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US20150184503 Turbine Drilling Assembly with Near Drilling Bit Sensors  
A turbine drilling assembly can include a turbine drilling motor having an upper drill string connector, and an inclination sensor positioned 10 in the turbine drilling assembly below the upper...
US20140157860 METHOD AND ARRANGEMENT FOR CALIBRATING SENSORS IN DRILLING EQUIPMENT  
A method for calibrating sensors in a drilling apparatus provided with a movable carrier, a frame, a boom assembly mounted to rotate about a turning axis vertical to the frame, and an angle sensor...
US20130062122 HIGH TEMPERATURE DRILLING WITH LOWER TEMPERATURE RATED TOOLS  
A method of maintaining a desired temperature at a location in a well can include adjusting fluid circulation parameters, thereby reducing a difference between an actual temperature at the...
US20110061934 Vibration Damping Tool for Downhole Electronics  
A shock reduction tool includes an upper interconnect module configured to electrically and mechanically orient and connect to an upper module and a lower interconnect module configured to...
US20130199846 MOTOR SAVER SUB FOR DOWN HOLE DRILLING ASSEMBLIES  
A down hole drilling tool for preventing overpressure strain on surface pumping equipment or a down hole drilling motor having a housing and a circulation port and four hydraulic valves positioned...
US20110100711 METHOD AND EQUIPMENT FOR DISPLAYING DRILL HOLES AND METHOD FOR DIRECTING DRILL ROD WHEN HOLES ARE DRILLED INTO ROCK  
A method and equipment for displaying holes to be drilled when drilling holes into rock with a rock-drilling rig having control equipment and a display belonging thereto and measuring means for...
US20140034387 ROTATION UNIT, ROCK DRILLING UNIT AND METHOD FOR ROCK DRILLING  
A rotation unit, rock drilling unit and method for rock drilling. The rotation unit includes a main shaft that is rotated around its longitudinal axis by means of a rotating motor. The main shaft...
US20130306374 COMMUNICATION SYSTEM FOR EXTENDED REACH WELLS  
A downhole communication system for an extended reach borehole, including an operator unit operatively arranged to enable at least one of remote monitoring or control of at least one device...
US20130140087 DUAL PIPE ROD ASSEMBLY SECTION, HORIZONTAL DRILLING DEVICE AND PROBE HOUSING  
A dual pipe rod assembly section includes an inner rod section and an outer rod section, with a probe which is arranged in the dual pipe rod assembly section, a horizontal drilling device and a...
US20140338975 ROTARY DRILL HEAD POSITION MEASUREMENT SYSTEM  
A blast hole drill machine (100) including a deck frame (102), and a mast (106) mounted on the deck frame (102) is provided. A feed cylinder (120) supported on the mast (106) and configured to...
US20140083771 Mechanical Caliper System For A Logging While Drilling (LWD) Borehole Caliper  
A logging while drilling (LWD) caliper includes a drill collar, at least one movable pad, a hinge coupler, a power transmitter and a power receiver. The hinge coupler couples the movable pad to...
US20130299239 Method For Controlling Drilling Unit of Rock Drilling Rig, and Rock Drilling Rig  
A method for excavating a rock cavern one round at a time and a rock drilling rig for the same. The rock drilling rig includes at least one drilling boom and at least one drilling unit is arranged...
US20070235224 Drill pipe with vibration dampening liner  
An instrumented drill pipe including an elastomeric tubular liner secured to the inner surface of a tubular member. The elastomeric liner has an interior surface configured to form a plurality of...
US20080210468 DRILL HEAD CONNECTION AND METHOD  
A drill head system and method of use is shown. Drill head systems shown provide for a secure drill head connection to a cylindrical portion or sonde housing, while still allowing for easy removal...
US20130175091 METHOD AND DEVICE FOR MONITORING DOWN-THE-HOLE PERCUSSION DRILLING  
A method and device for monitoring down-the-hole percussion drilling. A down-the-hole hammer is supplied with percussion and flushing fluid flow. The down-the-hole hammer is subjected to...
US20130032403 Rechargeable Battery Controller  
A method and a system may be provided. The system may include: a drilling pipe that comprises an inner space; a telemetry system, arranged to (a) sense drilling information about an underground...
