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Class Information
Number: 166/265
Name: Wells > Processes > Separating material entering well
Description: A process comprising separating a stream of material which has entered the well into two or more portions and as a result of such separation delivering the material coming out of the top or head of the well to two or more separate repositories or transmission lines.










Sub-classes under this class:

Class Number Class Name Patents
166/266 Injection and producing wells 295
166/267 Separating outside of well 636


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8663371 Hydraulic fracturing truck sand baghouse Mar. 4, 2014
8651184 Down-hole sand and solids separator utilized in producing hydrocarbons Feb. 18, 2014
8616272 Downhole water-oil separation arrangement and method Dec. 31, 2013
8571688 System and method for optimization of gas lift rates on multiple wells Oct. 29, 2013
8561813 Cyclonic debris evacuation apparatus and method for a pump Oct. 22, 2013
8505747 Cyclonic debris evacuation apparatus and method for a pump Aug. 13, 2013
8491687 Hydraulic fracturing truck sand baghouse Jul. 23, 2013
8434556 Apparatus and methods for removing mercury from formation effluents May. 7, 2013
8424600 Methods and systems for treating subterranean wells Apr. 23, 2013
8397821 Caisson two-phase emulsion reducer Mar. 19, 2013
8397811 Gas boost pump and crossover in inverted shroud Mar. 19, 2013
8374834 Statistical method for analyzing the performance of oilfield equipment Feb. 12, 2013
8327941 Flow control device and method for a downhole oil-water separator Dec. 11, 2012
8316938 Subterranean water production, transfer and injection method and apparatus Nov. 27, 2012
8261821 Downhole multi-parallel hydrocyclone separator Sep. 11, 2012
8202415 Hydrocyclones for treating drilling fluid Jun. 19, 2012
8196657 Electrical submersible pump assembly Jun. 12, 2012
8163679 Method for applying remedial cement to a wellbore Apr. 24, 2012
8146661 Cryogenic treatment of gas Apr. 3, 2012
8141625 Gas boost circulation system Mar. 27, 2012
8113274 Electric submersible pumping system with gas vent Feb. 14, 2012
8080157 Downhole gravitational water separator Dec. 20, 2011
8078444 Method for performing oilfield production operations Dec. 13, 2011
8051907 Downhole separator Nov. 8, 2011
8025100 Method and device for compressing a multiphase fluid Sep. 27, 2011
8006757 Flow control system and method for downhole oil-water processing Aug. 30, 2011
8002498 Systems and methods for underground storage of biogas Aug. 23, 2011
7963328 Process and apparatus for release and recovery of methane from methane hydrates Jun. 21, 2011
7957903 Gas trap for sampling fluid from a well Jun. 7, 2011
7953584 Method for optimal lift gas allocation May. 31, 2011
7909092 Downhole separator Mar. 22, 2011
7866387 Packer variable volume excluder and sampling method therefor Jan. 11, 2011
7854261 Method and an apparatus for separation and injection of water from a water- and hydrocarbon-containing outflow down in a production well Dec. 21, 2010
7844400 System for sampling fluid from a well with a gas trap Nov. 30, 2010
7832483 Methods of recovering hydrocarbons from oil shale and sub-surface oil shale recovery arrangements for recovering hydrocarbons from oil shale Nov. 16, 2010
7814976 Flow control device and method for a downhole oil-water separator Oct. 19, 2010
7798211 Passive gas separator for progressing cavity pumps Sep. 21, 2010
7798217 Apparatus for separating a mixture of liquids of differing specific gravities in a wellbore Sep. 21, 2010
7789158 Flow control system having a downhole check valve selectively operable from a surface of a well Sep. 7, 2010
7766081 Gas separator within ESP shroud Aug. 3, 2010
7722289 Systems and methods for underground storage of biogas May. 25, 2010
7703509 Gas anchor and solids separator assembly for use with sucker rod pump Apr. 27, 2010
7695548 Fluid filtration tool Apr. 13, 2010
7695549 Fluid filtration tool Apr. 13, 2010
7677308 Gas separator Mar. 16, 2010
7673676 Electric submersible pumping system with gas vent Mar. 9, 2010
7673684 ESP/separator assembly and method Mar. 9, 2010
7665546 Metal debris cleanout system and method Feb. 23, 2010
7662290 Integrated water decontamination plant and well pump arrangement Feb. 16, 2010
7662275 Methods of managing water in oil shale development Feb. 16, 2010

1 2 3 4 5 6










 
 
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