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Boring or penetrating the earth July category listing 07/09

20090188717 - Method and a device for directional control of a rock drilling machine: A method for the directional control of a rock-drilling ma-chine, the drilling unit (1) of the rock-drilling machine, which is located in a borehole (2), comprising at least a pi-lot drill bit (6) or an underreamer drill bit (8), the drill bit(s) (6, 8) being driven by an electric motor... Agent: Patterson & Sheridan, L.L.P.

20090188718 - Methods of detecting, preventing, and remediating lost circulation: A method for planning a wellbore, the method including defining drilling data for drilling a segment of a planned wellbore and identifying a risk zone in the segment. Additionally, the method including determining an expected fluid loss for the risk zone and selecting a solution to reduce fluid loss in... Agent: Osha Liang/mi

20090188719 - Drilling apparatus having in-line extending wings and driving method thereof: The present invention relates to a borehole drilling apparatus with in-line extending wings and driving method thereof. The drilling apparatus comprises a guide device rotating while moving upwardly and downwardly in a casing to fit into a borehole, extending wings for extending the diameter of a drilled hole, and a... Agent: LexyoumeIPGroup, LLC

20090188720 - System and method for drilling: This disclosure relates in general to a method and system for controlling a drilling system for drilling a borehole in an earth formation. More specifically, but not by way of limitation, embodiments of the present invention provide systems and methods for controlling dynamic interactions between the drilling system for drilling... Agent: Schlumberger-doll Research Attn: Intellectual Property Law Department

20090188721 - Membrane method of making drilling fluids containing microbubbles: Drilling fluid is reduced in density while under pressure and prior to injection in the well by creating microbubbles of gas formed on transportation through a membrane while maintaining a transmembrane pressure difference sufficient to create the microbubbles.... Agent: William L. Krayer

20090188722 - Drilling device for drilling and reaming of a hole: Drilling device for drilling into ground, rock or for reaming a predrilled hole which drilling device comprises, if needed, a bit (2) which drills the central part of the hole and a hammer (1) for it, or the mentioned bit (2) is at least partly replaced with an endpiece which... Agent: Stites & Harbison PLLC

20090188723 - Pressurized fluid flow system for a reverse circulation hammer: A pressurized fluid flow system for a reverse circulation down-the-hole hammer comprising a cylinder (40) coaxially disposed in between the outer casing (1) and the piston (60); and two chambers (2, 3) defined by respective recesses on the inner surface of the outer casing (1) and separated by a dividing... Agent: Ladas & Parry LLP

20090188724 - Rolling cone drill bit having high density cutting elements: A rolling cone drill bit for drilling in earthen formations. In an embodiment, the drill bit comprises a plurality of rolling cone cutters. Each cone cutter includes a plurality of gage cutting elements, a first plurality of bottomhole cutting elements, and a second plurality of bottomhole cutter elements. Each of... Agent: Conley Rose, P.C. David A. Rose

20090188725 - Hard formation insert and process for making the same: A drilling insert includes a cylindrical body and a top portion of the drilling insert. The top portion is on top of the cylindrical body providing a contact area, wherein the contact area provides a flat area for distributing contact stress when the drilling insert impacts the formation.... Agent: Winstead PC

20090183916 - System and method for enhanced wellbore perforations: A method for perforating a subterranean formation includes positioning a shaped charge and a reactant composite material in a carrier; positioning the carrier in the wellbore; detonating the shaped charge; and disintegrating the reactant composite material using a shock generated by the detonated shaped charge. The method may also include... Agent: Paul S Madan Madan & Sriram, PC

20090183917 - System and apparatus for locating and avoiding an underground obstacle: A method and apparatus for detecting and avoiding an underground object during a horizontal directional drilling operation. The apparatus comprises a boring tool with a ground penetrating radar detection system. The boring tool is operatively connected to a drill string and advanced through the earth to create a borehole. The... Agent: Tomlinson & O'connell, P.C.

20090183919 - Downhole percussive tool with alternating pressure differentials: A downhole percussive tool is disclosed comprising an interior chamber and a piston element slidably sitting within the interior chamber forming two pressure chambers on either side. The piston element may slide back and forth within the interior chamber as drilling fluid is channeled into either pressure chamber. Input channels... Agent: Tyson J. Wilde Novatek International, Inc.

