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Class Information
Number: 166/383
Name: Wells > Processes > Placing or shifting well part > By fluid driven piston
Description: Process wherein a translating member driven by fluid pressure is employed to put into place or move a well part.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7389821 |
Downhole trigger device having extrudable time delay material |
Jun. 24, 2008 |
| 7380608 |
Pumping water from a natural gas well |
Jun. 3, 2008 |
| 7373974 |
Downhole release tool and method |
May. 20, 2008 |
| 7367405 |
Electric pressure actuating tool and method |
May. 6, 2008 |
| 7337854 |
Gas-pressurized lubricator and method |
Mar. 4, 2008 |
| 7322421 |
Fiber optic deployment apparatus and method |
Jan. 29, 2008 |
| 7308935 |
Rotary pump stabilizer |
Dec. 18, 2007 |
| 7281578 |
Apparatus and methods for positioning in a borehole |
Oct. 16, 2007 |
| 7249636 |
System and method for communicating along a wellbore |
Jul. 31, 2007 |
| 7243730 |
Well production optimizing system |
Jul. 17, 2007 |
| 7191841 |
Expansion pig |
Mar. 20, 2007 |
| 7172028 |
Reciprocating slickline pump |
Feb. 6, 2007 |
| 7168495 |
Casing-engaging well tree isolation tool and method of use |
Jan. 30, 2007 |
| 7147052 |
Hyraulically releasable inflation tool for permanent bridge plug |
Dec. 12, 2006 |
| 7137454 |
Apparatus for facilitating the connection of tubulars using a top drive |
Nov. 21, 2006 |
| 7128162 |
Method and apparatus for positioning a sleeve down hole in a hydrocarbon producing well and pipelines |
Oct. 31, 2006 |
| 7117948 |
Convertible jack |
Oct. 10, 2006 |
| 7108071 |
Automatic tubing filler |
Sep. 19, 2006 |
| 7080685 |
High pressure rotating drilling head assembly with hydraulically removable packer |
Jul. 25, 2006 |
| 7032668 |
Cementing system and method for wellbores |
Apr. 25, 2006 |
| 7011153 |
Hydraulically released inflation tool for permanent bridge plug |
Mar. 14, 2006 |
| 7000705 |
Hydraulic setting tool with pressure multiplier |
Feb. 21, 2006 |
| 6978842 |
Volume compensated shifting tool |
Dec. 27, 2005 |
| 6966370 |
Apparatus for actuating an annular piston |
Nov. 22, 2005 |
| 6959760 |
Downhole pulser |
Nov. 1, 2005 |
| 6823945 |
Pressure compensating apparatus and method for downhole tools |
Nov. 30, 2004 |
| 6814140 |
Apparatus and method for inserting or removing a string of tubulars from a subsea borehole |
Nov. 9, 2004 |
| 6772839 |
Method and apparatus for mechanically perforating a well casing or other tubular structure for testing, stimulation or other remedial operations |
Aug. 10, 2004 |
| 6755257 |
Drillpipe assembly and a method of deploying a logging tool |
Jun. 29, 2004 |
| 6745842 |
Concentric casing jack |
Jun. 8, 2004 |
| 6702012 |
High pressure rotating drilling head assembly with hydraulically removable packer |
Mar. 9, 2004 |
| 6695066 |
Surge pressure reduction apparatus with volume compensation sub and method for use |
Feb. 24, 2004 |
| 6668937 |
Pipe assembly with a plurality of outlets for use in a wellbore and method for running such a pipe assembly |
Dec. 30, 2003 |
| RE38249 |
Rotating blowout preventer and method |
Sep. 16, 2003 |
| 6578631 |
Well logging tool |
Jun. 17, 2003 |
| 6561280 |
Method of injecting tubing down pipelines |
May. 13, 2003 |
| 6561272 |
Technique for deploying a liner into a subterranean wellbore |
May. 13, 2003 |
| 6547002 |
High pressure rotating drilling head assembly with hydraulically removable packer |
Apr. 15, 2003 |
| 6446717 |
Core-containing sealing assembly |
Sep. 10, 2002 |
| 6439305 |
Hydraulically releasable coupling device |
Aug. 27, 2002 |
| 6439321 |
Piston actuator assembly for an orienting device |
Aug. 27, 2002 |
| 6427788 |
Underreaming rotary drill |
Aug. 6, 2002 |
| 6412560 |
Tubular injector with snubbing jack and oscillator |
Jul. 2, 2002 |
| 6401827 |
Tubing hanger running tool |
Jun. 11, 2002 |
| 6401812 |
Method and apparatus for multilateral well entry |
Jun. 11, 2002 |
| 6394187 |
Flapper valve assembly apparatus and method |
May. 28, 2002 |
| 6349770 |
Telescoping tool |
Feb. 26, 2002 |
| 6349768 |
Method and apparatus for all multilateral well entry |
Feb. 26, 2002 |
| 6343657 |
Method of injecting tubing down pipelines |
Feb. 5, 2002 |
| 6325153 |
Multi-valve fluid flow control system and method |
Dec. 4, 2001 |
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