Matches 1 - 50 out of 65 1 2 >


Match Document Document Title
US20130306375 DRILLING TOOL, APPARATUS AND METHOD FOR UNDERREAMING AND SIMULTANEOUSLY MONITORING AND CONTROLLING WELLBORE DIAMETER  
The Smart ReamerĀ® Tool, Apparatus or Method is used to underream an oil or natural gas well while interlinked calipers and calibration sensors simultaneously record data relating to the geometry...
US20140034389 CORE SAMPLE ORIENTATION  
A core orientation device (10) for a core drill (12). The device (10) comprises an arrangement (14) for providing signals (16) associated with a physical orientation (18) of the core orientation...
US20120292111 Formation Dip Geo-Steering Method  
A method of drilling a well that includes calculating an estimated formation dip angle, wherein said estimated formation dip angle being based on offset well data, seismic data, core data,...
US20120111631 Formation Dip Geo-Steering Method  
A method of drilling a well that includes calculating an estimated formation dip angle, wherein said estimated formation dip angle being based on offset well data, seismic data, core data,...
US20110232967 Formation Dip Geo-Steering Method  
A method of drilling a well that includes calculating an estimated formation dip angle, wherein said estimated formation dip angle being based on offset well data, seismic data, core data,...
US20110031019 Formation Dip Geo-Steering Method  
A method of drilling a well that includes calculating an estimated formation dip angle, wherein said estimated formation dip angle being based on offset well data, seismic data, core data,...
US20090260881 Formation Dip Geo-Steering Method  
A method of drilling a well that includes calculating an estimated formation dip angle, wherein said estimated formation dip angle being based on offset well data, seismic data, core data,...
US20100163308 DIRECTIONAL DRILLING CONTROL USING PERIODIC PERTURBATION OF THE DRILL BIT  
A system for steering the direction of a borehole advanced by cutting action of a rotary drill bit by periodically varying action of a drill bit while continuously rotating a drill string to which...
US20140131103 ESTABLISHING POSITIONS OF LOCATING FIELD DETECTORS AND PATH MAPPING IN UNDERGROUND BORING TOOL APPLICATIONS  
Specific apparatus and associated methods are described for use in establishing the positions of locating field detectors and for path mapping within a region for the purpose of tracking and/or...
US20130014992 Data Transfer In A Two-Pipe Directional Drilling System  
A downhole tool for a dual member drill string for detecting information and sending a signal containing that information up a wireline. The tool comprises a beacon supported on a housing for...
US20060283632 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...
US20140374159 POSITIONING TECHNIQUES IN MULTI-WELL ENVIRONMENTS  
A method is provided to determine a distance, a direction, or both between an existing first wellbore and at least one sensor module of a drill string within a second wellbore being drilled. The...
US20090294174 DOWNHOLE SENSOR SYSTEM  
A method includes sensing a parameter in a well using a sensor disposed on a drillstring, determining a position of the sensor in a wellbore based on a position of the sensor in the drillstring...
US20150144401 HYDRAULICALLY ACTUATED TOOL WITH ELECTRICAL THROUGHBORE  
A bottom hole assembly includes a drill string, a bit coupled to an end of the drill string, a rotary steerable system coupled to the drill string above the bit, a hydraulically actuated tool...
US20090120691 SYSTEMS AND METHODS FOR GUIDING THE DRILLING OF A HORIZONTAL WELL  
System and methods for guiding the drilling of a horizontal well are disclosed. A current is provided in at least one conductor positioned in a target vertical well. A magnetic field generated by...
US20160259079 Distributed Acoustic Sensing for Passive Ranging  
A passive system for ranging between two wellbores where a distributed acoustic sensor system is deployed in a first wellbore and a drill bit in a second wellbore being drilled is utilized and an...
US20160138390 Drilling Method and Apparatus  
A method of locating a drilling apparatus and/or a borehole in a subterranean region. The method may include the steps of transmitting seismic waves into the subterranean region during a...
US20140069721 MAGNETIC RANGING WHILE DRILLING USING AN ELECTRIC DIPOLE SOURCE AND A MAGNETIC FIELD SENSOR  
A system and methods for drilling a well in a field having an existing well are provided. Specifically a method of drilling a new well in a field having an existing well includes drilling the new...
