135669 ⎘
Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems ; Systems specially adapted for monitoring a plurality of drilling variables or conditions Automatic control of the tool feed
Rock cutting device
#302Weight on bit calculations with automatic calibration
#303Optimization of drilling assembly rate of penetration
#304Drilling machine
#305Well protection systems and methods
#306Advanced steering tool system, method and apparatus
#307Visualization of wellbore cleaning performance
#308AUTOMATED DIRECTIONAL DRILLING APPARATUS AND METHODS
#309Depth-based borehole trajectory control
#310Automated optimal path design for directional drilling
#311Directional drilling control system and methods
#312Method and system for directional drilling
#313Digitized automatic control method for oil-pumping and digitized balance-shifting pumpjack
#314Autodrilling system for control of operation of a hydraulic drilling rig
#315Lateral motion control of drill strings
#316Bucking to reduce effects of conducting tubular
#317Predicting temperature-cycling-induced downhole tool failure
#318Downhole state-machine-based monitoring of vibration
#319Methods and systems for drilling
#320MODEL BASED TESTING OF ROTATING BOREHOLE COMPONENTS
#321METHOD FOR PLANNING AND EXECUTING REAL TIME AUTOMATED DECISION SUPPORT IN OIL AND GAS WELLS
#322Well construction display
#323Weight on bit calculations with automatic calibration
#324APPARATUS AND RELATED METHODS TO DETERMINE HOLE CLEANING, WELL BORE STABILITY AND VOLUMETRIC CUTTINGS MEASUREMENTS
#325Apparatus, rock drilling rig and method for rock drilling
#326Methods of controlling drill bit trajectory by predicting bit walk and wellbore spiraling
#327Methods for drilling a wellbore within a subsurface region and drilling assemblies that include and/or utilize the methods
#328System and method for surface steerable drilling using tactical tracking
#329Automated sliding drilling
#330Remote control of stroke and frequency of percussion apparatus and methods thereof
#331Method and system for monitoring bend and torque forces on a drill pipe
#332Controlling a bottom-hole assembly in a wellbore
#333Automated pipe tripping apparatus and methods
#334Formation resistivity measurement apparatus, systems, and methods
#335Drill bit distance to hole bottom measurement
#336Characterization of whirl drilling dysfunction
#337Systems and methods for estimating forces on a drill bit
#338Tractor traction control for cased hole
#339Closed-loop speed/position control mechanism
#340Directional drilling using mechanical waves detectors
#341Directional driller quality reporting system and method
#342Pipe tracking system for drilling rigs
#343Drilling control system and method with actuator coupled with top drive or block or both
#344Managing wellbore operations using uncertainty calculations
#345Advanced steering tool system, method and apparatus
#346Nanofiber strain gauge sensors in downhole tools
#347Controlling wellbore operations
#348Utilizing look-up tables representing all models in an automation control architecture to independently handle uncertainties in sensed data in oil and gas well construction
#349Ratio-based mode switching for optimizing weight-on-bit
#350Control method
#351Systems and methods for optimizing drilling operations using transient cuttings modeling and real-time data
#352Methods and computing systems for processing and transforming collected data to improve drilling productivity
#353Drilling assessment system
#354Communication methods and apparatuses for downhole logging tools
#355Coiled tubing injector with hydraulic traction slip mitigation circuit and method of use
#356Continuous downlinking while drilling
#357Pipe cleaning system and method
#358Estimating casing wear
#359Real time measurement of gas content in drilling fluids
#360Arrangement for assigning and drilling bore holes
#361Method of, and a system for, controlling a drilling operation
#362Drilling Planning System
#363Drilling system control for reducing stick-slip by calculating and reducing energy of upgoing rotational waves in a drillstring
#364System and method for remotely controlled surface steerable drilling
#365Drilling operations that use compositional properties of fluids derived from measured physical properties
#366Directional drilling control devices and methods
#367Automated drilling optimization
#368Stiction control
#369System and method for remotely controlled surface steerable drilling
#370Monitor and control of directional drilling operations and simulations
#371Estimating and predicting wellbore tortuosity
#372Drilling speed and depth computation for downhole tools
#373Method of, and a system for, drilling to a position relative to a geological boundary
#374Look Ahead Advance Formation Evaluation Tool
#375Drill element and associated equipment and methods
#376Volume synchronizer for tubular handling tools
#377Method to mitigate bit induced vibrations by intentionally modifying mode shapes of drill strings by mass or stiffness changes
#378Drilling control and information system
#379Devices and methods for horizontal directional drilling with a boring tool library
#380Automated drilling system
#381Active control of drill bit walking
