| |
 |
|
Class Information
Number: 166/376
Name: Wells > Processes > Destroying or dissolving well part
Description: Process including a step of intentionally ruining or disintegrating an element of the well or a portion thereof.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7591318 |
Method for removing a sealing plug from a well |
Sep. 22, 2009 |
| 7552777 |
Self-energized downhole tool |
Jun. 30, 2009 |
| 7527103 |
Procedures and compositions for reservoir protection |
May. 5, 2009 |
| 7513311 |
Temporary well zone isolation |
Apr. 7, 2009 |
| 7464764 |
Retractable ball seat having a time delay material |
Dec. 16, 2008 |
| 7461699 |
Method for providing a temporary barrier in a flow pathway |
Dec. 9, 2008 |
| 7451815 |
Sand control screen assembly enhanced with disappearing sleeve and burst disc |
Nov. 18, 2008 |
| 7451817 |
Methods of using casing strings in subterranean cementing operations |
Nov. 18, 2008 |
| 7360593 |
Product for coating wellbore screens |
Apr. 22, 2008 |
| 7353879 |
Biodegradable downhole tools |
Apr. 8, 2008 |
| 7350582 |
Wellbore tool with disintegratable components and method of controlling flow |
Apr. 1, 2008 |
| 7328750 |
Sealing plug and method for removing same from a well |
Feb. 12, 2008 |
| 7325617 |
Frac system without intervention |
Feb. 5, 2008 |
| 7320365 |
Methods for increasing production from a wellbore |
Jan. 22, 2008 |
| 7287592 |
Limited entry multiple fracture and frac-pack placement in liner completions using liner fracturing tool |
Oct. 30, 2007 |
| 7267178 |
Fluid system component with sacrificial element |
Sep. 11, 2007 |
| 7264060 |
Side entry sub hydraulic wireline cutter and method |
Sep. 4, 2007 |
| 7255178 |
Drillable bridge plug |
Aug. 14, 2007 |
| 7255172 |
Hydrodynamic, down-hole anchor |
Aug. 14, 2007 |
| 7234530 |
Ram BOP shear device |
Jun. 26, 2007 |
| 7210533 |
Disposable downhole tool with segmented compression element and method |
May. 1, 2007 |
| 7182135 |
Plug systems and methods for using plugs in subterranean formations |
Feb. 27, 2007 |
| 7174963 |
Device and a method for disconnecting a tool from a pipe string |
Feb. 13, 2007 |
| 7093664 |
One-time use composite tool formed of fibers and a biodegradable resin |
Aug. 22, 2006 |
| 7090027 |
Casing hanger assembly with rupture disk in support housing and method |
Aug. 15, 2006 |
| 7059410 |
Method and system for reducing longitudinal fluid flow around a permeable well |
Jun. 13, 2006 |
| 7049272 |
Downhole chemical delivery system for oil and gas wells |
May. 23, 2006 |
| 7044230 |
Method for removing a tool from a well |
May. 16, 2006 |
| 7028778 |
Fluid system component with sacrificial element |
Apr. 18, 2006 |
| 7025146 |
Alternative packer setting method |
Apr. 11, 2006 |
| 6973970 |
Apparatus and methods for establishing secondary hydraulics in a downhole tool |
Dec. 13, 2005 |
| 6945331 |
Multiple interventionless actuated downhole valve and method |
Sep. 20, 2005 |
| 6932159 |
Run in cover for downhole expandable screen |
Aug. 23, 2005 |
| 6926086 |
Method for removing a tool from a well |
Aug. 9, 2005 |
| 6883611 |
Sealed multilateral junction system |
Apr. 26, 2005 |
| 6831044 |
Product for coating wellbore screens |
Dec. 14, 2004 |
| 6817414 |
Acid coated sand for gravel pack and filter cake clean-up |
Nov. 16, 2004 |
| 6810960 |
Methods for increasing production from a wellbore |
Nov. 2, 2004 |
| 6755249 |
Apparatus and method for perforating a subterranean formation |
Jun. 29, 2004 |
| 6601650 |
Method and apparatus for replacing BOP with gate valve |
Aug. 5, 2003 |
| 6591915 |
Method for selective draining of liquid from an oil well pipe string |
Jul. 15, 2003 |
| 6588507 |
Apparatus and method for progressively gravel packing an interval of a wellbore |
Jul. 8, 2003 |
| 6561275 |
Apparatus for controlling fluid flow in a conduit wall |
May. 13, 2003 |
| 6513598 |
Drillable floating equipment and method of eliminating bit trips by using drillable materials for the construction of shoe tracks |
Feb. 4, 2003 |
| 6491116 |
Frac plug with caged ball |
Dec. 10, 2002 |
| 6470965 |
Device for introducing a high pressure fluid into well head components |
Oct. 29, 2002 |
| 6457525 |
Method and apparatus for completing multiple production zones from a single wellbore |
Oct. 1, 2002 |
| 6439313 |
Downhole machining of well completion equipment |
Aug. 27, 2002 |
| 6419023 |
Deviated borehole drilling assembly |
Jul. 16, 2002 |
| 6408946 |
Multi-use tubing disconnect |
Jun. 25, 2002 |
|
|
|