US20060065395 Removable Equipment Housing for Downhole Measurements  
The present invention is directed to a removable sealed housing for equipment that may be employed in obtaining downhole measurement data and methods for making same. In one illustrative...
US20120193144 MAGNETIC RANGING SYSTEM FOR CONTROLLING A DRILLING PROCESS  
The invention relates to a ranging system (1) for controlling a drilling process downhole. The ranging system has a longitudinal direction and comprises a drilling tool (2) for drilling a first...
US20130153298 METHOD AND APPARATUS FOR ENHANCING CELL-EDGE USER PERFORMANCE AND SIGNALING RADIO LINK FAILURE CONDITIONS VIA DOWNLINK COOPERATIVE COMPONENT CARRIERS  
A wireless communication network and method are described for enhancing cell-edge performance of a wireless transmit/receive unit (WTRU). The WTRU may establish a connection with a plurality of...
US20120273272 LOCKABLE CORE BARREL HEAD FOR DRILLING SYSTEM AND SURVEY INSTRUMENT ASSEMBLY PROVIDED WITH A CONNECTION LINK FOR ARRANGEMENT IN A DRILLING SYSTEM  
Core barrel head for connection to a core barrel for collecting core samples, and for connection to a latch assembly, to mount a drill assembly in a bore hole, with a sleeve for carrying the inner...
US20170107762 Pulsating Rotary Steerable System  
A drilling assembly disposed on a drillstring can deviate a borehole advanced by a drill bit. A housing coupled between the drillstring and the bit transfers rotation of the drillstring to the...
US20100018770 System and Method for Drilling a Borehole  
A technique facilitates drilling in a wide variety of applications and environments. The technique utilizes a coiled tubing bottom hole assembly constructed with a sensor system that provides the...
US20150204149 LASER ALIGNMENT DEVICE FOR USE WITH A DRILL RIG  
A laser alignment device for use with a drill rig having an elongate drill rod, the laser alignment device including a head unit having at least one laser emitting device to indicate the drill rod...
US20140291024 Closed-Loop Geosteering Device and Method  
A closed-loop method for geosteering a subterranean borehole includes rotating a roll-stabilized control unit in the borehole, obtaining formation evaluation sensor measurements via sensors...
US20160356088 METHOD FOR CONTROLLING DRILLING DIRECTIONS OF A DRILL BIT BY A ROTARY STEERABLE DRILLING TOOL  
A rotary steerable drilling tool with an electromagnetic steering system can include a drill collar, a bit shaft, an orientation control module, a mud tube, a mud tube coupler, a universal joint,...
US20150315902 Rotation Activated Downhole Orientation System and Method  
A rotation activated orientation system 10 for a ground drill is operated by action of magnetic fields. The system 10 incorporates a magnetically operated orientator 12 having a free state where...
US20140284103 Monitoring System for Drilling Instruments  
Drilling instruments may include a flexible portion, such as a flexible conduit and/or a universal joint. Sensors may be utilized to detect the position of various portions of the drilling...
US20150226004 TECHNIQUE TO VERIFY UNDERGROUND TARGETS UTILIZING VIRTUAL REALITY IMAGING AND CONTROLLED EXCAVATION  
A system and method for locating and verifying a position of an underground target utilizes a virtual reality display to guide a cutting probe to the target. Initial coordinates of the target may...
US20120031669 Memory Logging Drill Bit With Connectable Pulser  
The present invention discloses a novel drill bit system 100 having sealed chambers 330 located on the bit body 300. Batteries 350 and an electrical circuit board 352 are located in the chambers...
US20100175923 ORIENTATION SENSOR FOR DOWNHOLE TOOL  
A downhole drilling apparatus incorporating an orientation sensor (24) is disclosed. The orientation sensor is mounted to a housing (16) for providing a signal representing the orientation of the...
US20120006597 DRILL HEAD  
A drill head, particularly for a horizontal drilling device, includes a housing and a radar unit disposed within the housing. The radar unit generates electromagnetic waves that exit the housing....
