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Class Information
Number: 166/77.51
Name: Wells > Above ground apparatus > With means facilitating connecting or disconnecting supported tubing or rod sections
Description: Above ground apparatus comprising a separate apparatus for effecting the make-up or break-up of discrete pieces of thin-walled pipe or tubular bar in a line being inserted or removed from the well.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7617866 |
Methods and apparatus for connecting tubulars using a top drive |
Nov. 17, 2009 |
| 7594540 |
Methods and apparatus for applying torque and rotation to connections |
Sep. 29, 2009 |
| 7591304 |
Pipe running tool having wireless telemetry |
Sep. 22, 2009 |
| 7578039 |
Dope relief method for wedge thread connections |
Aug. 25, 2009 |
| 7568522 |
System and method for deflection compensation in power drive system for connection of tubulars |
Aug. 4, 2009 |
| 7559360 |
Tong positioning and alignment device |
Jul. 14, 2009 |
| 7552764 |
Tubular handling device |
Jun. 30, 2009 |
| 7552775 |
Tailing in and stabbing device and method |
Jun. 30, 2009 |
| 7543650 |
Quill saver sub |
Jun. 9, 2009 |
| 7537059 |
Drill rod greasing magazine and method |
May. 26, 2009 |
| 7527093 |
Self-tightening safety tubular clamp |
May. 5, 2009 |
| 7518526 |
Method and system for displaying scanning data for oil well tubing based on scanning speed |
Apr. 14, 2009 |
| 7513312 |
Drilling rig apparatus and downhole tool assembly system and method |
Apr. 7, 2009 |
| 7513300 |
Casing running and drilling system |
Apr. 7, 2009 |
| 7503394 |
System for running oilfield tubulars into wellbores and method for using same |
Mar. 17, 2009 |
| 7490677 |
Stabbing guide adapted for use with saver sub |
Feb. 17, 2009 |
| 7472762 |
Top drive oil flow path seals |
Jan. 6, 2009 |
| 7451826 |
Apparatus for connecting tubulars using a top drive |
Nov. 18, 2008 |
| 7445050 |
Tubular running tool |
Nov. 4, 2008 |
| 7438126 |
Apparatus for controlling a tool having a mandrel that must be stroked into or out of a well |
Oct. 21, 2008 |
| 7438127 |
Pipe gripping clamp |
Oct. 21, 2008 |
| 7422056 |
Pipe running tool having wireless telemetry |
Sep. 9, 2008 |
| 7419012 |
Wellbore top drive systems |
Sep. 2, 2008 |
| 7419001 |
Universal tubing hanger suspension assembly and well completion system and method of using same |
Sep. 2, 2008 |
| 7419000 |
Apparatus and method for securing pipes |
Sep. 2, 2008 |
| 7401664 |
Top drive systems |
Jul. 22, 2008 |
| 7370707 |
Method and apparatus for handling wellbore tubulars |
May. 13, 2008 |
| 7371289 |
Cleaning and doping of tubulars |
May. 13, 2008 |
| 7360589 |
Articulating bail assembly and method |
Apr. 22, 2008 |
| 7353880 |
Method and apparatus for connecting tubulars using a top drive |
Apr. 8, 2008 |
| 7331384 |
Stabberless pipe handling system |
Feb. 19, 2008 |
| 7322406 |
Elevation sensor for a service hose and an apparatus for positioning and stabbing well tubulars |
Jan. 29, 2008 |
| 7320374 |
Wellbore top drive systems |
Jan. 22, 2008 |
| 7308933 |
Power assisted lift for lubricator assembly |
Dec. 18, 2007 |
| 7296623 |
Methods and apparatus for applying torque and rotation to connections |
Nov. 20, 2007 |
| 7290621 |
Integrated mast and top drive for drilling rig |
Nov. 6, 2007 |
| 7249629 |
Multi-function well servicing vehicle |
Jul. 31, 2007 |
| 7237607 |
Tubular stabbing protector and method |
Jul. 3, 2007 |
| 7231969 |
Wellbore top drive power systems and methods of use |
Jun. 19, 2007 |
| 7228913 |
Tubular clamp apparatus for top drives and methods of use |
Jun. 12, 2007 |
| 7225865 |
Apparatus for positioning a tong and drilling rig provided with such an apparatus |
Jun. 5, 2007 |
| 7219744 |
Method and apparatus for connecting tubulars using a top drive |
May. 22, 2007 |
| 7216699 |
Sub mudline abandonment connector |
May. 15, 2007 |
| 7210525 |
Apparatus for controlling a tool having a mandrel that must be stroked into or out of a well |
May. 1, 2007 |
| 7191839 |
Drilling rig apparatus and downhole tool assembly system and method |
Mar. 20, 2007 |
| 7156170 |
Methods and apparatus for severing nested strings of tubulars |
Jan. 2, 2007 |
| 7150327 |
Workover unit and method of utilizing same |
Dec. 19, 2006 |
| 7140453 |
Pipe handling apparatus |
Nov. 28, 2006 |
| 7140455 |
Valve method for drilling with casing using pressurized drilling fluid |
Nov. 28, 2006 |
| 7128161 |
Apparatus and methods for facilitating the connection of tubulars using a top drive |
Oct. 31, 2006 |
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