20090183920 - Downhole percussive tool with alternating pressure differentials: A downhole percussive tool is disclosed comprising an interior chamber and a piston element slidably sitting within the interior chamber forming two pressure chambers on either side. The piston element may slide back and forth within the interior chamber as drilling fluid is channeled into either pressure chamber. Input channels... Agent: Tyson J. Wilde Novatek International, Inc.

20090183918 - Methods and systems for drilling auxiliary holes: Systems and methods for drilling auxiliary holes such as conductor holes, ratholes, and mouseholes useful in drilling operations. In certain aspects, the systems and methods include the use of a portable drilling apparatus that is selectively mountable on a rig's drill floor and is removable after an auxiliary hole has... Agent: Guy Mcclung

20090183921 - Flow operated orienter: Embodiments of the present invention generally relate to a flow operated orienter. In one embodiment, a bottom hole assembly (BHA) for use in drilling a wellbore includes: a first mud motor having a stator and a rotor; a second mud motor having stator and a rotor; a drill bit rotationally... Agent: Patterson & Sheridan, L.L.P.

20090183922 - Method of removing dissolved iron in aqueous systems: Oilfield completion, drilling and workover fluids containing iron are treated to remove the iron by passing them through a cavitation device together with an oxidizing agent. The cavitation device intimately mixes the oxidizing agent with the fluid while increasing the temperature of the fluid, thus promoting the oxidation reaction. Ferric... Agent: William L. Krayer

20090183923 - Top drive drilling system and other applications using a low speed direct drive ac motor: A low speed alternating current motor having motor shaft speeds of about 300 is provided, and such motor has application in numerous industries and devices, such as, for example, in top drive drilling systems. Because of the low shaft speed, mechanical speed reduction equipment may not be necessary. In addition,... Agent: Akin Gump Strauss Hauer & Feld LLP

20090183924 - Tracked hydrovacuum vehicle: A tracked hydrovacuum vehicle combines a tracked vehicle and a hydrovacuum unit in a single machine with a single power source. The reduced weight and tracking of the modified machine permits operation of the device in boggy conditions. The compact size of the machine permits operation in congested areas.... Agent: Stephen R. Burri

20090183925 - Thermally stable polycrystalline diamond cutting elements and bits incorporating the same: Cutting elements are provided having substrates including end surfaces. TSP material layers extend over only a portion of the end surfaces or extend into the substrates below the end surfaces. Bits incorporating such cutting elements are also provided.... Agent: Christie, Parker & Hale, LLP

20090178847 - Method and device for subsea wire line drilling: A method and a device for subsea wire line drilling permit the recovery of a full core barrel with a coiled tubing, without pulling up a drill string.... Agent: Lerner Greenberg Stemer LLP

20090178848 - Subsea drilling system and method for operating the drilling system: A subsea drilling system includes a drilling module having a tool carousel being removable and replaceable in or out of water, a skid module and an ROV to be connected to and disconnected from the skid module in or out of water, for operating the subsea drilling system with the... Agent: Lerner Greenberg Stemer LLP

20090178849 - Apparatus and method for producing soil elements underground: The invention relates to an apparatus and a method for producing nozzle jet columns underground comprising a bore and nozzle rod arrangement (1) for producing a borehole and a nozzle jet column in the region of the borehole, and a measuring device (14) for measuring the nozzle jet column, in... Agent: Wolf Greenfield & Sacks, P.C.

20090178851 - Borehole drilling control system, method and apparatus: One embodiment includes an apparatus comprising a steerable well bore drilling tool having a main tool body. The steerable well bore drilling tool includes an inertial measurement unit to output a measurement used to determine an azimuthal deviation and inclination of the steerable well bore drilling tool during a drilling... Agent: Schwegman, Lundberg & Woessner, P.A.

20090178850 - Method and system for precise drilling guidance of twin wells: A method to guide a drilling path of a second well in proximity to a first well including: applying a time-varying electrical current to a conductive casing or liner of the first well; from the drilling path of the second well, sensing an electromagnetic field generated by the current in... Agent: Nixon & Vanderhye P.C.

20090178852 - Drilling assembly, drilling reamer arm assembly, and methods of drilling: This invention includes drilling assemblies, drilling reamer arm assemblies, and methods of drilling. In one implementation, a drilling assembly includes a cutting head apparatus configured to cut into earthen material as the cutting head apparatus is rotated. A drive shaft extends aft of and is configured to rotate the cutting... Agent: Wells St. John P.s.