US20090095530 SYSTEMS AND METHODS FOR GUIDING THE DRILLING OF A HORIZONTAL WELL  
System and methods for guiding the drilling of a horizontal well are disclosed. A current is provided in at least one conductor positioned in a target vertical well. A magnetic field generated by...
US20160362938 INSTRUMENTED PERCUSSION HAMMER BIT  
A percussion drilling assembly includes a housing and a drill bit within a lower end of the housing. At least one of a piston or an anvil is within the housing above the drill bit. The drilling...
US20130126240 METHOD FOR SALT AND CROSS-BED PROXIMITY DETECTION USING DEEP DIRECTIONAL ELECTROMAGNETIC MEASUREMENTS WHILE DRILLING  
A method for drilling a wellbore proximate a salt structure includes measuring formation resistivity azimuthally. A map of spatial distribution of resistivity is determined from the azimuthal...
US20120061141 METHOD FOR FINDING AND RE-ENTERING A LATERAL BORE IN A MULTI-LATERAL WELL  
A system and method of locating and entering a lateral wellbore that extends from a primary wellbore are provided. The system may include a coiled tubing, jointed tubular, continuous rod, and/or...
US20150218929 Well-Logging System With Data Synchronization And Methods  
A well-logging system may include a tool assembly to be positioned within a borehole of a subterranean formation and to store second data including a second time marker related to a first time...
US20130000981 CONTROL OF DOWNHOLE SAFETY DEVICES  
A drilling system for drilling a borehole includes a drill string including a bottom hole assembly and a telemetry system coupled together and a communication device coupled to the drillstring...
US20050211469 Elongated coil assembly for electromagnetic borehole surveying  
An apparatus and method for surveying the path of a borehole includes three single-axis electromagnetic field sensors and three single axis gravity direction sensors in the borehole being...
US20080230270 Arrangement for Positioning Rock Drilling Rig on Drilling Site  
A method for positioning a rock drilling rig to a drilling site and a rock drilling rig. In positioning the rock drilling rig is driven to the positioning station such that its carrier is at...
US20100193245 SYSTEM AND METHOD FOR TESTING DRILLING CONTROL SYSTEMS  
A device for the testing of an integrated control system (1) wherein said integrated control system (1) is arranged for controlling a drilling unit (2), said drilling unit (2) arranged for...
US20080073121 Laser Control System and Apparatus for Drilling and Boring Operations  
A laser control system and apparatus for guiding a drilling or boring operation during a trenchless technology implementation. In most if not all trenchless technology applications, direction of...
US20120255780 METHOD AND APPARATUS FOR CALCULATING AND CORRECTING FOR DIRECTIONAL DRILLING TOOL FACE OFFSETS  
A method for correcting for tool face offset in directional drilling components, namely between a directional sensor reference point and a high side of a bent sub. Graduated markings applied on an...
US20160312537 METHOD OF FORMING A BORE  
A method of forming a supported subterranean well bore in which, in one disclosed embodiment, a first drill bit is mounted on a first string of casing tubulars via a steerable tool, and the drill...
US20060254821 Probe, particularly for locating trapped victims, as well as a search system for trapped victims  
A probe, particularly for locating trapped victims in avalanches, includes a receiver tuned to the transmitting frequency of transmitting units and with at least one antenna. The receiver is...
US20140151123 Micro Tunneling Machine  
The present disclosure relates to a tunneling apparatus including a drill head including a main body and a steering member that is movable relative to the main body. The tunneling apparatus...
US20160040526 SYSTEM AND METHOD FOR COMMUNICATING COMPLEX DOWNHOLE INFORMATION  
A system and method for communicating downhole information through a wellbore to a surface location includes a drill string with a downhole tool, a pump for flowing drilling mud through the drill...
US20160237748 Deviated Drilling System Utilizing Force Offset  
A technique facilitates steering during, for example, a borehole drilling operation. A steering tool is employed to control an orientation of a drill bit or other component. The steering tool...
US20140182935 CORE AND DRILL BITS WITH INTEGRATED OPTICAL ANALYZER  
A disclosed method for obtaining a core sample includes directing light at a core sample being collected, receiving reflected light from the core sample, and analyzing the received reflected light...

Matches 1 - 50 out of 65 1 2 >