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| Application No. | Application Title | Issue Date |
| 20110290505 | Drilling and Completion Deflector and Method of Using A tool assembly is provided. The tool assembly comprises a drilling deflector and a completion deflector, the completion deflector coupled to the drilling deflector.... | 12/01/2011 |
| 20100181789 | Milled Packer Retaining Tool with Reverse Circulation A grapple device is secured to a mill to allow relative rotation between them. The grapple has an outward bias to allow it to grip the packer bore or an extension from the packer. The mandrel has a wedge adjacent its lower end and torque fingers that fit between grapple... | 07/22/2010 |
| 20100175870 | DOWNHOLE DISCONNECT MECHANISM A release device includes a first sub, a second sub, and a connector separably connecting the first and the second sub, wherein the connector includes a shear member disposed with the first sub and a collar connected between the second sub and the shear member.... | 07/15/2010 |
| 20100111467 | MEASURING APPARATUS, VENTURI AND VENTURI INSERTION TOOL This invention comprises a system for measurement of temperature and pressure in oil wells. It comprises a single hybrid mandrel housing a double pressure and temperature optical sensor, capable of measuring temperature and pressure both in the ring and in the productio... | 05/06/2010 |
| 20090283327 | JOINTED SPEARHEAD ASSEMBLY A jointed spearhead assembly can include a base portion that is adapted to be connected to a down-hole object and a spearhead portion having a first end and a second. The second end includes a follower tab with a non-convex first follower interface. The spearhead portio... | 11/19/2009 |
| 20090266544 | SIGNAL OPERATED TOOLS FOR MILLING, DRILLING, AND/OR FISHING OPERATIONS Embodiments of the present invention generally relate to signal operated tools for milling, drilling, and/or fishing operations. In one embodiment, a mud motor for use in a wellbore includes: a stator; a rotor, the stator and rotor operable to rotate the rotor in respon... | 10/29/2009 |
| 20090206620 | Spearhead assembly A spearhead assembly (10) comprises a base (12) having an outer surface (14), a slot (16), a spear point (18) and a guard (20). The slot (16) is formed in the base (12) and has an opening (22) that opens ont... | 08/20/2009 |
| 20090121507 | Apparatus for gripping a down hole tubular for use in a drilling machine An apparatus for gripping a down hole tubular includes a body element defining a central cavity along a longitudinal axis. Disposed within the body element is at least one engaging member. In one aspect, the engaging member has an upper gripping element and a lower grip... | 05/14/2009 |
| 20060255607 | ELEVATOR SAFETY LIFTING SUPPORT An elevator safety lifting support comprises a base, a stand emanating perpendicularly from the base and having an outside diameter smaller than the inside diameter of an elevator, and a handle. The stand may be cylindrical in shape. The handle may be shaped for attachm... | 11/16/2006 |
| 20060226668 | Apparatus for delivering a tool into a submerged bore An apparatus for delivering a tool into a nuclear reactor jet pump submerged in a reactor pool includes a frame, and a propulsion unit for controlling the movement of the tool delivery apparatus within a pool of liquid. A guide assembly provides for delivery and inserti... | 10/12/2006 |
| 20050140153 | Handling tool for radioactive sources of logging while drilling devices Handling tool for radioactive sources of logging while drilling devices A handling tool (100) for securely handling a radioactive source (204) comprises a first securing device and a second securing device. The first securing device comprises a chamber ( 06/30/2005 | |
