Boring or penetrating the earth inventions 04/08

20080093124 - Apparatus and methods for drilling a wellbore using casing: Apparatus and methods for drilling with casing. In an embodiment, methods and apparatus for deflecting casing using a diverter apparatus are disclosed. In another embodiment, the apparatus comprises a motor operating system disposed in a motor system housing, a shaft operatively connected to the motor operating system, the shaft having... Agent: William B. Patterson Moser, Patterson & Sheridan, L.L.P.

20080093123 - Procedure for installing horizontal drains for uptake of sea water: A procedure for the installation of horizontal drains for uptake of seawater of the type of those that use guided horizontal drilling (GHD) with widening by means of reamers and use of drilling muds for consolidation of the drilled galleries, and subsequent installation of drains, characterized in that the guided... Agent: Collard & Roe, P.C.

20080093125 - Method and system for forming a non-circular borehole: System and methods for creating shaped, non-circular boreholes in rocks especially for use with geothermal heat pump applications and for increasing wellbore support in applications such as horizontal oil and gas drilling are described. The systems and methods when applied to geothermal heat pumps create an elliptical shaped hole that... Agent: Townsend And Townsend And Crew, LLP

20080093126 - Drill rod support, and drill rod support half: Drill rod support half (20) comprising a surface (21) for direct contact with the drill string (30), and the half being provided with a recess (23) capable of forming a drill string opening (22) with an opposing drill rod support half (20). The invention is characterized in that the recess... Agent: Mark P. Stone

20080093127 - Wellbore tubular handling torque multiplier: A tubular handling torque multiplier includes a torque input end for connection to the quill of a top drive, a torque output end for connection at least indirectly to a well tubular joint to be driven to rotate, gears for adjusting the torque output from the torque output end from... Agent: Bennett Jones LLP

20080093128 - Bearing insert sleeve for roller cone bit: An earth boring bit has a bearing pin with a sleeve mounted on it. The sleeve is fixed against rotation but able to float relative to the bearing pin. A cone fits over and forms a bearing surface with the sleeve. The sleeve and bearing pin are configured to have... Agent: James E. Bradley Bracewell & Giuliani LLP

20080087467 - Arrangement for controlling percussive rock drilling: A method and a storage device including a software product for controlling percussive rock drilling, and further a rock drilling rig to which the method is applied. The rotation resistance is monitored, the aim being to keep it below a desired reference value. To adjust the rotation resistance, successive control... Agent: Drinker Biddle & Reath (dc)

20080087468 - Track-mounted drilling machine with active suspension system: A drilling machine includes a frame, a tower that is supported by the frame, two tracks for movement over the ground, at least three yokes that interconnect the frame and the two tracks, at least three hydraulic cylinders, an inclinometer that senses the inclination of the frame and produces an... Agent: Michael Best & Friedrich LLP

20080087469 - Track-mounted drilling machine with active suspension system: A drilling machine includes a frame, a tower that is supported by the frame, two tracks for movement over the ground, at least four yokes that interconnect the frame and the two tracks, a plurality of hydraulic cylinders, a plurality of sensors, and a controller. The tower includes a drill... Agent: Michael Best & Friedrich LLP

20080087470 - Formation evaluation while drilling: A sample module for a sampling while drilling tool includes a sample fluid flowline operatively connectable between a sample chamber and an inlet, for passing a downhole fluid. A primary piston divides the sample chamber into a sample volume and a buffer volume and includes a first face in fluid... Agent: Schlumberger Oilfield Services

20080087471 - Roller cone drill bits with optimized bearing structures: A roller cone drill bit may include optimally designed bearing structures and cutting structures. The roller cone drill bit may include three cone assemblies rotatably mounted on respective spindles via respective bearing structures. Each cone assembly may have a respective cutting structure with a minimal moment center located along each... Agent: Baker Botts L.L.P. Patent Department

20080087472 - Cuttings impoundment: A method for disposing drill cuttings including transferring a plurality of drill cuttings from a drilling location to a disposal site. The drill cuttings being placed as a first layer onto a drilling cuttings pad located at the disposal site, and impounded onto the drill cuttings pad. Also, a method... Agent: Osha Liang/mi

20080087473 - Percussive drill bit: A percussive drill bit has a working face opposite a shank end. The working face has a central jack insert and a plurality of peripheral inserts extending from the working face. The ends of the plurality of the peripheral inserts form an impacting plane. The central jack insert is disposed... Agent: Tyson J. Wilde Novatek International, Inc.