#382Method and system for an automatic milling operation
#383Drilling advisory systems and methods to filter data
#384Imaging underground objects using spatial sampling customization
#385Mining machine with driven disc cutters
#386DIGITAL UNDERREAMER
#387Movement control system for a drilling plant
#388Control system for downhole operations
#389Path tracking for directional drilling as applied to attitude hold and trajectory following
#390AUTODRILLER SYSTEM
#391Automated directional drilling apparatus and methods
#392Method and arrangement for designing drilling plan
#393Graph to analyze drilling parameters
#394Advanced steering tool system, method and apparatus
#395System And Method For Managing And/Or Using Data For Tools In A Wellbore
#396Automated pipe tripping apparatus and methods
#397System and method for the autonomous drilling of ground holes
#398Systems and methods for automatic drilling of wellbores
#399Methods and systems for drilling
#400Measuring speed of rotation of a downhole motor
#401Drilling optimization with a downhole motor
#402Optimized drilling
#403Methods and systems for picking up a drill bit
#404Methods and systems for drilling
#405Downhole system having a wireless unit
#406System and method for casing milling
#407Monitor and control of directional drilling operations and simulations
#408System and method for surface steerable drilling
#409Processes and systems for drilling a borehole
#410Automated controls for pump down operations
#411Methods for geosteering a drill bit in real time using surface acoustic signals
#412Methods for geosteering a drill bit in real time using drilling acoustic signals
#413Control system for a pipe handling apparatus
#414Method and apparatus for increasing the yield in a deposit
#415Mining machine with driven disc cutters
#416Methods and systems for drilling
#417Methods and systems for drilling
#418Automated sidewall coring
#419Graph to analyze drilling parameters
#420Look ahead advance formation evaluation tool
#421Systems and methods for improving drilling efficiency
#422Hydraulic drilling method with penetration control
#423Method and apparatus for controlling rock drilling
#424Weight-on-bit drill sub
#425Mining machine with driven disc cutters
#426System and method for optimizing drilling speed
#427Control system for drilling operations
#428SYSTEM AND METHOD FOR THE AUTONOMOUS DRILLING OF GROUND HOLES
#429Method and an arrangement for controlling a rock drill
#430Arrangement and a method for monitoring an air flow in a drill rig
#431System and method for managing and/or using data for tools in a wellbore
#432Drilling tool with feed control
#433Methods of drilling with a downhole drilling machine
#434Advanced steering tool system, method and apparatus
#435Deployment of insulated conductors for treating subsurface formations
#436Circulated heated transfer fluid systems used to treat a subsurface formation
#437Directional drilling control devices and methods
#438ORGANONITROGEN COMPOUNDS USED IN TREATING HYDROCARBON CONTAINING FORMATIONS
#439Systems and methods for treating a subsurface formation with electrical conductors
#440Perforated electrical conductors for treating subsurface formations
#441Measuring device, rock breaking device and method of measuring stress wave
#442Monitor and control of directional drilling operations and simulations
#443Method and device for controlling at least one drilling parameter for rock drilling
#444Systems and methods of forming subsurface wellbores
#445Offset barrier wells in subsurface formations
#446Method and device for controlling a rock drill rig
#447Heating subsurface formations with fluids
#448Controlling hydrogen pressure in self-regulating nuclear reactors used to treat a subsurface formation
#449USING SELF-REGULATING NUCLEAR REACTORS IN TREATING A SUBSURFACE FORMATION
#450Circulated heated transfer fluid heating of subsurface hydrocarbon formations
#451Drilling tool and drilling method
#452Movable heaters for treating subsurface hydrocarbon containing formations
#453Double insulated heaters for treating subsurface formations
#454Apparatus and method for steering a drill bit
#455Coiled tubing injector with a weight on bit circuit
#456Devices and methods for horizontal directional drilling with a boring tool library
#457Automated directional drilling apparatus and methods
#458Method of controlling operation of rock drilling rig, and rock drilling rig
#459Devices and methods for dynamic boring procedure reconfiguration
#460Mining machine with driven disc cutters
#461Advanced steering tool system, method and apparatus
#462Drilling system
#463Automated MSE-based drilling apparatus and methods
#464Method of drilling and producing hydrocarbons from subsurface formations
#465AC coiled tubing rig with automated drilling system and method of using the same
#466Autoreaming systems and methods
#467Microprocessor integrated multifunction hoist system controller
#468Method and arrangement for controlling percussion rock drilling
#469Method of controlling a drilling operation, and rotating control device mitigator
#470Steering assembly for directional drilling of a wellbore
#471Systems and methods for real-time well surveillance
#472Control system for a top drive