Boring or penetrating the earth inventions 01/07

20070017704 - Single joint drilling system: A pipe handling system comprising a pipe erector operable to move a pipe from a horizontal storage position to a substantially vertical position wherein an upper end of the pipe is disposed above an elevated drill floor of a drilling rig and the pipe is offset from well center The... Agent: Conley Rose, P.C.

20070017703 - Single joint drilling system with inclined pipe handling system: A pipe handling system comprises a pipe erector that is operable to move a pipe from a horizontal storage position to an inclined position. In the inclined position, an upper end of the pipe is adjacent to an elevated drill floor of a drilling rig and the pipe is at... Agent: Conley Rose, P.C.

20070017705 - Downhole tool position sensing system: A downhole tool includes a mandrel, an inner sleeve, and an outer housing. The inner sleeve being rotatable relative to the outer housing and the mandrel being rotatable relative to the inner sleeve and the outer housings. The outer surface of the inner sleeve includes more than one selected position... Agent: Conley Rose, P.C.

20070017706 - Methods of drilling and consolidating subterranean formation particulates: The present invention relates to improved methods for drilling well bores penetrating producing zones while controlling formation particulates. Some embodiments of the present invention provide methods of drilling a well bore into a subterranean formation comprising the steps of providing a drilling composition comprising a drilling fluid and a consolidating... Agent: Halliburton Energy Services, Inc.

20070017707 - One-step directional coring or drilling system: An assembly for sidetracked drilling in a wall of a borehole previously drilled or cored in a formation includes a guide element and an expansible device fixed to the front end of the guide element operable to be selectively expanded by an actuation means. A sidetracking channel is formed in... Agent: Baker Botts L.L.P. Patent Department

20070017708 - Expandable reamer apparatus for enlarging boreholes while drilling and methods of use: An expandable reamer apparatus and methods for reaming a borehole, wherein a laterally movable blade carried by a tubular body may be selectively positioned at an inward position and an expanded position. The laterally movable blade, held inwardly by blade-biasing elements, may be forced outwardly by drilling fluid selectively allowed... Agent: Trask Britt

20070017709 - Split cone bit: A roller cone drill bit and a method for designing thereof. The roller cone drill bit includes a bit body configured to be coupled to a drill string and a journal depending from the bit body. A split roller cone is rotatably attached to the journal. The split roller cone... Agent: Osha Liang L.L.P.

20070017710 - Secondary cutting element for drill bit: A rotary drag bit comprises a bit body and a plurality of blades extending radially away from the bit body, each blade including a cutting assembly. Each cutting assembly has a plurality of primary cutters orientated in the direction of rotation of the drill bit for drilling or boring into... Agent: Seyfarth Shaw LLP

20070012482 - Method and device for producing pretensioned anchorings: The invention concerns a method and device for boring, particularly percussion boring or rotary percussion boring, a hole (2) in soil or rock material and for forming an anchoring. According to the invention, a borehole (2) is formed by inserting a drill bit (4), and a casing tube (7) is... Agent: Jacobson Holman PLLC

20070012483 - System and method for locating and tracking a boring tool: A system for monitoring the position and orientation of a downhole tool assembly having multiple beacons. In a preferred embodiment the first and second beacons are supported by the downhole tool assembly. Both beacons are adapted to transmit signals that are indicative of the orientation and position of the downhole... Agent: Tomlinson & O'connell, P.C.

20070012484 - Method and device for drilling a hole in soil or rock material and for forming an anchoring: The invention concerns a method and device for boring, particularly percussion boring or rotary percussion boring, a hole (2) in soil or rock material and for forming an anchoring. According to the invention, a borehole (2) is formed by inserting a drill bit (4), and tensioning elements (10) coupled to... Agent: Jacobson Holman PLLC

20070012485 - Pulling tool device for use in tubulars and boreholes for oil-and gas production: A pulling tool for use in the placing of equipment and acquisition of data from pipes and boreholes used in the production of oil and gas. For this purpose the tool is constructed round a central, elongate, cylindrical main element (1) to which there are arranged radially movable links (2),... Agent: Andrus, Sceales, Starke & Sawall, LLP

20070012486 - Slip spool assembly and method of using same: A slip spool includes radially disposed actuators for radially moving slip blocks between a loose encirclement position in which they surround the tubing string and a cached position in which the slip blocks clear an axial passage of the slip spool. The slip spool further includes axially disposed actuators for... Agent: Nelson Mullins Riley & Scarborough, LLP

20070007039 - Arrangement for controlling rock drilling: The invention relates to a method for controlling rock drilling, and a rock drilling arrangement At least one feed channel (37) of a feed actuator (3, 33) is pro-vided with a restrictor (46), which causes a pressure drop if the penetration rate increases and, consequently, a flow through the restrictor... Agent: Drinker Biddle & Reath (dc)

20070007040 - Method and device for impact loosening of thread joints: Method of impact loosening of thread joints at rock drilling, whereby vibrations from a drill string (1) are sensed at the same time as a rock drilling machine (2) exerts the drill string (1) to impacts without feeding the drill string (1) against a ground (3), that the sensed vibrations... Agent: Mark P Stone

20070007041 - Active controlled bottomhole pressure system and method with continuous circulation system: An APD Device provides a pressure differential in a wellbore to control dynamic pressure loss while drilling fluid is continuously circulated in the wellbore. A continuous circulation system circulates fluid both during drilling of the wellbore and when the drilling is stopped. Operating the APD Device allows wellbore pressure control... Agent: Madan, Mossman & Sriram, P.C.