20080083564 - Apparatus and method to control the rotation of a downhole drill bit: An apparatus and method to control the rotation of a downhole drill bit are disclosed. A pair of spaced-apart measuring or survey instruments at the drill string provide data that is analyzed to determine relative rotation between the instruments so that drag affecting the drill bit may be reduced.... Agent: Schlumberger Oilfield Services

20080083566 - Reclamation of components of wellbore cuttings material: A method for reclaiming component materials from a drill cuttings mixture of drilling fluid and cuttings material, the method including flowing a drill cuttings mixture of drilling fluid and cuttings material to a dryer, producing with the dryer dry cuttings material, and conveying with a conveyor system the dry cuttings... Agent: Guy Mcclung

20080083567 - Rotary steerable drilling apparatus and method: The present invention relates to a rotary steerable drilling apparatus which separates the drill string from the bottom hole assembly thereby allowing the biasing means to push the bit in a given direction without having to lift the drill string along with the bottom hole assembly.... Agent: Schlumberger Oilfield Services

20080083565 - Method of geothermal loop installation: There is provided a method for drilling a hole into the ground and installing a geothermal transfer loop. A drilling apparatus is positioned at a desired location. The drilling apparatus includes a rotating and vibrating apparatus, such as a sonic drill, for rotating and vibrating a hollow drill string into... Agent: Berenato, White & Stavish, Llc

20080083568 - Methods for applying wear-resistant material to exterior surfaces of earth-boring tools and resulting structures: Earth-boring tools include wear-resistant materials disposed in at least one recess formed in an exterior surface of a body thereof. Exposed surfaces of the wear-resistant material are substantially level with exterior surfaces of the body adjacent the wear-resistant material. In some embodiments, recesses may be formed in formation-engaging surfaces of... Agent: Trask Britt

20080078581 - Method and apparatus for sampling high viscosity formation fluids: A formation fluid sampling tool is provided with a drill which drills into the formation in a manner perpendicular or oblique to the borehole wall. Preferably the tool introduces a mechanism into the drilled hole for enhancing the mobility of the reservoir fluid. In one embodiment the mechanism is a... Agent: Schlumberger Oilfield Services

20080078582 - Variable positioning deep cutting rotary coring tool with expandable bit: A coring device includes a primary and a secondary bit that drill a first and second depth into a formation, respectively. The first and second bits are positioned on telescopically arranged mandrels that are rotated by a suitable rotary drive. The coring tool also includes a drive device that extends... Agent: Madan, Mossman & Sriram, P.C.

20080078583 - Method for assembling a modular fluid end for duplex pumps: A fluid end for a duplex mud pump. In one implementation, the fluid end includes two liner blocks, each having a central passage. The fluid end further includes two fluid inlets disposed on a side portion and two fluid outlets disposed on a top portion and a suction manifold displaced... Agent: Ari Pramudji Pramudji Wendt & Tran, LLP

20080078580 - Tool for azimuthal resistivity measurement and bed boundary detection: Systems and methods for performing bed boundary detection and azimuthal resistivity logging with a single tool are disclosed. Some method embodiments include logging a borehole with an azimuthally-sensitive resistivity logging tool; deriving both a resistivity log and a boundary detection signal from measurements provided by said tool; and displaying at... Agent: Krueger Iselin LLP (1391)

20080078584 - Bit assembly for down-hole drills: A bit assembly is for a drill having a casing, a central axis and a hammer movably disposed within the casing. The bit assembly includes a chuck with a tubular body having first and second ends, the first end being connected with the casing such that the second end is... Agent: Michael Best & Friedrich LLP

20080078585 - Drainage pipe: A drainage pipe to be inserted into the ground, presents a plurality of openings (5) for the passage of water, wherein each of the openings is closed by a cap (9) containing one or more holes (11) filled with water-soluble material (13), adapted to prevent the passage of debris during... Agent: Young & Thompson

20080078586 - Mud systems with pressure relief valve: A pressure relief valve assembly useful for relieving fluid pressure in a pressurized device, the assembly in certain aspects including a valve body with an inlet passageway in fluid communication with an outlet passageway, a valve member for selectively controlling fluid flow from the inlet passageway to the outlet passageway,... Agent: Guy Mcclung