E21B 44 - 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

Patents for E21B 44 - 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 (5,356)
12/2013
12/11/2013	CN103437753A Rod adding device for automatically controlling drilling machine
12/11/2013	CN103437752A Remote hydraulic control system used for coal mine gallery drilling machine
12/11/2013	CN103437751A Automatic and real-time drill bit position correcting system
12/11/2013	CN103437704A Backup directional rotary steering drilling device
12/11/2013	CN103437703A Oil-water well oil layer ground control downhole horizontal drilling device
12/11/2013	CN101600852B Automated mse-based drilling apparatus and methods
12/05/2013	WO2013180822A2 Drilling system, biasing mechanism and method for directionally drilling a borehole
12/05/2013	US20130319766 Devices and Methods for Horizontal Directional Drilling with a Boring Tool Library
12/05/2013	US20130319764 Drilling system, biasing mechanism and method for directionally drilling a borehole
12/04/2013	EP2669469A2 Drilling components and systems to dynamically control drilling dysfunctions
12/04/2013	CN203324795U Fracturing set network control system
12/04/2013	CN203324731U 压裂车自动控制系统 Fracturing truck automatic control system
12/04/2013	CN203321491U Driller room drilling machine parameter display system based on HUD (Head Up Display)
12/04/2013	CN203321490U Wireless oil well intelligent monitoring terminal RTU
12/04/2013	CN103422850A System and method for remote monitoring of drilling equipment
12/03/2013	CA2734375C Magnetic ranging method and apparatus
12/03/2013	CA2698692C Method and software product for designing drilling pattern for rock cavity excavation
12/03/2013	CA2670078C Designing drilling pattern for excavating rock cavern
12/03/2013	CA2594012C Method of selecting drill bits
11/2013
11/28/2013	WO2013176677A1 Drilling operation control using multiple concurrent hydraulics models
11/28/2013	WO2013176648A1 Methods and systems for pressure testing components of a hydrocarbon well system
11/27/2013	CN203308456U Drill column communication system, devices in same, ground walking locator, system for executing underground operation at least and communication system of system
11/27/2013	CN103412522A Fracturing set network control system
11/27/2013	CN103412502A Automatic control system of fracturing truck
11/27/2013	CN103410498A Smart core drill
11/27/2013	CN103410497A Rotary drilling rig and power head bearing detection device thereof
11/27/2013	CN103410496A Parameter displaying system of driller room drilling machine based on HUD display
11/27/2013	CN102322221B Pneumatic drill for hard rocks
11/26/2013	US8594832 Designing drilling pattern for excavating rock cavern
11/26/2013	US8590635 Method and apparatus for automated drilling of a borehole in a subsurface formation
11/21/2013	WO2013173402A1 Intervention operations with high rate telemetry
11/21/2013	US20130306375 Drilling tool, apparatus and method for underreaming and simultaneously monitoring and controlling wellbore diameter
11/21/2013	US20130306373 Electronically activated underreamer and calliper tool
11/20/2013	EP2663738A2 System and apparatus for modeling the behavior of a drilling assembly
11/20/2013	EP2663736A2 Method for controlling the downhole temperature during fluid injection into oilfield wells
11/20/2013	CN203296765U Interlock control device for top drive internal blowout preventer and electric drilling pump
11/20/2013	CN101952539B Systems and methods for improved positioning of pads
11/19/2013	US8589124 Methods for modeling wear of fixed cutter bits and for designing and optimizing fixed cutter bits
11/13/2013	EP2661536A2 Low equivalent circulation density setting tool
11/13/2013	CN203285418U Power head hydraulic control device and rotary drilling rig
11/13/2013	CN203285417U Diving drill operation parameter monitoring instrument
11/13/2013	CN203285368U Wellhead return pressure control system for managed pressure drilling
11/13/2013	CN203285329U Floor type apparatus for rotating and elevating drilling tool of piling machine
11/13/2013	CN103388453A Double rotation speed method and device for controlling reaming-while-drilling bit pressure distribution relation
11/12/2013	CA2735772C Method and arrangement in rock drilling rig
11/08/2013	CA2776491A1 Dual configuration hydraulic manifold apparatus and system
11/07/2013	WO2012174295A3 Control system for downhole operations
11/07/2013	US20130292176 Downhole drilling utilizing measurements from multiple sensors