20070007042 - Electric horizontal directional drilling machine system: An electric horizontal directional drilling machine. An electric horizontal directional drilling machine is powered by an electric power assembly. The power assembly is made up of a fuel cell and inverter, or multiple fuel cells with synchronized inverters. , are used to power an electric motor controller and electric motor.... Agent: Tomlinson & O'connell, P.C.

20070007043 - Cutting device with multiple cutting structures: A cutting device for downhole operations comprises a first cutting structure, and a second cutting structure, wherein at least the second cutting structure is selectively presentable for operation. A method of performing a downhole cutting operation comprises running into a well bore a cutting device comprising a plurality of cutting... Agent: Conley Rose, P.C.

20070007044 - Washpipe seal: A controlled leakage seal assembly having a first stationary portion adapted to be connected in substantially fluid-tight relation to a source of drilling fluid and a second portion adapted to be connected in substantially fluid-tight relation to a rotary portion including a washpipe. The seal includes a first housing and... Agent: Vedder Price Kaufman & Kammholz

20070007045 - downhole hammer drill: There is provided a down hole hammer having a drive sub or chuck (10) having splines (11), and a drill bit (13) having longitudinal splines (23) extending toward a bit head (15) having a bit face (16) bounded by a series of gauge row mounting portions (17), each of which... Agent: Shoemaker And Mattare, Ltd

20070000692 - Method of monitoring gas influx into a well bore when drilling an oil and gas well, and apparatus constructed in accordance with the method: A method of monitoring gas influx into a well bore when drilling an oil and gas well. A first step involves positioning a pressure sensor in a well bore at a lower end of a well casing string. A second step involves connecting the pressure sensor to a pressure reader... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20070000693 - Tractor with improved valve system: A hydraulically powered tractor includes an elongated body, two gripper assemblies, at least one pair of aft and forward propulsion cylinders and pistons, and a valve system. The valve system comprises an inlet control valve, a two-position propulsion control valve, a two-position gripper control valve, two cycle valves, and two... Agent: Knobbe Martens Olson & Bear LLP

20070000695 - Mud motor force absorption tools: A force absorbing tool is attached to a mud motor in a drilling string. The tool includes an outer housing portion that is secured to a drilling string, and an inner mandrel portion that is secured to a mud motor and is moveable axially and rotationally with respect to the... Agent: Shawn Hunter

20070000696 - Mud motor pressure absorption tools: A pressure absorbing tool is attached to a workover motor in a milling assembly. The tool includes an upper housing portion that is secured to a drilling string, and a lower mandrel portion that is secured to the workover motor and is moveable axially, but not rotationally with respect to... Agent: Shawn Hunter

20070000694 - Pneumatic rock drill: The invention relates to a pneumatic rockdrill (99) comprising: a housing, including an air supply inlet for receiving compressed air, and a cylinder (50), connected to the air supply inlet by a set of air passages; an impact piston (14), at least part of which is reciprocable within the cylinder... Agent: Foley And Lardner LLP Suite 500

20070000697 - Puller-thruster downhole tool: A method and apparatus for propelling a tool having a body within a passage. The tool includes a gripper including at least a gripper portion which can assume a first position that engages an inner surface of the passage and limits relative movement of the gripper portion relative to the... Agent: Knobbe Martens Olson & Bear LLP

20070000698 - Graded hardfacing for drill bits: A drill bit including a bit body having an upper end adapted to be detachably secured to a drill string and at least one leg at its lower end, each leg having a downwardly and inwardly extending journal bearing, at least one roller cone mounted on each journal bearing, at... Agent: Osha, Liang LLP / Smith

20070000699 - Asymmetric graded composites for improved drill bits: A cutting tool that includes at least one tungsten carbide cutting element disposed on a support, wherein at least one tungsten carbide cutting element has at least one localized region having a material property different from the remaining region, wherein the at least one localized region having a different material... Agent: Osha, Liang LLP / Smith

20070000700 - Twist bit for drilling mortar and for optimizing dissipation of heat and dust created by the drilling: A twist bit for drilling mortar and for optimizing dissipation of heat and dust created by the drilling. A shaft has a flute therein configured in a spiral configuration therealong leaving a flute land thereon also configured in a spiral configuration therealong, a tip, and a head including the tip... Agent: Richard L. Miller

20070000701 - Drill bit, a drill rod and a self drilling roof bolt: A drill bit (11) for attachment to an elongate drill rod (10), the drill bit (11) including means for attachment to an end of the drill rod, and a leading end which defines a pair of diametrically opposed slots (16, 17) which open axially for receipt of a portion of... Agent: Drinker Biddle & Reath (dc)