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Boring Or Penetrating The Earth > Automatic Control > Of Advance Or Applied Tool Weight

Of Advance Or Applied Tool Weight

Of Advance Or Applied Tool Weight patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

10/23/14 - 20140311801 - Drill bit with self-adjusting pads
In one aspect, a drill bit is disclosed that in one embodiment includes a bit body and a pad that extends from a retracted position to an extended position from a bit surface at a first rate and retracts from the extended position to a retracted position at a second...

10/16/14 - 20140305702 - Waveform anti-stick slip system and method
The present disclosure is directed to systems and methods for rotating a drill string to overcome issues related to static friction during drilling. An embodiment includes a drive system configured to rotate the drill string through variable angular displacements and at variable rotation speeds based on control signals received by...

09/18/14 - 20140262509 - Imaging underground objects using spatial sampling customization
A system includes a drill string to which a sensor is attached, a rotation unit configured to rotate the drill string, and a displacement unit configured to longitudinally displace the drill string. A processor is coupled to the rotation and displacement units. The processor is configured to coordinate sampling, by...

08/14/14 - 20140224537 - System and method for damping vibration in a drill string
A system for damping vibration in a drill string can include a valve assembly having a supply of a fluid, a first member, and a second member capable of moving in relation to first member in response to vibration of the drill bit. The first and second members define a...

07/31/14 - 20140209383 - Control system for downhole operations
A method of controlling a downhole operation includes: deploying a work string into a wellbore, the work string comprising a deployment string and a bottomhole assembly (BHA); digitally marking a depth of the BHA; and using the digital mark to perform the downhole operation....

07/24/14 - 20140202766 - Method and apparatus for drilling subterranean borehole
A method of drilling a subterranean bore hole comprising a) pumping a drilling fluid down a drill string, the drill string having a drill bit at an end thereof, b) rotating the drill string about its longitudinal axis to that the bit forms bore hole in the ground, the method...

07/17/14 - 20140196949 - Autodriller system
An autodriller provides an automatic self calibration system to predict both axial and rotational friction coefficients from the surface measurements such as hookload and surface torque while a drill bit is off bottom. The friction coefficients are used to calculate the friction forces between drillstring and the wellbore while the...

07/17/14 - 20140196950 - Path tracking for directional drilling as applied to attitude hold and trajectory following
A method for directional control of a drilling system, having steps of using an inclination and azimuth hold system to develop a path to be followed by the drilling system, wherein the inclination and azimuth hold system calculates an inclination angle of a tool face and an azimuth angle of...

07/10/14 - 20140190747 - System and method for automatic weight-on-bit sensor calibration
A system and method for automatic weight-on-bit sensor calibration is described. Embodiments of the invention automatically compensate the measurements of a weight-on-bit sensor based on one or more of mass, hole inclination, buoyancy, drag, and mud flow, resulting in a more accurate axial force measurement below the weight-on-bit sensor at...

06/05/14 - 20140151121 - Automated directional drilling apparatus and methods
Methods and systems for drilling to a target location include a control system that receives an input comprising a planned drilling path to a target location and determines a projected location of a bottom hole assembly of a drilling system. The projected location of the bottom hole assembly is compared...

05/15/14 - 20140131099 - System and method for managing and/or using data for tools in a wellbore
A system and a method manage and use data related to a wellbore or a drill string. The system and the method may provide remote access to tools in a drill string using a network. In addition, the tools have access to the data. In a disclosed embodiment, the tools...

03/06/14 - 20140060931 - Systems and methods for automatic drilling of wellbores
The invention provides a system for automatic control of the drilling an oil well. The system includes an autodrilling interface enabling parameter input data to be input and enabling the display of system output data, a controller, a hydraulic control system and at least one sensor configured to the hydraulic...

10/24/13 - 20130277111 - Methods and systems for drilling
A method of automatically placing a drill bit used to form an opening in a subsurface formation on a bottom of the opening being formed comprises a) increasing a flow rate in a drill string to a target flow; b) controlling a flow rate of fluid into the drill string...

10/24/13 - 20130277112 - Methods and systems for drilling
A method of automatically picking up a drill bit off the bottom of an opening in a subsurface formation, comprises a) setting a predetermined level of differential pressure across a mud motor at which pickup of the drill bit is to be initiated; b) monitoring the differential pressure across the...

06/13/13 - 20130146358 - Processes and systems for drilling a borehole
Processes and systems for drilling a borehole wherein a gravitational energy term, a torsional energy term, a hydraulic energy term and a hydromechanical specific energy which is the sum thereof may be determined using real-time data and compared against corresponding setpoints. The hydraulic energy term may include a hydraulic energy...

05/02/13 - 20130105220 - System and method for torque stabilization of a drilling system
A drill string suitable for use in directional drilling of a borehole, comprising a rotatable shaft at the leading end of which is a drill bit, and wherein the shaft comprises a variable friction inducing member, which provides rotational friction by physical contact with an inside face of the borehole,...

04/25/13 - 20130098682 - Optimized reaming system based upon weight on tool
A drilling apparatus includes a tubular body including an upper connection and a lower connection with a drill bit disposed thereon, and an axial borehole therethrough, wherein the upper connection is configured to attach to a drillstring, primary cutter blocks coupled to the tubular body and configured to selectively expand...