US20120172072 ARC RFID Antenna  
A system, in certain embodiments, includes a spider configured to support multiple mineral extraction riser segments. The system also includes a gimbal disposed below the spider and configured to...
US20090250263 Adaptive user interface for rock drilling rig  
The invention relates to a control apparatus for controlling a multi-phase rock drilling event carried out with a rock drilling rig. In a display of the rock drilling rig or a control unit...
US20150090495 DOWNHOLE TEMPERATURE SENSING OF THE FLUID FLOW IN AND AROUND A DRILL STRING TOOL  
Temperature sensing devices and methods for determining downhole fluid temperature at a drill string in a borehole while drilling are disclosed. The device includes a temperature sensor capable of...
US20150226009 Near-Bit Borehole Opener Tool and Method of Reaming  
The present disclosure relates to a near-bit borehole opener (reamer) tool and a method of drilling a wellbore comprising: (a) disposing in the wellbore a tool string; (b) lowering and rotating...
US20150014058 Drilling System and Method for Monitoring and Displaying Drilling Parameters for a Drilling Operation of a Drilling System  
A drilling system and method for monitoring drilling parameters for an underground drilling operation.
US20100307825 EXCAVATION DEVICE AND PROFILE ANALYSES OF THE EXCAVATION ITSELF AND ASSOCIATED METHOD  
An excavation device (1) and profile analysis of the excavation includes a device (1) realizing excavations of prismatic shape and having a frame (3) and a plurality of excavation wheels (2). The...
US20140284105 METHOD OF AND A DEVICE AND AN ELECTRONIC CONTROLLER FOR MITIGATING STICK-SLIP OSCILLATIONS IN BOREHOLE EQUIPMENT  
A method for mitigating stick-slip oscillations in borehole equipment while drilling a borehole in an earth formation is described. The borehole equipment is modelled by a computational model for...
US20140182934 SYSTEMS AND METHODS FOR HYDRAULIC BALANCING DOWNHOLE CUTTING TOOLS  
Disclosed are systems and methods of balancing weight and hydraulic energy distribution between downhole cutting tools. One system includes a drill bit arranged at a distal end of the bottom-hole...
US20090200078 Method of drilling a well at or under balance using a electrical submersible pump  
A drilling system for use in a well bore consists of a drill string, an electrically powerable pump (8), a connector (16) for supporting the pump (8) including a through bore (32) through which...
US20100012376 Monolithic movable rotary well drilling rig  
A monolithic well drilling rig for drilling either on-shore or off-shore new in-line arranged oil, gas, mineral and water wells or for servicing in-line not productive said wells with well heads...
US20140190748 DRILLING DEVICE AND PROCESS  
A plurality of cutting faces is attached sequentially at a distal end of a drill string. The forward most cutting face that is distal to the top of the hole is exposed and used for drilling until...
US20110000713 SYSTEM AND METHOD FOR DRILLING USING DRILLING FLUIDS  
A method and a system for detecting or measuring influxes of formation water or brine into a drilling fluid being used to drill a borehole through an earth formation are described. The method and...
US20060037782 Diverter heads  
A monitoring system for a rotating diverter head for use in the drilling of oil, gas and geothermal wells. The system includes a pressure sensor which is mounted beside the stripper rubber which...
US20150136487 CORING SYSTEM INCLUDING TENSIOMETER AND METHOD OF DECIDING ACCURATE CORING USING THE SAME  
The present invention relates to a coring system and a determining method that can determine whether accurate coring was achieved. A coring system according to the present invention includes: a...
US20150021093 DOWNHOLE MEASUREMENT ASSEMBLY, TOOL AND METHOD  
A downhole measurement assembly, tool, and method is provided. The downhole measurement assembly includes at least one drill collar 220 having at least one compensation portion and at least one...
US20120181083 Top Drive Output Torque Measurement Method  
A top drive assembly that includes a gauge for measuring strain in a linkage coupling the top drive to a drilling rig frame. The strain measuring gauge, which can be a strain gauge, is disposed on...
US20090139767 WELLBORE DRILLING SYSTEM  
A method related to restarting a drilling process is provided. The method includes the steps of applying a surface torque to a drill string in a borehole, detecting signals related to one of a...
US20090266544 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...
