Patents
Patents for E21B 19 - Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables (17,198)
12/2004
12/09/2004US20040244993 Three in one combined power unit for nitrogen system, fluid system, and coiled tubing system
12/09/2004US20040244986 Offshore production system with drilling/workover rig
12/08/2004EP1483477A1 Pipe handling apparatus
12/08/2004EP1141517B1 Drilling method
12/08/2004CN2661905Y Screw off sleeve automatic feed device for power unit of seismograph drill
12/08/2004CN2661904Y Multifunctional internal combustion rock drill
12/07/2004US6827145 Methods and apparatus for severing nested strings of tubulars
12/07/2004US6827143 Casing centering tool assembly
12/07/2004CA2108865C Device for positioning equipment
12/02/2004WO2004097537A3 Power positioner for power tong units
12/02/2004WO2004079147A3 Method and apparatus for drilling with casing
12/02/2004US20040240947 Riser support system for use with an offshore platform
12/02/2004US20040237726 Tong
12/02/2004DE10159712B4 Bohrgerät und Verfahren zum Herstellen von Erdbohrungen Drill and methods for making earth bores
12/02/2004CA2443608A1 Variable controlled guide device for wireline spooler
11/2004
11/30/2004US6824330 Constant tension steel catenary riser system
11/30/2004US6823943 Strippable collapsed well liner
11/30/2004CA2167486C Coiled tubing composite
11/25/2004WO2004101417A2 Internal running elevator
11/25/2004WO2004069480B1 Tong positioning system and method
11/25/2004US20040234344 Keel joint arrangements for floating platforms
11/25/2004US20040231858 System for lining a wellbore casing
11/25/2004US20040231857 BOP handling system
11/25/2004CA2525637A1 Internal running elevator
11/24/2004EP1478826A1 Draw works
11/24/2004EP1478824A2 Well system
11/24/2004CN2658373Y Well-repair spider
11/23/2004US6821071 Automated pipe racking process and apparatus
11/23/2004US6820705 Friction support assembly for a slip bowl
11/18/2004WO2004099565A1 Method and apparatus for testing and treatment of a completed well with production tubing in place
11/18/2004WO2004099553A2 Oilfield thread makeup and breakout verification system and method
11/18/2004WO2003042488A3 Deepwater slim hole well construction
11/18/2004US20040226748 Automated control system for back-reaming
11/18/2004US20040226723 Procedures and equipment for profiling and jointing of pipes
11/18/2004US20040226412 Vise apparatus
11/17/2004CN2656612Y Rotary mechanism of hydraulic putting in and out frame impact tong bearing connection
11/17/2004CN2656611Y Oil pipe jaw chain type clamping tong head
11/17/2004CN2656610Y Floating type fast rotary fastering device
11/17/2004CN2656609Y Open type power tongs main tong head clamping mechanism
11/17/2004CN2656608Y Open type power tongs back tong head clamping mechanism
11/17/2004CN2656607Y Multifunction full automatic drill rod pneumatic clamping apparatus
11/16/2004US6817422 Automated riser recoil control system and method
11/16/2004US6817271 Wrench for use with drilling apparatus
11/11/2004WO2004097537A2 Power positioner for power tong units
11/11/2004WO2004097164A1 System, lifting device and method for supporting a pipe string
11/11/2004WO2004079148A3 Tong
11/11/2004US20040223533 Oilfield thread makeup and breakout verification system and method
11/11/2004US20040221994 Universal top-drive wireline entry system bracket and method
11/11/2004US20040221985 Drill string design methodology for mitigating fatigue failure
11/10/2004EP1475513A1 Wrenching tong
11/10/2004EP1475512A1 Pipe running tool
11/10/2004EP1474588A2 Wrenching tong
11/10/2004EP1230466B1 Hoisting mechanism,with compensator installed in a hoisting cable system
11/10/2004CN2654841Y Hydraulic power tongs torque controller assemblage
11/09/2004US6814167 Boring device and boring method
11/09/2004US6814164 Pipe loading device for a directional drilling apparatus
11/09/2004US6814161 Stakedown assembly for a horizontal directional drill
11/09/2004US6814149 Apparatus and method for positioning a tubular relative to a tong
11/09/2004US6814148 Rotating jack plate assembly
11/09/2004US6814140 Apparatus and method for inserting or removing a string of tubulars from a subsea borehole
11/04/2004WO2004094774A1 Blow out preventer transportation and installation system
11/04/2004WO2004094768A2 Drill string design methodology for mitigating fatigue failure
11/04/2004WO2004065754B1 Inventory counter for oil and gas wells
11/04/2004US20040217612 Gripping claw for tubular goods
11/04/2004US20040216925 Method and apparatus for drilling and lining a wellbore
11/04/2004US20040216924 Casing running and drilling system
11/04/2004US20040216906 Power positioner for power tong units
11/04/2004US20040216890 Tong positioning system and method
11/04/2004US20040216878 Method and apparatus for drilling and lining a wellbore
11/03/2004EP1473433A1 Bop handling system and method
11/03/2004EP1472433A2 Non-seize material attachment for a drill slip system
11/03/2004CN2653116Y Split drill rod rotary tool
11/02/2004CA2312515C Heave compensated wireline logging winch system and method of use
10/2004
10/28/2004WO2004092633A2 Spoolable composite coiled tubing connector
10/28/2004WO2004092544A2 Method and apparatus for increasing drilling capacity and removing cuttings when drilling with coiled tubing
10/28/2004WO2004092533A1 Pipe handling apparatus for presenting sections of pipe to a derrick work floor having a high-speed carriage assembly
10/28/2004US20040211555 Tubing guide and coiled tubing injector
10/28/2004US20040211297 Tong piston and cylinder assembly
10/27/2004EP1470353A2 Pipe-gripping structure having load ring
10/27/2004CN2651419Y Anti-block oil piping small trolley
10/27/2004CN2651418Y Quick connected rope cap
10/26/2004US6808029 Drill rig assembly
10/26/2004US6808021 Subsea intervention system
10/23/2004CA2464873A1 Improved tong piston and cylinder assembly
10/21/2004WO2004090279A1 Method and apparatus for handling wellbore tubulars
10/21/2004WO2004051054A3 Coiled tubing acoustic telemetry system and method
10/21/2004US20040208738 Pipe handling system for presenting sections of pipe to a derrick work floor having a pipe ejection assembly
10/21/2004US20040208730 Pipe handling apparatus for presenting sections of pipe to a derrick work floor having a high-speed carriage assembly
10/21/2004US20040207223 Pipe die method and apparatus
10/21/2004US20040206551 Drilling rig apparatus and downhole tool assembly system and method
10/21/2004US20040206548 Active controlled bottomhole pressure system & method
10/21/2004US20040206512 Strippable collapsed well liner
10/21/2004US20040206507 Manifold device and method of use for accessing a casing annulus of a well
10/21/2004CA2523500A1 Apparatus for radially expanding and plastically deforming a tubular member
10/20/2004EP1468395A1 A coiled tubing inspection system using image pattern recognition
10/20/2004EP1467944A2 Floating lifting device
10/20/2004EP1015729B1 Connection of tubulars using a top drive
10/20/2004CN2649768Y Cable suspension device
10/19/2004CA2335677C Seal assembly for dual string coil tubing injection and method of use
10/14/2004US20040200622 Wellhead protector