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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:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7610961 |
Downhole separation of oil and water |
Nov. 3, 2009 |
| 7607479 |
Three phase downhole separator apparatus and process |
Oct. 27, 2009 |
| 7581593 |
Apparatus for treating fluid streams |
Sep. 1, 2009 |
| 7527095 |
Method of creating a zonal isolation in an underground wellbore |
May. 5, 2009 |
| 7476317 |
Hydrocyclone for down-hole use |
Jan. 13, 2009 |
| 7462225 |
Gas separator agitator assembly |
Dec. 9, 2008 |
| 7431084 |
Production of hydrogen from underground coal gasification |
Oct. 7, 2008 |
| 7389816 |
Three phase downhole separator process |
Jun. 24, 2008 |
| 7377336 |
Modular pressure control and drilling waste management apparatus for subterranean borehole |
May. 27, 2008 |
| 7370701 |
Wellbore completion design to naturally separate water and solids from oil and gas |
May. 13, 2008 |
| 7350597 |
Drilling system and method |
Apr. 1, 2008 |
| 7320364 |
Inhibiting reflux in a heated well of an in situ conversion system |
Jan. 22, 2008 |
| 7299868 |
Method and system for recovery of hydrocarbons from a hydrocarbon-bearing information |
Nov. 27, 2007 |
| 7290607 |
Device for the separation of the gas phase from a mixture of fluid/gas for use in hydrocarbons producing and injection wells |
Nov. 6, 2007 |
| 7255167 |
Three phase downhole separator process |
Aug. 14, 2007 |
| 7231974 |
Self-leaving in-situ device and method for passively removing oil from water wells |
Jun. 19, 2007 |
| 7207385 |
Method and system for producing gas and liquid in a subterranean well |
Apr. 24, 2007 |
| 7207399 |
Modular pressure control and drilling waste management apparatus for subterranean borehole operations |
Apr. 24, 2007 |
| 7185719 |
Dynamic annular pressure control apparatus and method |
Mar. 6, 2007 |
| 7185706 |
Arrangement for and method of restricting the inflow of formation water to a well |
Mar. 6, 2007 |
| 7182135 |
Plug systems and methods for using plugs in subterranean formations |
Feb. 27, 2007 |
| 7183239 |
Gel plugs and pigs for pipeline use |
Feb. 27, 2007 |
| 7174959 |
Downhole separator system and method |
Feb. 13, 2007 |
| 7156988 |
Floating product removal |
Jan. 2, 2007 |
| 7128150 |
Acid gas disposal method |
Oct. 31, 2006 |
| RE39292 |
Apparatus and method for downhole fluid phase separation |
Sep. 19, 2006 |
| 7104321 |
Downhole gas/liquid separator and method |
Sep. 12, 2006 |
| 7017663 |
System for producing de-watered oil |
Mar. 28, 2006 |
| 7000694 |
Oil anchor |
Feb. 21, 2006 |
| 6962199 |
Method for removing condensables from a natural gas stream, at a wellhead, downstream of the wellhead choke |
Nov. 8, 2005 |
| 6959764 |
Baffle system for two-phase annular flow |
Nov. 1, 2005 |
| 6932160 |
Riser pipe gas separator for well pump |
Aug. 23, 2005 |
| 6923259 |
Multi-lateral well with downhole gravity separation |
Aug. 2, 2005 |
| 6921477 |
Groundwater treatment system and method |
Jul. 26, 2005 |
| 6907933 |
Sub-sea blow case compressor |
Jun. 21, 2005 |
| 6904981 |
Dynamic annular pressure control apparatus and method |
Jun. 14, 2005 |
| 6886636 |
Downhole fluid disposal apparatus and methods |
May. 3, 2005 |
| 6868907 |
Outlet arrangement for down-hole separator |
Mar. 22, 2005 |
| 6863125 |
Device for flow and liftgas production of oil-wells (versions) |
Mar. 8, 2005 |
| 6860921 |
Method and apparatus for separating liquid from a multi-phase liquid/gas stream |
Mar. 1, 2005 |
| 6845821 |
Apparatus and method for downhole fluid separation |
Jan. 25, 2005 |
| 6780331 |
Ozonation of contaminated liquids under high pressure |
Aug. 24, 2004 |
| 6761215 |
Downhole separator and method |
Jul. 13, 2004 |
| 6758979 |
Method and reactor for decontaminating ground water |
Jul. 6, 2004 |
| 6755251 |
Downhole gas separation method and system |
Jun. 29, 2004 |
| 6755250 |
Gas-liquid separator positionable down hole in a well bore |
Jun. 29, 2004 |
| 6755978 |
Apparatus and method for separating a fluid from a mixture of fluids |
Jun. 29, 2004 |
| 6736880 |
Downhole gas/liquid separator system and method |
May. 18, 2004 |
| 6730236 |
Method for separating liquids in a separation system having a flow coalescing apparatus and separation apparatus |
May. 4, 2004 |
| 6719048 |
Separation of oil-well fluid mixtures |
Apr. 13, 2004 |
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