Patents
Sitemap › E21 - Earth or rock drilling; Mining › E21B - Earth or rock drilling; Obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells › 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)
07/2014
07/01/2014US8763726 Drill bit gauge pad control
06/2014
06/26/2014WO2014100613A1 Well construction management and decision support system
06/26/2014WO2014100175A1 Monitoring and control systems for continuous circulating drilling operations
06/26/2014WO2014099394A1 Downhole cable sensor
06/26/2014WO2014099309A1 Automated directional drilling system and method using steerable motors
06/26/2014WO2014098873A1 Polished rod-mounted pump control apparatus
06/26/2014WO2014098598A1 A method of and a device for determining operational parameters of a computational model of borehole equipment, an electronic controller and borehole equipment
06/26/2014WO2014094161A1 Rotary locking sub for angular alignment of downhole sensors with high side in directional drilling
06/26/2014WO2014094153A1 Apparatus for angular alignment of downhole sensors with high side in directional drilling
06/26/2014WO2013180822A3 Drilling system, biasing mechanism and method for directionally drilling a borehole
06/26/2014US20140174744 Systems and Methods For Pressure-Cycled Stimulation During Gravity Drainage Operations
06/26/2014US20140174731 Method and system for controlling tongs make-up speed and evaluating and controlling torque at the tongs
06/25/2014EP2746527A2 Drilling tool and method for widening and simultaneously monitoring the diameter of wells and fluid properties
06/25/2014CN103883310A 一种模拟钻进系统实验台 An analog drilling system Bench
06/25/2014CN103883307A 一种中靶优先着陆控制的通用导向钻井方法 Universal steering drilling method for controlling a target priority landing
06/25/2014CN103883306A 一种基于复合导向钻井的水平井方向优先着陆控制方法 Based on the direction of the composite steerable drilling horizontal wells priority landing control method
06/25/2014CN103883260A 三轴三角形水泥搅拌钻杆及施工方法 Triaxial triangle cement mixing drill and construction methods
06/25/2014CN103883255A 一种基于连续导向钻井的水平井着陆轨迹控制方法 Landing a horizontal well trajectory control based on continuous steering drilling method
06/25/2014CN103883253A 一种基于复合导向钻井的水平井着陆控制方法 Based on a composite steerable drilling horizontal wells landing control method
06/25/2014CN103883250A 一种基于滑动导向钻井的水平井方向优先着陆控制方法 Based on the direction of the sliding guide drilling horizontal wells priority landing control method
06/25/2014CN103882861A 梅花形多轴水泥搅拌钻杆及施工方法 Torx multiaxial cement mixing drill and construction methods
06/25/2014CN102251767B 旋挖钻机桅杆全轨迹控制系统及其控制方法 Rotary drilling rig mast whole trajectory control system and control method
06/24/2014USRE44956 Drilling method and apparatus
06/24/2014US8757294 System and method for controlling a drilling system for drilling a borehole in an earth formation
06/19/2014US20140166363 Automated directional drilling system and method using steerable motors
06/19/2014US20140166362 Implement Pose Control System and Method
06/19/2014US20140166361 Systems and Methods for Real Time Drilling Fluid Management
06/19/2014US20140166280 Hydrocarbon recovery employing an injection well and a production well having multiple tubing strings with active feedback control
06/19/2014US20140166272 Measurement and control system for a downhole tool
06/18/2014CN203658792U Plc控制系统 Plc control system
06/18/2014CN203655152U 一种用于地质取心勘探的变频电驱动顶驱式岩心钻机 VF for geological exploration coring driven top drive type core drilling rig
06/18/2014CN103867116A Device of floor-type rotary lifting drilling tool of pile driver
06/18/2014CN102325945B Jet grouting equipment
06/18/2014CN102112700B Method and apparatus for hydraulic steering of downhole rotary drilling systems
06/18/2014CN101711304B System and method for testing drilling control systems
06/17/2014US8752648 Method and system for predicting a drill string stuck pipe event
06/17/2014CA2792031C System and method for safe well control operations
06/12/2014WO2014089204A1 Reducing rotational vibration in rotational measurements
06/12/2014WO2014088808A1 Drill string oscillation methods
06/12/2014WO2014085935A1 Back up directional and inclination sensors and method of operating same
06/12/2014US20140158876 Methods for Analyzing Substances Containing One or More Organosulfur Compounds Using an Integrated Computational Element
06/12/2014US20140158430 Drilling tool, apparatus and method for underreaming and simultaneously monitoring and controlling wellbore diameter
06/12/2014US20140158429 Cooling System and Method for A Downhole Tool
06/12/2014US20140158427 Directional Drilling Tool
06/12/2014US20140158380 Pump Deployment Via Cable