20090178853 - Mobile soil sampling device with vacuum collector: A mobile soil sampling device is mounted on the side of a vehicle such as an ATV or UTV and includes an upstanding frame member which is vertically movable with respect to the vehicle by means of a parallel arm linkage and actuator. A vertically disposed and rotatable auger is... Agent: Thomte Law Office, L.L.C.

20090178854 - Mobile soil sampling device with vacuum collector: A mobile soil sampling device is mounted on the side of a vehicle such as an ATV or UTV and includes an upstanding frame member which is vertically movable with respect to the vehicle by means of a parallel arm linkage and actuator. A vertically disposed and rotatable auger is... Agent: Thomte Law Office, L.L.C.

20090178855 - Thermally stable polycrystalline diamond cutting elements and bits incorporating the same: Cutting elements are provided having substrates including end surfaces. TSP material layers extend over only a portion of the end surfaces or extend into the substrates below the end surfaces. Bits incorporating such cutting elements are also provided.... Agent: Christie, Parker & Hale, LLP

20090178856 - Drill bit and cutter element having a fluted geometry: A drill bit for cutting a borehole having a borehole sidewall, corner and bottom, the drill bit comprises a bit body including a bit axis. In addition, the drill bit comprises a rolling cone cutter mounted on the bit body and adapted for rotation about a cone axis. Further, the... Agent: Conley Rose, P.C. David A. Rose

20090173538 - Tripping indicator for mwd systems: A method for surveying a formation includes conveying a survey instrument into the wellbore; measuring one or more parameters of interest relating to a wellbore tubular in the wellbore; and operating the survey instrument after the measured parameter of interest indicates that the wellbore tubular is being tripped out of... Agent: Madan & Sriram, P.C.

20090173540 - Anti-stall tool for downhole drilling assemblies: An anti-stall tool in an oil well drilling assembly that controls reciprocation of the drill bit by a controller that alters weight-on-bit (WOB) depending upon measured downhole pressure or torque at the downhole motor. The controller receives preset high and low working pressure limits for the downhole motor and keeps... Agent: Christie, Parker & Hale, LLP

20090173539 - Spring-operated anti-stall tool: An anti-stall tool in an oil well drilling assembly that controls reciprocation of the drill bit by controller that alters weight-on-bit (WOB) depending upon measured downhole pressure or torque. The downhole controller keeps the drill bit rotating by maintaining WOB during normal drilling operations, increasing WOB if sensed working pressure... Agent: Christie, Parker & Hale, LLP

20090173541 - Rotary steerable tool: A rotary steerable tool for use in a downhole drilling apparatus for adjusting the direction of drilling is disclosed. The tool comprises a tubular outer housing and a row of steering pushers slidably mounted to the housing for movement between an extended position, in which the steering pusher engages a... Agent: General Electric Company Ge Global Patent Operation

20090173542 - Vibratory unit for drilling systems: A down-the-hole vibratory unit for a drilling system includes a casing comprising a fluid inlet, and a plurality of eccentrically weighted rotor assemblies positioned at least partially within the casing and in fluid communication with the inlet, the eccentrically weighted rotor assemblies that are unbalanced relative to a central axis... Agent: Workman Nydegger 1000 Eagle Gate Tower

20090173543 - Slim-hole parasite string: A system for drilling a well having a wellbore includes a first pipe string positioned in the wellbore with a first annulus being present between the first pipe string and the wellbore. A second pipe string, smaller in diameter than the first pipe string, is positioned within the first pipe... Agent: Sonnenschein Nath & Rosenthal LLP

20090173544 - Method and apparatus for lateral well drilling utilizing an abrasive fluid stream discharged from a rotating nozzle: A method and apparatus for penetrating a side of a well casing and/or drilling into earth strata surrounding the well casing, utilizing a rotating fluid discharge nozzle, and an abrasive introduced into the fluid downstream of apparatus for rotating the nozzle. Apparatus for rotating the nozzle can include a motor... Agent: Haverstock Roberts LLP

20090173545 - Air filtration for rock drilling: A downhole tool to separate liquid from a drilling fluid includes a multi-vein cyclonic separator disposed within a housing, the cyclonic separator including at least two veins extending in a spiral along the length of the cyclonic separator, holes in the housing positioned adjacent to edges of veins of the... Agent: Osha, Liang LLP / Smith

