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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
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Class Information
Number: 175/45
Name: Boring or penetrating the earth > With signaling, indicating, testing or measuring > Tool position direction or inclination measuring or indicating within the bore
Description: Subject matter comprising a step or means for indicating the position, direction or inclination of a boring tool in a borehole with relation to geographical direction, a characteristic of the borehole or some other preselected point of reference.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14

Patent Number Title Of Patent Date Issued
8689868 Tractor communication/control and select fire perforating switch simulations Apr. 8, 2014
8684107 System and method for densely packing wells using magnetic ranging while drilling Apr. 1, 2014
8678097 System and method for circumferentially aligning a downhole latch subsystem Mar. 25, 2014
8672055 Automated directional drilling apparatus and methods Mar. 18, 2014
8672056 System and method for controlling steering in a rotary steerable system Mar. 18, 2014
8668030 Establishing positions of locating field detectors and path mapping in underground boring tool applications Mar. 11, 2014
8662200 Sonde with integral pressure sensor and method Mar. 4, 2014
8662201 End loaded beacon housing with a side access door Mar. 4, 2014
8640793 Dynamic steering tool Feb. 4, 2014
8622150 Boring tool tracking fundamentally based on drill string length, pitch and roll Jan. 7, 2014
8606552 Methods and systems for designing and/or selecting drilling equipment using predictions of rotary drill bit walk Dec. 10, 2013
8596385 System and method for determining incremental progression between survey points while drilling Dec. 3, 2013
8596382 Magnetic ranging while drilling using an electric dipole source and a magnetic field sensor Dec. 3, 2013
8579037 Method and apparatus for controlled bidirectional movement of an oilfield tool in a wellbore environment Nov. 12, 2013
8573326 Method and apparatus to adjust weight-on-bit/torque-on-bit sensor bias Nov. 5, 2013
8573327 Apparatus and methods for estimating tool inclination using bit-based gamma ray sensors Nov. 5, 2013
8567524 Downhole apparatus with a wireless data communication device between rotating and non-rotating members Oct. 29, 2013
8556000 Device for monitoring a drilling or coring operation and installation comprising such a device Oct. 15, 2013
8528663 Apparatus and methods for guiding toolface orientation Sep. 10, 2013
8528636 Instantaneous measurement of drillstring orientation Sep. 10, 2013
8528662 Position indicator for drilling tool Sep. 10, 2013
8511400 Apparatus and method for acoustic measurements while using a coring tool Aug. 20, 2013
8482286 Method for guiding a downhole tool assembly using an above-ground receiver system Jul. 9, 2013
8474550 Adaptive drilling control system Jul. 2, 2013
8474530 Method and apparatus for a high side orienting sub for multi-lateral installations Jul. 2, 2013
8453759 Method of directing drilling pattern in curved tunnels, rock drilling rig, and software product Jun. 4, 2013
8457917 Device and method for setting out contours, points or works and a guiding device for use therewith Jun. 4, 2013
8439109 System and method for depth measurement and correction during subsea intervention operations May. 14, 2013
8439132 Microtunnelling system and apparatus May. 14, 2013
8442769 Method of determining and utilizing high fidelity wellbore trajectory May. 14, 2013
8434567 Borehole drilling apparatus, systems, and methods May. 7, 2013
8418782 Method and system for precise drilling guidance of twin wells Apr. 16, 2013
8417495 Method of training neural network models and using same for drilling wellbores Apr. 9, 2013
8413744 System and method for controlling the integrity of a drilling system Apr. 9, 2013
8408333 Steer systems for coiled tubing drilling and method of use Apr. 2, 2013
8393414 Establishing positions of locating field detectors and path mapping in underground boring tool applications Mar. 12, 2013
8393413 Closed loop control bore hole drilling system Mar. 12, 2013
8393412 System and method for accurate wellbore placement Mar. 12, 2013
8381838 System and apparatus for directing the drilling of a well Feb. 26, 2013
8353365 Boring tool control using remote locator Jan. 15, 2013
8342262 Boring tool tracking fundamentally based on drill string length, pitch and roll Jan. 1, 2013
8322462 Proximity detection system for deep wells Dec. 4, 2012
8322461 Drilling apparatus and method Dec. 4, 2012
8305229 System for wireless communication along a drill string Nov. 6, 2012
8292005 Device and method for measuring a property in a downhole apparatus Oct. 23, 2012
8294468 Method and apparatus for well-bore proximity measurement while drilling Oct. 23, 2012
8296115 Methods and systems for designing and/or selecting drilling equipment using predictions of rotary drill bit walk Oct. 23, 2012
8286729 Real time misalignment correction of inclination and azimuth measurements Oct. 16, 2012
8256534 Adaptive drilling control system Sep. 4, 2012
8245794 Apparatus and method for generating sector residence time images of downhole tools Aug. 21, 2012

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