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Class Information
Number: 166/369
Name: Wells > Processes > Producing the well
Description: Process which includes a significant manipulative step of recovering fluid from the earth.










Sub-classes under this class:

Class Number Class Name Patents
166/372 By fluid lift 428
166/371 Including non-expulsive material placed in well 191
166/370 Including varying downhole pressure 269


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12

Patent Number Title Of Patent Date Issued
8701755 Apparatus and method for pumping well fluids and debris Apr. 22, 2014
8701780 Hydraulically driven, down-hole jet pump Apr. 22, 2014
8651191 Slim hole production system and method Feb. 18, 2014
8640778 Systems and methods for subsea drilling Feb. 4, 2014
8635907 Real-time completion monitoring with acoustic waves Jan. 28, 2014
8631874 Apparatus and method for managed pressure drilling Jan. 21, 2014
8627892 Plunger for performing artificial lift of well fluids Jan. 14, 2014
8622140 Jet pump and multi-string tubing system for a fluid production system and method Jan. 7, 2014
8607877 Pumping module and system Dec. 17, 2013
8607867 Oil recovery process Dec. 17, 2013
8596346 Coal fines flocculation from produced water using oil-soluble phosphate ester Dec. 3, 2013
8596367 Process for producing mineral oil using surfactants based on C.sub.16C.sub.18-containing alkyl propoxy surfactants Dec. 3, 2013
8592351 Enhancing emulsion stability Nov. 26, 2013
8584749 Systems and methods for dual reinjection Nov. 19, 2013
8584761 Compact cable suspended pumping system for dewatering gas wells Nov. 19, 2013
8589136 Methods and systems for mitigating drilling vibrations Nov. 19, 2013
8573309 Liquid rod pump and method Nov. 5, 2013
8573292 Method for producing viscous hydrocarbon using steam and carbon dioxide Nov. 5, 2013
8555957 Crude oil production equipment Oct. 15, 2013
8550164 Oil recovery process for carbonate reservoirs Oct. 8, 2013
8550163 Oil recovery process for carbonate reservoirs Oct. 8, 2013
8550158 Unified technology of full oil well and drainage zone rehabilitation Oct. 8, 2013
8540023 Produced water disposal Sep. 24, 2013
8522882 Apparatus and method for pumping well fluids and debris Sep. 3, 2013
8527100 Method of providing a flow control device that substantially reduces fluid flow between a formation and a wellbore when a selected property of the fluid is in a selected range Sep. 3, 2013
8517097 System and method for transporting fluids in a pipeline Aug. 27, 2013
8511390 Rigless low volume pump system Aug. 20, 2013
8511386 Pumping module and system Aug. 20, 2013
8501012 Bypass filter apparatus and method Aug. 6, 2013
8504342 Modeling and designing of well drilling system that accounts for vibrations Aug. 6, 2013
8479815 Desalination subsurface feedwater supply and brine disposal Jul. 9, 2013
8464798 Plunger for performing artificial lift of well fluids Jun. 18, 2013
8459368 Systems and methods for producing oil and/or gas Jun. 11, 2013
8448699 Electrical submersible pumping system with gas separation and gas venting to surface in separate conduits May. 28, 2013
8443900 Electric submersible pumping system and method for dewatering gas wells May. 21, 2013
8430166 Geothermal energy extraction system and method Apr. 30, 2013
8430169 Method for managing hydrates in subsea production line Apr. 30, 2013
8408312 Compact cable suspended pumping system for dewatering gas wells Apr. 2, 2013
8403062 Wellbore method and apparatus for completion, production and injection Mar. 26, 2013
8403061 Method of making a flow control device that reduces flow of the fluid when a selected property of the fluid is in selected range Mar. 26, 2013
8397822 Multiphase conductor shoe for use with electrical submersible pump Mar. 19, 2013
8387705 Systems and methods for running casing into wells drilled with dual-gradient mud systems Mar. 5, 2013
8381820 In-well rigless ESP Feb. 26, 2013
8376052 Method and system for surface production of gas from a subterranean zone Feb. 19, 2013
8376053 Fluid flow conduit, method and use Feb. 19, 2013
8365831 Determining connectivity architecture in 2-D and 3-D heterogeneous data Feb. 5, 2013
8360156 Method and apparatus for preventing spillage or loss of drill fluids Jan. 29, 2013
8356673 Down-hole transmitter system, method of inducing a transient electromagnetic field in an earth formation, method of obtaining a transient electromagnetic response signal, and method of produci Jan. 22, 2013
8353341 Well system Jan. 15, 2013
8353352 Switch mechanisms that allow a single power cable to supply electrical power to two or more downhole electrical motors alternatively and methods associated therewith Jan. 15, 2013

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