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Class Information
Number: 175/27
Name: Boring or penetrating the earth > Automatic control > Of advance or applied tool weight
Description: Subject matter in which a sensed condition of operation controls a power operated means to initiate, modify, or terminate the advance or axial pressure of a tool upon the formation.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 8439129 |
Anti-stall tool for downhole drilling assemblies |
May. 14, 2013 |
| 8413744 |
System and method for controlling the integrity of a drilling system |
Apr. 9, 2013 |
| 8356675 |
Apparatus and methods for tubular makeup interlock |
Jan. 22, 2013 |
| 8302677 |
Coiled tubing injector with a weight on bit circuit |
Nov. 6, 2012 |
| 8286727 |
Weighing and display station |
Oct. 16, 2012 |
| 8286726 |
User interface for rock drilling rig |
Oct. 16, 2012 |
| 8256534 |
Adaptive drilling control system |
Sep. 4, 2012 |
| 8253790 |
Cylinder stroke system with laser proximity detector |
Aug. 28, 2012 |
| 8220540 |
Apparatus and methods for estimating loads and movements of members downhole |
Jul. 17, 2012 |
| 8210278 |
Method for drilling rock |
Jul. 3, 2012 |
| 8162077 |
Drill bit with weight and torque sensors |
Apr. 24, 2012 |
| 8146680 |
Anti-stall tool for downhole drilling assemblies |
Apr. 3, 2012 |
| 8146681 |
Drilling tool and drilling method |
Apr. 3, 2012 |
| 8136609 |
Multiple input scaling autodriller |
Mar. 20, 2012 |
| 8033345 |
Apparatus and method for a drilling assembly |
Oct. 11, 2011 |
| 7987927 |
Steering of bent housing mud motor downhole rotation device |
Aug. 2, 2011 |
| 7987924 |
Automatic control system for connecting a dual-member pipe |
Aug. 2, 2011 |
| 7980326 |
Method and system for controlling force in a down-hole drilling operation |
Jul. 19, 2011 |
| 7938197 |
Automated MSE-based drilling apparatus and methods |
May. 10, 2011 |
| 7854275 |
Spring-operated anti-stall tool |
Dec. 21, 2010 |
| 7810584 |
Method of directional drilling with steerable drilling motor |
Oct. 12, 2010 |
| 7775297 |
Multiple input scaling autodriller |
Aug. 17, 2010 |
| 7677331 |
AC coiled tubing rig with automated drilling system and method of using the same |
Mar. 16, 2010 |
| 7628226 |
Automatic control system for connecting a dual-member pipe |
Dec. 8, 2009 |
| 7610970 |
Apparatus for eliminating net drill bit torque and controlling drill bit walk |
Nov. 3, 2009 |
| 7588099 |
Horizontal drilling system with oscillation control |
Sep. 15, 2009 |
| 7537066 |
Automatic driller |
May. 26, 2009 |
| 7530407 |
Rotary coring device and method for acquiring a sidewall core from an earth formation |
May. 12, 2009 |
| 7416033 |
Instrumented drill head, related drilling/bolting machines, and methods |
Aug. 26, 2008 |
| 7413031 |
Apparatus and method for maintaining control of a drilling machine |
Aug. 19, 2008 |
| 7404455 |
Automatic SPT monitor |
Jul. 29, 2008 |
| 7350593 |
Electronically controlled earth drilling rig |
Apr. 1, 2008 |
| 7316277 |
Bottom hole assembly |
Jan. 8, 2008 |
| 7306054 |
Method for improving drilling depth measurements |
Dec. 11, 2007 |
| 7228899 |
Warning device and method to prevent clutch burning |
Jun. 12, 2007 |
| 7198117 |
Method and arrangement for controlling percussion rock drilling |
Apr. 3, 2007 |
| 7172037 |
Real-time drilling optimization based on MWD dynamic measurements |
Feb. 6, 2007 |
| 7134511 |
Soil working method and device |
Nov. 14, 2006 |
| 7114577 |
Safemode operating system for a drilling or service rig |
Oct. 3, 2006 |
| 7100708 |
Autodriller bit protection system and method |
Sep. 5, 2006 |
| 7059427 |
Automatic drilling system |
Jun. 13, 2006 |
| 7044239 |
System and method for automatic drilling to maintain equivalent circulating density at a preferred value |
May. 16, 2006 |
| 7004263 |
Directional casing drilling |
Feb. 28, 2006 |
| 6994172 |
Well drilling control system |
Feb. 7, 2006 |
| 6968909 |
Realtime control of a drilling system using the output from combination of an earth model and a drilling process model |
Nov. 29, 2005 |
| 6957707 |
Method for controlling a drilling sequence, a rock drilling apparatus and a computer programme to form a drilling sequence |
Oct. 25, 2005 |
| 6854529 |
Optimizing method for regulating the operating state of a guided machine tool comprising a rotating percussion tool during a boring process |
Feb. 15, 2005 |
| 6840336 |
Drilling tool with non-rotating sleeve |
Jan. 11, 2005 |
| 6817422 |
Automated riser recoil control system and method |
Nov. 16, 2004 |
| 6769497 |
Use of axial accelerometer for estimation of instantaneous ROP downhole for LWD and wireline applications |
Aug. 3, 2004 |
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