20090173546 - Earth bit with hub and thrust units: An earth bit includes a cone rotatably mounted to a shaft with a hub unit and thrust roller bearings. The hub unit is moveable between mounted and unmounted positions on the shaft, as a single unit, in a repeatable manner. The hub unit includes a pair of roller bearings positioned... Agent: Schmeiser Olsen & Watts

20090173547 - Ultra-hard and metallic constructions comprising improved braze joint: An ultra-hard and metallic construction comprises an ultra-hard component that is attached to a metallic component via a braze joint. The braze joint is interposed between the ultra-hard component and the metallic component, and comprises a first braze material bonded to a surface of the ultra-hard component. The braze joint... Agent: Connolly Bove Lodge & Hutz LLP

20090173548 - Polycrystalline ultra-hard compact constructions: Polycrystalline ultra-hard compact constructions comprise a polycrystalline ultra-hard compact having a polycrystalline ultra-hard body attached to a substrate. A support member is attached to the compact by a braze material. The support member can have a one-piece construction including one or more support sections. The support member has a first... Agent: Connolly Bove Lodge & Hutz LLP

20090166085 - Downhole fluid analysis: A method that uses downhole fluid analysis in order to selectively collect and retain formation fluid samples in a drilling environment, as well as, control drilling using downhole fluid analysis.... Agent: Schlumberger K.k.

20090166086 - Closed-loop control of rotary steerable blades: A steering tool has a controller configured to provide closed-loop control of blade pressure and position. In one embodiment, the controller is configured to execute a directional control methodology in which the drilling direction is controlled via control of the blade position. The pressure in each blade is further controlled... Agent: Smith International, Inc. Patent Services

20090166087 - Communication connections for wired drill pipe joints for providing multiple communication paths: A drill pipe includes a pin end connector, a box end connector, a first communication connector having a plurality of first communication contacts and a second communication connector having a plurality of second communication contacts. The pin end connector is received by the box end connector to join sections of... Agent: Schlumberger Oilfield Services

20090166088 - Subsurface formation core acquisition system using high speed data and control telemetry: A core sample acquisition device includes a core receiving barrel configured to couple to a drill string proximate a core drilling bit. The device includes a sensor for determining a property of a core sample urged into the receiving barrel by drilling the core sample. The sample acquisition device includes... Agent: Schlumberger Oilfield Services

20090166089 - Drilling tool steering device: The invention concerns a drilling tool steering device, characterized in that it contains, consecutively from upstream to downstream, a main body (1) and a steerable housing (2), joined respectively by at least one connection of pivot, sliding pivot, ball joint or annular linear type forming a first bearing (4), and... Agent: Larson & Anderson, LLC

20090166090 - Top drive drilling apparatus: A well drilling apparatus (10) (top drive) designed to be suspended from a travelling block (6) in a drawworks and laterally supported by a dolly (9) running together with the well drilling apparatus along tracks or rails fixed to a derrick. The well drilling apparatus (10) comprises at least one... Agent: Nixon & Vanderhye, PC

20090166091 - Drill bit and design method for optimizing distribution of individual cutter forces, torque, work, or power: A design process and resulting bit structure is provided for drill bits wherein cutter geometries on the face of the bit are tailored to optimize the distribution of one or more of forces, torque, work, or power of each cutter relative to other cutters. Balanced are the forces, torque, work,... Agent: Baker Botts L.L.P. Patent Department

20090166092 - Pile driving: A system for aligning a pile during pile driving, comprising: a pile (16) having a laterally protruding coupling (20) for a tether; and a pile guide (10) for supporting the pile as it is driven into a substrate, comprising a base frame (12) and a pile guide member (14) mounted... Agent: Townsend And Townsend And Crew, LLP

20090166093 - Reamer with stabilizers for use in a wellbore: A reamer bit for use in earth boring operations comprising a body, cutter mounts having rolling cutters on the bit body, and stabilizers pads on the body placed between adjacent cutter mounts. The reamer may further include a pilot bit on a drill pipe extending downward from the reamer body.... Agent: Bracewell & Giuliani LLP

20090166094 - Polycrystalline diamond materials having improved abrasion resistance, thermal stability and impact resistance: PCD materials comprise a diamond body having bonded diamond crystals and interstitial regions disposed among the crystals. The diamond body is formed from diamond grains and a catalyst material at high pressure/high temperature conditions. The diamond grains have an average particle size of about 0.03 mm or greater. At least... Agent: Connolly Bove Lodge & Hutz LLP