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Class Information
Number: 175/57
Name: Boring or penetrating the earth > Processes
Description: Processes.










Sub-classes under this class:

Class Number Class Name Patents
175/58 Sampling of earth formations 248
175/61 Boring curved or redirected bores 943
175/62 Boring horizontal bores 381
175/64 Chemical reaction with earth formation or drilling fluid constituent 102
175/65 Boring with specific fluid 398


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
8701794 High power laser perforating tools and systems Apr. 22, 2014
8689878 Junk basket with self clean assembly and methods of using same Apr. 8, 2014
8689904 Detection of gas influx into a wellbore Apr. 8, 2014
8678107 System and method for drilling hammer communication, formation evaluation and drilling optimization Mar. 25, 2014
8678108 Torque transmitting elastomeric element in casing drilling drill lock assembly Mar. 25, 2014
8662203 Method and device for creating a deep borehole Mar. 4, 2014
8662160 Systems and conveyance structures for high power long distance laser transmission Mar. 4, 2014
8662202 Electro-mechanical thruster Mar. 4, 2014
8657036 Tubing shoe Feb. 25, 2014
8657035 Systems and methods for providing wireless power transmissions and tuning a transmission frequency Feb. 25, 2014
8651202 Percussion drilling assembly having a floating feed tube Feb. 18, 2014
8646548 Apparatus and system to allow tool passage ahead of a bit Feb. 11, 2014
8616303 Helical drilling apparatus, systems, and methods Dec. 31, 2013
8589124 Methods for modeling wear of fixed cutter bits and for designing and optimizing fixed cutter bits Nov. 19, 2013
8584776 Methods, systems, and tool assemblies for distributing weight between an earth-boring rotary drill bit and a reamer device Nov. 19, 2013
8584773 Simultaneous tubular handling system and method Nov. 19, 2013
8573328 Hydrocarbon well completion system and method of completing a hydrocarbon well Nov. 5, 2013
8567525 Method for determining fluid control events in a borehole using a dynamic annular pressure control system Oct. 29, 2013
8567523 Methods and systems for drilling boreholes Oct. 29, 2013
8567519 Ground working device Oct. 29, 2013
8567491 Device and method of lining a wellbore Oct. 29, 2013
8550183 Drilling method Oct. 8, 2013
8534382 Hydrocarbon recovery drill string apparatus, subterranean hydrocarbon recovery drilling methods, and subterranean hydrocarbon recovery methods Sep. 17, 2013
8528661 Drill bit with electrical power generation devices Sep. 10, 2013
8511377 Open hole non-rotating sleeve and assembly Aug. 20, 2013
8511401 Method and apparatus for delivering high power laser energy over long distances Aug. 20, 2013
8511402 Subsea solids processing apparatuses and methods Aug. 20, 2013
8505650 Apparatus and method for making boreholes in the ground, the cross sections of which boreholes partially intersect Aug. 13, 2013
8490719 Method and apparatus for controlling bottom hole pressure in a subterranean formation during rig pump operation Jul. 23, 2013
8474550 Adaptive drilling control system Jul. 2, 2013
8474551 Hydrocarbon recovery drill string apparatus, subterranean hydrocarbon recovery drilling methods, and subterranean hydrocarbon recovery methods Jul. 2, 2013
8469116 Control system for mud cleaning apparatus Jun. 25, 2013
8469120 Methods and apparatus for controlling cutting ribbons during a drilling operation Jun. 25, 2013
8464810 Method of modifying drilling pattern, rock drilling rig, and software product Jun. 18, 2013
8464812 Remotely controlled apparatus for downhole applications and related methods Jun. 18, 2013
8459375 Tools for use in drilling or enlarging well bores having expandable structures and methods of making and using such tools Jun. 11, 2013
8459376 System for drilling under balanced wells Jun. 11, 2013
8453763 Expandable earth-boring wellbore reamers and related methods Jun. 4, 2013
8453762 Regenerative drive mechanism for hydraulic feed cylinders in hydrostatic or hydraulic circuits Jun. 4, 2013
8453760 Method and apparatus for controlling bottomhole temperature in deviated wells Jun. 4, 2013
8448725 Impact resistant PDC drill bit May. 28, 2013
8443915 Through drillstring logging systems and methods May. 21, 2013
8439131 Drill bit assembly and method of performing an operation in a wellbore May. 14, 2013
8424616 Track guiding system Apr. 23, 2013
8413744 System and method for controlling the integrity of a drilling system Apr. 9, 2013
8408307 Wellbore cleaning method and apparatus Apr. 2, 2013
8381837 Downhole tool deactivation and re-activation Feb. 26, 2013
8371397 Feed mechanism for drilling systems Feb. 12, 2013
8374834 Statistical method for analyzing the performance of oilfield equipment Feb. 12, 2013
8360169 Apparatuses and methods relating to cooling a subterranean drill bit and/or at least one cutting element during use Jan. 29, 2013

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