. 7, 2012
8047296 Method of transitioning to kinetic hydrate inhibitors in multiple tie-in well systems Nov. 1, 2011
7958938 System and vessel for supporting offshore fields Jun. 14, 2011
7931090 System and method for controlling subsea wells Apr. 26, 2011
7921917 Multi-deployable subsea stack system Apr. 12, 2011
7921919 Subsea well control system and method Apr. 12, 2011
7918283 Method and apparatus for a cold flow subsea hydrocarbon production system Apr. 5, 2011
7914266 Submersible pumping system and method for boosting subsea production flow Mar. 29, 2011
7798233 Overpressure protection device Sep. 21, 2010
7793726 Marine riser system Sep. 14, 2010
7793724 Subsea manifold system Sep. 14, 2010
7793725 Method for preventing overpressure Sep. 14, 2010
7721807 Method for managing hydrates in subsea production line May. 25, 2010
7628224 Shallow/intermediate water multipurpose floating platform for arctic environments Dec. 8, 2009
7530398 Method and apparatus for a cold flow subsea hydrocarbon production system May. 12, 2009
7477160 Wireless communications associated with a wellbore Jan. 13, 2009
7422066 System for direct vertical connection between contiguous subsea equipment and method of installation of said connection Sep. 9, 2008
7347271 Wireless communications associated with a wellbore Mar. 25, 2008
7240736 Drilling and producing deep water subsea wells Jul. 10, 2007
7219740 Well production and multi-purpose intervention access hub May. 22, 2007
7150325 ROV retrievable sea floor pump Dec. 19, 2006
7137451 Controlling and/or testing a hydrocarbon production system Nov. 21, 2006
7108069 Online thermal and watercut management Sep. 19, 2006
7090009 Three-dimensional well system for accessing subterranean zones Aug. 15, 2006
7083004 Cantilevered multi purpose tower and method for installing drilling equipment Aug. 1, 2006
7066267 Downhole tubular splitter assembly and method Jun. 27, 2006
7025137 Three-dimensional well system for accessing subterranean zones Apr. 11, 2006
6968902 Drilling and producing deep water subsea wells Nov. 29, 2005
6968899 Drilling-workover vessel having a drill string extending through at least one swivel Nov. 29, 2005
6942030 Three-dimensional well system for accessing subterranean zones Sep. 13, 2005
6782950 Control wellhead buoy Aug. 31, 2004
6772840 Methods and apparatus for a subsea tie back Aug. 10, 2004
6766861 Stackable guide funnel system and method Jul. 27, 2004
6752214 Extended reach tie-back system Jun. 22, 2004
6742594 Flowline jumper for subsea well Jun. 1, 2004
6725936 Method for drilling a plurality of offshore underwater wells Apr. 27, 2004
6688392 System and method for flow/pressure boosting in a subsea environment Feb. 10, 2004
6672391 Subsea well production facility Jan. 6, 2004
6640901 Retrievable module and operating method suitable for a seabed processing system Nov. 4, 2003
6564872 Control of hydrocarbon wells May. 20, 2003
6536528 Extended reach tie-back system Mar. 25, 2003
6517286 Method for handling liquified natural gas (LNG) Feb. 11, 2003
6497286 Method and apparatus for drilling a plurality of offshore underwater wells Dec. 24, 2002

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