US20120000707 Measuring Mechanism in a Bore Hole of a Pointed Cutting Element  
In one aspect of the present invention, a method of excavation with pointed cutting elements, comprising the steps of providing a excavating assembly with at least one pointed cutting element, the...
US20050279532 Drilling wellbores with optimal physical drill string conditions  
A drilling system includes a control unit and a bottomhole assembly (BHA) coupled to a drill string. The control unit uses measurements from sensors distributed throughout the drill string and BHA...
US20130075156 Control System for a Machine for Digging and/or Drilling Soil and Digging and/or Drilling Machine Including Such a System  
Control system (40) for a machine for digging and/or drilling earth, wherein the machine for digging and/or drilling earth (10) comprises a digging head (11) arranged to dig the soil, a flexible...
US20080042870 METHOD OF DETERMINATION OF A STUCK POINT IN DRILL PIPES BY MEASURING THE MAGNETIC PERMEABILITY OF PIPES  
The invention is a method of determining a free point in stuck drill pipes, comprising the steps of: a. measuring a first magnetic permeability (μ1) based on a time-induced decay of the...
US20140246236 EXPANDABLE REAMER ASSEMBLIES, BOTTOM HOLE ASSEMBLIES, AND RELATED METHODS  
Expandable reamer assemblies include an expandable reamer module and an activation module. An outer tubular body of the activation module is rigidly coupled to a tubular body of the expandable...
US20140102793 SYSTEM AND METHOD FOR ACQUIRING INFORMATION DURING UNDERGROUND DRILLING OPERATIONS  
A preferred method for acquiring information during an underground drilling operation includes providing a sensing device capable of acquiring information concerning the underground drilling...
US20080035375 DISTRIBUTED INTELLIGENCE FOR ENHANCED MONITORING AND CONTROL OF OILFIELD PROCESSES  
A method for controlling a peripheral drilling operation involves obtaining a first property of a first drilling operation component associated with the peripheral drilling operation, via a...
US20110017512 INSTRUMENTATION OF APPRAISAL WELL FOR TELEMETRY  
The present disclosure relates to a telemetry system for use in developing a field of wells. The telemetry system has a first downhole device capable of transmitting and/or receiving signals...
US20150060141 DOWNHOLE MOTOR SENSING ASSEMBLY AND METHOD OF USING SAME  
A downhole sensing assembly for sensing motor parameters of a downhole motor positionable in a wellbore penetrating a subterranean formation is provided. The downhole motor has a stator and a...
US20100032209 PERCUSSION ASSISTED ROTARY EARTH BIT AND METHOD OF OPERATING THE SAME  
A method of boring through a formation includes providing a drilling machine and drill string and operatively coupling an earth bit to the drilling machine through the drill string. An air flow is...
US20120222899 SPINDLE FOR MUD PULSE TELEMETRY APPLICATIONS  
A spindle for a mud pulse telemetry tool includes a seal section having an outer surface for contacting a lip seal of a spindle housing in which the spindle is mounted; a top section attachable to...
US20100032210 Monitoring Drilling Performance in a Sub-Based Unit  
In one aspect, a removable module or sub is provided for use in drilling a wellbore, which sub in one embodiment may include a body having a pin end and a box end configured for coupling between...
US20140110167 METHOD AND SYSTEM FOR PREDICTING A DRILL STRING STUCK PIPE EVENT  
Predicting a drill string stuck pipe event. At least some of the illustrative embodiments are methods including: receiving a plurality of drilling parameters from a drilling operation; applying...
US20130300568 CONTROL PANEL, AND DIGITAL DISPLAY UNITS AND SENSORS THEREFOR  
According to one aspect, a digital display unit includes a microcontroller to process digital information received from one or more sensors, a display, and a switch in electrical communication...
US20150083493 Drilling System and Associated System and Method for Monitoring, Controlling, and Predicting Vibration in an Underground Drilling Operation  
A drilling system and associated systems and methods for monitoring, controlling, and predicting vibration of a drilling operation. The vibration information can include axial, lateral or...
US20140326505 WELL DRILLING METHODS WITH AUDIO AND VIDEO INPUTS FOR EVENT DETECTION  
A well drilling method can include sensing at least one of audio and optical signals, generating a parameter signature during a drilling operation, the parameter signature being based at least in...

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