| 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) |
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| 03/05/2015 | WO2015031533A1 Injection treatment simulation using condensation |
| 03/05/2015 | WO2015031531A1 Multi-thread matrix solver for well system fluid flow modeling |
| 03/05/2015 | WO2015031527A1 Proppant transport model for well system fluid flow simulations |
| 03/05/2015 | WO2015031524A1 Block matrix solver for well system fluid flow modeling |
| 03/05/2015 | WO2015031523A1 Multi-thread band matrix solver for well system fluid flow modeling |
| 03/05/2015 | WO2015031519A1 Modeling fluid flow interactions among regions of a well system |
| 03/05/2015 | WO2015031177A1 Formation stability modeling |
| 03/05/2015 | WO2015030799A1 Estimating and predicting wellbore tortuosity |
| 03/05/2015 | WO2015030790A1 Automating downhole drilling using wellbore profile energy and shape |
| 03/05/2015 | WO2015027340A1 Optimizing electromagnetic telemetry transmissions |
| 03/05/2015 | US20150060141 Downhole motor sensing assembly and method of using same |
| 03/05/2015 | US20150060056 Systems and Methods for Restricting Fluid Flow in a Wellbore with an Autonomous Sealing Device and Motion-Arresting Structures |
| 03/04/2015 | EP2843186A2 Method and apparatus for reducing stick-slip |
| 02/26/2015 | WO2015026986A1 Underground mining training simulator |
| 02/26/2015 | WO2015026473A1 Rig control system and methods |
| 02/26/2015 | US20150053484 Hole enlargement drilling device and methods for using same |
| 02/26/2015 | US20150053483 Drilling control and information system |
| 02/26/2015 | US20150053482 Rig control system and methods |
| 02/24/2015 | CA2803652C Method and apparatus for directional drilling |
| 02/19/2015 | WO2015023807A1 Hydraulic load sensor system and methodology |
| 02/19/2015 | WO2015023409A1 Digital core sensitivity analysis |
| 02/19/2015 | WO2015023266A1 Probabilistic methodology for real time drilling |
| 02/19/2015 | WO2015023185A1 Real time mud monitoring |
| 02/19/2015 | US20150047835 Downhole Fluid Analysis Method And Apparatus For Determining Hydrogen Indexes |
| 02/17/2015 | US8955917 Method and apparatus for increasing the yield in a deposit |
| 02/17/2015 | US8955602 System and methods for continuous and near continuous drilling |
| 02/12/2015 | WO2015020747A1 Automatic packer |
| 02/11/2015 | EP2834461A2 Drilling control and information system |
| 02/11/2015 | EP2834460A2 Drilling control system |
| 02/11/2015 | EP2834459A2 Drilling control and information system |
| 02/11/2015 | EP2834458A2 Drilling information system |
| 02/11/2015 | EP2834455A2 Wellbore information system |
| 02/11/2015 | CN104343433A 凿岩钻机回转推进全液压自适应耦合控制回路及控制方法 Rotary drilling rig promote adaptive coupling hydraulic control circuit and control method |
| 02/11/2015 | CN104343432A Kn-25cbd旋挖钻电脑监控器 Kn-25cbd auger drill computer monitor |
| 02/11/2015 | CN104343389A 指向式旋转导向钻井工具 Point rotary steerable drilling tool |
| 02/11/2015 | CN102839962B 钻机的过载保护系统 Rig overload system |
| 02/10/2015 | US8950512 Methods and apparatus for reducing stick-slip |
| 02/10/2015 | US8950507 Device for preventing vibrations in a tool spindle |
| 02/10/2015 | CA2666610C Mux bop database mirroring |
| 02/05/2015 | US20150039230 Downhole formation testing with automation and optimization |
| 02/03/2015 | US8949098 Iterative drilling simulation process for enhanced economic decision making |
| 02/03/2015 | US8944190 System and method for damping vibration in a drill string |
| 02/03/2015 | US8943884 Smart seals and other elastomer systems for health and pressure monitoring |
| 01/28/2015 | CN204126569U 双气缸气动水冷刹车自动送钻装置 Water-cooled two-cylinder pneumatic brake automatic drilling equipment |
| 01/28/2015 | CN204126555U 垂直钻井系统导向块 Vertical Drilling System guide block |
| 01/28/2015 | CN104321500A 高温超级电容器 High temperature supercapacitors |
| 01/28/2015 | CN104310259A 一种旋挖钻机主卷扬浮动控制系统、方法及旋挖钻机 One kind of rotary drilling rig floating main winch control system, method and rotary drilling rig |
| 01/27/2015 | US8939234 Systems and methods for improving drilling efficiency |
| 01/27/2015 | US8939233 Methods and systems for drilling |
| 01/27/2015 | US8939219 System and method for monitoring and controlling snubbing slips |
| 01/27/2015 | CA2789735C Providing a local response to a local condition in an oil well |
| 01/27/2015 | CA2789215C Drilling with a muscular drill string |
