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Class Information
Number: 166/245
Name: Wells > Processes > Specific pattern of plural wells
Description: A process in which an arrangement of more than two wells in plan view is claimed with enough specificity to indicate a pattern of wells (e.g., two lines of wells, one well surrounded by a ring of other wells, etc.).










Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8670966 Methods and systems for performing oilfield production operations Mar. 11, 2014
8622127 Olefin reduction for in situ pyrolysis oil generation Jan. 7, 2014
8596352 Methods of increasing or enhancing oil and gas recovery Dec. 3, 2013
8567527 System and method for drilling a borehole Oct. 29, 2013
8517091 Method for increasing fluid recovery from multiple lateral wellbores drilled through a subsurface formation Aug. 27, 2013
8521496 Systems and methods for improved positioning of pads Aug. 27, 2013
8511372 Method and system for accessing subterranean deposits from the surface Aug. 20, 2013
8490695 Method for drilling and fracture treating multiple wellbores Jul. 23, 2013
8484004 Systems and methods for improved positioning of pads Jul. 9, 2013
8479812 Method and system for accessing subterranean deposits from the surface and tools therefor Jul. 9, 2013
8428924 System and method for evaluating dynamic heterogeneity in earth models Apr. 23, 2013
8387688 Method of forming subterranean barriers with molten wax Mar. 5, 2013
8381810 Fishbone well configuration for in situ combustion Feb. 26, 2013
8376052 Method and system for surface production of gas from a subterranean zone Feb. 19, 2013
8371371 Apparatus for in-situ extraction of bitumen or very heavy oil Feb. 12, 2013
8360157 Slurrified heavy oil recovery process Jan. 29, 2013
8353340 In situ combustion with multiple staged producers Jan. 15, 2013
8307915 System and method for drilling multilateral wells using magnetic ranging while drilling Nov. 13, 2012
8307893 Method of improving waterflood performance using barrier fractures and inflow control devices Nov. 13, 2012
8297350 Method and system for accessing subterranean deposits from the surface Oct. 30, 2012
8291974 Method and system for accessing subterranean deposits from the surface and tools therefor Oct. 23, 2012
8278928 Apparatus and method for detection of position of a component in an earth formation Oct. 2, 2012
8279708 Measurement method for a granular compaction pile using crosshole seismic testing Oct. 2, 2012
8267170 Offset barrier wells in subsurface formations Sep. 18, 2012
8204728 Systems and methods for improved positioning of pads Jun. 19, 2012
8191630 Creating fluid injectivity in tar sands formations Jun. 5, 2012
8167036 Method for in-situ combustion of in-place oils May. 1, 2012
8162043 In situ method and system for extraction of oil from shale Apr. 24, 2012
8151881 Permeability flow balancing within integral screen joints Apr. 10, 2012
8151884 Combined development of oil shale by in situ heating with a deeper hydrocarbon resource Apr. 10, 2012
8136590 Systems and methods for producing oil and/or gas Mar. 20, 2012
8132620 Triangle air injection and ignition extraction method and system Mar. 13, 2012
8104535 Method of improving waterflood performance using barrier fractures and inflow control devices Jan. 31, 2012
8087460 Granular electrical connections for in situ formation heating Jan. 3, 2012
8073664 Systems and methods for improved positioning of pads Dec. 6, 2011
8069018 Computer system and method for modeling fluid depletion Nov. 29, 2011
7963329 Recovery and recycling of chemicals in chemical flooding process Jun. 21, 2011
7926561 Systems and methods for producing oil and/or gas Apr. 19, 2011
7921907 In situ method and system for extraction of oil from shale Apr. 12, 2011
7909093 In situ combustion as adjacent formation heat source Mar. 22, 2011
7912358 Alternate energy source usage for in situ heat treatment processes Mar. 22, 2011
7854276 Methods, systems, and apparatus for production of hydrocarbons from a subterranean formation Dec. 21, 2010
7841401 Gas injection to inhibit migration during an in situ heat treatment process Nov. 30, 2010
7823644 In-situ method of producing oil shale, on-shore and off-shore Nov. 2, 2010
7819187 System and method for producing fluids from a subterranean formation Oct. 26, 2010
7814974 Systems, methods and apparatuses for monitoring and recovery of petroleum from earth formations Oct. 19, 2010
7743827 Remote operation wire line core sampling device Jun. 29, 2010
7743826 In situ method and system for extraction of oil from shale Jun. 29, 2010
7740062 System and method for the recovery of hydrocarbons by in-situ combustion Jun. 22, 2010
7730947 Creating fluid injectivity in tar sands formations Jun. 8, 2010

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