06/11/2014CN103850672A Control system of hydraulic-driven drilling machine
06/11/2014CN103850648A Automatic portable rig for tunnel blasting construction
06/11/2014CN102747949B Fast propulsion hydraulic control loop of down-the-hole drill rig
06/11/2014CN101568697B Designing drilling pattern for excavating rock cavern
06/10/2014US8749549 Prospect assessment and play chance mapping tools
06/05/2014US20140151121 Automated directional drilling apparatus and methods
06/05/2014US20140151120 Drilling machine power pack which includes a clutch
06/05/2014US20140150869 Gas-lift safety valve actuated by a sensor
06/04/2014EP2737169A1 Minimum strain energy waypoint-following controller for directional drilling using optimized geometric hermite curves
06/04/2014CN203626803U 一种石油钻机的热轴保护系统 A petroleum rig axis thermal protection system
06/04/2014CN203626802U 一种钻机油改电系统 One kind of drilling oil to electricity system
06/04/2014CN203626801U 一种石油钻机电控房 A petroleum drilling electrical control room
06/04/2014CN203626800U 一种液压动力钳的自动对位控制器 Automatic alignment controller of a hydraulic power tongs
06/04/2014CN103842612A Optical power for self-propelled mineral mole
06/04/2014CN103835695A Automatic reset device of jackdrill
06/04/2014CN101566059B Wide-adaptive novel automatic driller
06/03/2014CA2758583C Slickline conveyed shifting tool system
06/03/2014CA2758443C Slickline conveyed tubular cutter system
06/03/2014CA2755165C Electrical controller for anti-stall tools for downhole drilling assemblies
06/03/2014CA2745124C Remote controlled vehicle
05/2014
05/30/2014WO2014081311A1 System and method of configuring control instructions for a tool assembly by means of machine readable component information
05/29/2014US20140144660 Rock drill
05/28/2014EP2734706A2 Method and system of displaying data associated with drilling a borehole
05/28/2014EP2734699A1 Movement control system for a drilling plant
05/28/2014CN203614031U 一种双速、双扭矩履带式液压切削钻机 A two-speed, dual-torque crawler hydraulic cutting rig
05/28/2014CN203614024U 一种自动控制转速的凿岩机 An automatic control the speed of the drilling machine
05/28/2014CN102536194B 一种液压驱动的恒钻压自动送钻控制系统 A hydraulic drive constant WOB automatic drilling control system
05/28/2014CN102425401B 液压凿岩钻机凿岩动作电液逻辑控制回路 Hydraulic rock drill rigs action electro-hydraulic control circuit logic
05/28/2014CN102383778B 液压凿岩钻机凿岩动作逻辑控制回路 Hydraulic rock drill rigs action logic control circuit
05/27/2014US8733473 Sequencing algorithm for planned drill holes
05/27/2014CA2369669C Iterative drilling simulation process for enhanced economic decision making
05/22/2014WO2014078621A1 Dual flowline testing tool with pressure self-equalizer
05/22/2014WO2014078342A1 Drill bit simulation and optimization
05/22/2014WO2014075190A1 Electromagnetic telemetry gap sub assembly with insulating collar
05/22/2014WO2012142282A3 Mechanical specific energy drilling system
05/22/2014US20140139007 Method and arrangement for designing drilling plan
05/22/2014US20140138156 Advanced steering tool system, method and apparatus
05/21/2014CN203603874U 一种旋挖钻机电控正流量控制系统 One kind of auger drilling rig positive flow control system
05/21/2014CN102747950B 切削钻机关键凿岩动作单泵液压控制回路 Drilling rigs key cutting action single pump hydraulic control circuit
05/21/2014CN102747948B 切削钻机关键凿岩动作双泵液压控制回路 Drilling rigs key cutting action dual pump hydraulic control circuit
05/20/2014US8727783 Distributed drilling simulation system
05/20/2014US8727038 Control system for drilling operations
05/15/2014WO2014071519A1 Measurement while drilling fluid pressure pulse generator
05/15/2014WO2014071514A1 Fluid pressure pulse generator and method of using same
05/15/2014US20140131099 System And Method For Managing And/Or Using Data For Tools In A Wellbore
05/15/2014US20140131098 Method For Motion Compensation Using Wired Drill Pipe
05/15/2014US20140131035 Safety System For Autonomous Downhole Tool
05/15/2014US20140131034 High Precision Locked Laser Operating at Elevated Temperatures
05/14/2014EP2729652A1 Method and arrangement for calibrating sensors in drilling equipment
05/14/2014CN203595927U 一种石油钻机用的电气控制系统 A petroleum rig with electrical control system
05/14/2014CN203594439U 一种可编程逻辑控制钻机液气路的装置 A logical way to control liquid and gas rigs programmable devices
05/14/2014CN103790568A 一种钻井参数与效率实时优化方法 A real-time optimization and efficiency parameters Drilling
05/13/2014US8720604 Method and system for steering a directional drilling system
05/08/2014WO2014066981A1 Methods and systems for improved drilling operations using real-time and historical drilling data
05/08/2014US20140129506 Systems and methods for an expert system for well control using bayesian intelligence
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