| 01/27/2015 | CA2621546C Method and system for evaluating weight data from service rig |
| 01/22/2015 | WO2015009834A1 Predicting properties of well bore treatment fluids |
| 01/22/2015 | WO2015009573A1 Dynamic response apparatus and methods triggered by conditions |
| 01/21/2015 | CN204113781U 钻机液压系统 Rig Hydraulic System |
| 01/21/2015 | CN102498261B 控制系统、凿岩钻机及控制方法 Control systems, drilling rigs and control methods |
| 01/20/2015 | US8938380 Methods, devices, and kits relating to the implementation of gelled fluids having a transient gel microstructure |
| 01/20/2015 | US8936104 Fluid-driven medical or dental handle |
| 01/15/2015 | WO2015005800A1 Autonomous drilling |
| 01/15/2015 | US20150014058 Drilling System and Method for Monitoring and Displaying Drilling Parameters for a Drilling Operation of a Drilling System |
| 01/15/2015 | US20150014057 Mining drill with gradient sensing |
| 01/15/2015 | US20150014056 Dynamic response apparatus and methods triggered by conditions |
| 01/15/2015 | US20150013448 System and method for improved cuttings measurements |
| 01/14/2015 | CN204099302U 旋挖钻机主卷扬浮动控制系统及旋挖钻机 Rotary drilling rig floating control system and main winch Rotary Drilling Rig |
| 01/14/2015 | CN204098893U 一种液压伺服控制的带式刹车自动送钻装置 A hydraulic brake servo control with automatic drilling equipment |
| 01/14/2015 | CN104278981A 井下瓦斯抽采钻机 Underground gas drainage drilling rig |
| 01/14/2015 | CN103216192B 一种具有地下探测功能的螺旋钻进机器人 Spiral kind of underground drilling robot detection function |
| 01/14/2015 | CN102797451B 一种深水表层钻井井下环空压力自动控制系统及控制方法 Deep water drilling downhole annular surface pressure control system and control method |
| 01/13/2015 | US8931578 Robotic tunneling system |
| 01/13/2015 | CA2669947C Rock drilling method and rock drilling machine |
| 01/08/2015 | WO2015002904A2 System and console for monitoring and managing well site operations |
| 01/07/2015 | EP2820235A1 Downhole fluid flow control system having pressure sensitive autonomous operation |
| 01/07/2015 | CN204082021U 三轴三角形水泥搅拌钻杆 Triaxial triangle cement mixing drill |
| 01/07/2015 | CN104265270A 一种碳酸盐岩缝洞钻井轨迹设计及控制方法 A carbonate chimney hole drilling trajectory design and control methods |
| 01/07/2015 | CN104265263A 一种深海钻机水下控制仓 One kind of deep-sea drilling rig subsea control positions |
| 01/07/2015 | CN104265262A 钻杆监控方法和钻杆监控装置 Drill pipe and drill monitoring device monitoring method |
| 01/07/2015 | CN104265184A 一种智能在线钻杆 An intelligent line drill |
| 01/07/2015 | CN101358522B 钻机轻推开孔、自适应能力和自动防卡转功能的实现 Drill hole open light, adaptive capacity and automatic anti-card transfer function |
| 01/06/2015 | US8925651 Hydraulic drilling method with penetration control |
| 01/06/2015 | US8925648 Automatic control of oscillatory penetration apparatus |
| 01/06/2015 | CA2794214C An apparatus and a control method for controlling the apparatus |
| 12/31/2014 | CN204060670U 井下瓦斯抽采钻机 Underground gas drainage drilling rig |
| 12/31/2014 | CN204060502U 钻机动力控制装置 Drill control means |
| 12/31/2014 | CN102797452B 一种司钻控制装置、系统及方法 Apparatus, system and method for controlling a driller |
| 12/31/2014 | CN102575516B 根据地面测量估计井下钻探振动振幅的方法 Downhole drilling method according to ground vibration amplitude measurements estimate |
| 12/30/2014 | US8924029 Apparatus and method for increasing the ultimate recovery of natural gas contained in shale and other tight gas reservoirs |
| 12/30/2014 | US8919457 Apparatus and method for determining axial forces on a drill string during underground drilling |
| 12/30/2014 | CA2794538C Work string controller |
| 12/30/2014 | CA2692027C Method and device for controlling a rock drill rig |
| 12/25/2014 | US20140379133 Methods and systems for monitoring directional drilling |
| 12/25/2014 | US20140374160 Installation for Drilling a Well into a Soil and Associated Drilling Method |
| 12/25/2014 | US20140374159 Positioning techniques in multi-well environments |
| 12/24/2014 | CN204046991U 耐震钻井控制装置 Seismic drilling control device |
| 12/24/2014 | CN204041051U 一种用于垂钻导向一体化工具的地面测控箱 A vertical drill-oriented integration of ground-based monitoring tool box |
| 12/24/2014 | CN204041050U 一种钻机参数监测装置 One kind of rig parameter monitoring device |
| 12/24/2014 | CN104235088A 钻机液压系统 Rig Hydraulic System |
| 12/24/2014 | CN104234689A 用于锚杆机的远程调节器 For remote adjuster bolt machine |
| 12/24/2014 | CN102791958B 用于呈现定位信息的方法、用户接口和岩石钻探装备 Methods for presenting location information, the user interface and rock drilling equipment |
| 12/18/2014 | US20140367168 Modular monitoring assembly |