03/28/13 - 20130075156 - Control system for a machine for digging and/or drilling soil and digging and/or drilling machine including such a system
Control system (40) for a machine for digging and/or drilling earth, wherein the machine for digging and/or drilling earth (10) comprises a digging head (11) arranged to dig the soil, a flexible load-bearing element (12) arranged to support the digging head (11) during normal operation, at least a first (13)...

02/07/13 - 20130032402 - Adaptive drilling control system
A system for optimizing a rate-of-penetration of a drill string includes a plurality of sensors in operable communication with the drill string and a controller in operable communication with the plurality of sensors. The controller is connectable to a downhole active vibration control device and capable of outputting a signal...

10/11/12 - 20120255779 - Automatic control system for connecting a dual-member pipe
A system and method of making up and breaking out a dual-member drill string. The system comprises a spindle, a spindle carriage and a drive frame. The drive frame provides thrust to the spindle, while the spindle carriage provides rotation. The spindle has an outer spindle and an inner spindle,...

06/14/12 - 20120145455 - Anti-stall tool for downhole drilling assemblies
An anti-stall tool in an oil well drilling assembly that controls reciprocation of the drill bit by a controller that alters weight-on-bit (WOB) depending upon measured downhole pressure or torque at the downhole motor. The controller receives preset high and low working pressure limits for the downhole motor and keeps...

04/26/12 - 20120097449 - Method and apparatus for controlling rock drilling
Method and apparatus for controlling rock drilling with a percussion device belonging to a rock drill to deliver stress waves to rock through a tool by pushing the tool against the rock by means of a feed motor and rotating simultaneously the tool by means of a rotation motor, whereby...

03/01/12 - 20120048619 - System, method and apparatus for drilling agitator
A drilling agitator tool, system and method facilitates axial movement of a drill string in a well. The tool has a valve assembly that provides pulses of fluid pressure in the drill string. A valve control assembly controls a frequency and pressure amplitude of the pulses induced by the valve...

11/17/11 - 20110278065 - Automatic control system for connecting a dual-member pipe
A system and method of making up and breaking out a dual-member drill string. The system comprises a spindle, a spindle carriage and a drive frame. The drive frame provides thrust to the spindle, while the spindle carriage provides rotation. The spindle has an outer spindle and an inner spindle,...

09/22/11 - 20110226530 - Methods and systems for tripping pipe
Methods of adjusting a velocity at which a drill string is moved within a well are provided. One method includes adjusting the velocity at which the drill string is moved within the well based upon a hookload associated therewith. Another method includes adjusting the velocity at which the drill string...

07/21/11 - 20110174540 - Draw-works for maneuvering of drilling devices
A draw-works (10) is for maneuvering drilling devices that includes a winder (11) for winding at least one rope (12), which is centered on a shaft (13) having one first end and one second end and rotating in one first direction and in one second direction opposite to the first....

07/21/11 - 20110174541 - Method and system for predicting performance of a drilling system
A system for drilling a well comprises a drill string in a wellbore having a bit at a distal end thereof. At least one sensor measures a drilling parameter. A computer controller has a set of instructions stored therein to process the measured drilling parameter over a drilled interval to...

02/10/11 - 20110031015 - System and method for managing and/or using data for tools in a wellbore
A system and a method manage and use data related to a wellbore or a drill string. The system and the method may provide remote access to tools in a drill string using a network. In addition, the tools have access to the data. In a disclosed embodiment, the tools...

12/09/10 - 20100307824 - Automatic control system for connecting a dual-member pipe
A system and method of making up and breaking out a dual-member drill string. The system comprises a spindle, a spindle carriage and a drive frame. The drive frame provides thrust to the spindle, while the spindle carriage provides rotation. The spindle has an outer spindle and an inner spindle,...

05/06/10 - 20100108384 - Adaptive drilling control system
A system for optimizing a rate-of-penetration of a drill string, the system including: a plurality of sensors in operable communication with the drill string; and a controller in operable communication with the plurality of sensors, the controller connectable to a drill string motivator and capable of outputting a signal to...

04/15/10 - 20100089644 - Drilling tool and drilling method
A drilling tool includes a hydraulically driven device (21) for advancing a drilling head (2) in a bore (5), and a flow limiter (30) arranged in a hydraulic conduit (25) of the advancing device (21) for adjusting an advancing speed of the drilling head (2) in the bore (5), with...

02/04/10 - 20100025110 - System and method for controlling the integrity of a drilling system
A system for monitoring and controlling a load on a downhole component of a well drilling system is disclosed. The system includes: a downhole tool disposed in a drillstring and configured to be movable within a borehole, the drillstring configured to allow a drilling fluid to be advanced therethrough and...

01/14/10 - 20100006338 - Optimized reaming system based upon weight on tool
A drilling apparatus includes a tubular body including an upper connection and a lower connection with a drill bit disposed thereon, and an axial borehole therethrough, wherein the upper connection is configured to attach to a drillstring, primary cutter blocks coupled to the tubular body and configured to selectively expand...

05/21/09 - 20090126994 - Method and system for controlling force in a down-hole drilling operation
A method and system of subterranean excavating that estimates a buoyancy force applied to a downhole excavating system from drilling fluid. The estimated buoyancy force is used to derive a true weight on bit (WOB) at the borehole bottom. The derived realized WOB is compared to a target WOB to...