11/06/2013	CN203271715U Rotating drilling machine drill bit bottoming detection and control device
11/06/2013	CN203271714U Drilling machine data collection and monitoring control system
11/06/2013	CN203271713U Drilling machine electrical control system
11/06/2013	CN203271712U Detection circuit for operation behaviors of large-scale non-excavation pipe laying drilling machine
11/06/2013	CN203271711U Control system of nitrogen drilling hydraulic valve
11/06/2013	CN203271710U Dynamic power factor compensation and harmonic suppression device of drilling machine
11/06/2013	CN102134963B Cylinder controlled automatic punching pile machine
11/06/2013	CN101883910B Devices and methods for power control in horizontal directional drilling
10/2013
10/31/2013	WO2013162534A1 System and method for triggering a downhole tool
10/30/2013	EP2655796A1 Controlling vibrations in a drilling system
10/30/2013	CN203257405U Hydraulic drilling machine swing arm movement safety device
10/30/2013	CN203257404U Well drilling data control device
10/30/2013	CN203257403U Drilling machine looped network digital integrated driller-control system
10/29/2013	US8567523 Methods and systems for drilling boreholes
10/27/2013	CA2813212A1 Bit selection using bit fleet management
10/24/2013	US20130277112 Methods and systems for drilling
10/24/2013	US20130277111 Methods and systems for drilling
10/24/2013	US20130277110 Controlling vibrations in a drilling system
10/24/2013	DE102007021070B4 Verfahren zum Betrieb einer Werkzeugmaschine sowie Werkzeugmaschine Method for operating a machine tool and machine tool
10/23/2013	CN203248143U Floating hydraulic loop system of rotary drilling rig
10/23/2013	CN103370494A System and method for performing downhole stimulation operations
10/23/2013	CN103362492A Method and system for controlling seating of rotary drilling rig mast
10/23/2013	CN103362491A Rock-soil drilling rig unit information cloud sharing and control system
10/22/2013	US8561719 Computerized boring system with bore head sensors
10/22/2013	CA2765605C Air hammer optimization using acoustic telemetry
10/17/2013	CA2812690A1 Drilling rig with continuous gas analysis
10/16/2013	CN203239657U Drilling machine intelligent brake hydraulic control system
10/16/2013	CN203239316U One-key well shut-in system
10/16/2013	CN103352687A Method controlling hole deviation in hole drilling
10/16/2013	CN103352656A Drilling system
10/16/2013	CN101696628B Steering bias tool and steering bias method
10/15/2013	US8556000 Device for monitoring a drilling or coring operation and installation comprising such a device
10/15/2013	CA2706850C Method and apparatus for hydraulic steering of downhole rotary drilling systems
10/10/2013	WO2013152078A2 Drilling information system
10/10/2013	WO2013152074A2 Wellbore information system
10/10/2013	WO2012145494A3 System and method for drilling a borehole using streaming reference data
10/09/2013	EP2646638A1 Method for controlling drilling unit of rock drilling rig, and rock drilling rig
10/09/2013	CN203230406U Controlling device for rotary drilling rig to avoid shutdown caused by large torque
10/09/2013	CN103343681A Drilling machine integrated double-loop network coupling control system based on IPC and PLC
10/08/2013	CA2712580C Method and system of monitoring rotational time of rotatable equipment
10/08/2013	CA2707021C Oilfield area network communication system and method
10/06/2013	CA2812056A1 Valve for communication of a measurement while drilling system
10/03/2013	WO2013142950A1 Device and method for measuring torque and rotation
10/03/2013	CA2836328A1 Device and method for measuring torque and rotation
10/02/2013	CN203223215U High-efficiency automatic control system of drilling machine
10/02/2013	CN101755102B Constant-mode auto-drill with pressure derivative control
09/2013
09/26/2013	US20130248248 Sensor-based control of vibrations in slender continua, specifically torsional vibrations in deep-hole drill strings
09/26/2013	US20130248247 Downhole whirl detection while drilling
09/25/2013	EP2640931A2 Method of and apparatus for drilling a subterranean borehole
09/25/2013	EP2640927A2 Drilling method for drilling a subterranean borehole
09/25/2013	CN203214042U Automatic decelerating operation protection system for horizontal directional drilling machine power heads
09/25/2013	CN203214041U Petroleum drilling equipment control device based on tablet personal computer

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 ... 54