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Class Information
Number: 175/320
Name: Boring or penetrating the earth > With tool shaft detail
Description: Apparatus including particulars of a tool shaft.










Sub-classes under this class:

Class Number Class Name Patents
175/321 Axially telescoping shaft section 201
175/323 Helix or helically arranged structure 225
175/324 Means other than tool structure to induce fluent flow 140
175/325.1 Shaft carried guide or protector 92


Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
8662200 Sonde with integral pressure sensor and method Mar. 4, 2014
8640795 Shock reduction tool for a downhole electronics package Feb. 4, 2014
8641328 Alignment window for drive tool assembly Feb. 4, 2014
8608209 Downhole safety joint Dec. 17, 2013
8590641 Method and system for evaluating groups of threaded connections Nov. 26, 2013
8584775 Shearable drill pipe method and apparatus Nov. 19, 2013
8579049 Drilling system for enhanced coring and method Nov. 12, 2013
8561721 Drill head connection Oct. 22, 2013
8561725 Ultra-hard drill collar Oct. 22, 2013
8534388 Dual pipe for increased fluid flow Sep. 17, 2013
8462013 Apparatus, system, and method for communicating while logging with wired drill pipe Jun. 11, 2013
8443917 Insertion coupling for a boring rod assembly and a boring rod assembly May. 21, 2013
8434570 Drill packer member, drill pipe, and corresponding drill pipe string May. 7, 2013
8403600 Drilling tool, a self-drilling rock bolt, a drill bit, an anchoring device for a self-drilling rock bolt, a shaft for a drilling tool and an end coupling for a drilling tool Mar. 26, 2013
8393820 Rotationally locked drive assembly for a VSI crusher Mar. 12, 2013
8387693 Systems and methods for using a passageway through subterranean strata Mar. 5, 2013
8360174 Lead the bit rotary steerable tool Jan. 29, 2013
8336644 Rod coupling having a pin Dec. 25, 2012
8302708 Rotational drill wrenches and drilling apparatuses including the same Nov. 6, 2012
8286702 Wireless downhole tool positioning system Oct. 16, 2012
8286733 Rotary steerable tool Oct. 16, 2012
8287005 Composite drill pipe and method for forming same Oct. 16, 2012
8281879 Method of drilling a wellbore Oct. 9, 2012
8267203 Earth-boring tools and components thereof including erosion-resistant extensions, and methods of forming such tools and components Sep. 18, 2012
8245798 Female part and a method for manufacturing female parts Aug. 21, 2012
8235148 Thread retention for an earth boring device Aug. 7, 2012
8232892 Method and system for operating a well service rig Jul. 31, 2012
8220563 Ultra-low friction coatings for drill stem assemblies Jul. 17, 2012
8215419 Variable frequency control for down hole drill and method Jul. 10, 2012
8210282 System and method for preventing slippage and rotation of component alone a tubular shaft Jul. 3, 2012
8201644 Dual pipe for increased fluid flow Jun. 19, 2012
8201645 Downhole tool string component that is protected from drilling stresses Jun. 19, 2012
8157002 Slip ring apparatus for a rotary steerable tool Apr. 17, 2012
8141634 Releasing and recovering tool Mar. 27, 2012
8118116 Elongated percussive rock drilling element, a method for production thereof and a use thereof Feb. 21, 2012
8113302 Drilling tool Feb. 14, 2012
8061450 Percussion drilling assembly having erosion retarding casing Nov. 22, 2011
8051927 Percussive drill bit for rock drilling and method for the manufacture of such a drill bit Nov. 8, 2011
8051928 Downhole assembly and cutter assembly Nov. 8, 2011
7980331 Accessible downhole power assembly Jul. 19, 2011
7954565 Thread retention for an earth boring device Jun. 7, 2011
7954559 Method for optimizing the location of a secondary cutting structure component in a drill string Jun. 7, 2011
7946768 Bearing apparatuses, systems including same, and related methods May. 24, 2011
7942216 Drill rod, drill bit, and drilling tool May. 17, 2011
7934570 Data and/or PowerSwivel May. 3, 2011
7913768 Release device Mar. 29, 2011
7900718 Earth-boring tools having threads for affixing a body and shank together and methods of manufacture and use of same Mar. 8, 2011
7900719 Bi-steel percussive drill rod Mar. 8, 2011
7891442 Flexible drill string member Feb. 22, 2011
7886832 Modular connector and method Feb. 15, 2011

1 2 3 4 5 6 7 8 9 10










 
 
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