| Patents for E21B 47 - Survey of boreholes or wells (31,352) |
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| 07/03/2014 | WO2014105049A1 Expanded mud pulse telemetry |
| 07/03/2014 | WO2014105033A1 Systems and methods for downhole telecommunication |
| 07/03/2014 | WO2014105025A1 Determining gravity toolface and inclination in a rotating downhole tool |
| 07/03/2014 | WO2014104914A1 Hydrocarbon field development control method |
| 07/03/2014 | WO2014022768A3 Isolator |
| 07/03/2014 | WO2013138622A3 Outward venting of inflow tracer in production wells |
| 07/03/2014 | WO2013109539A3 Well completion apparatus, system and method |
| 07/03/2014 | WO2013076499A3 Improvements in or relating to wireless data recovery |
| 07/03/2014 | US20140188391 Systems and methodology for detecting a conductive structure |
| 07/03/2014 | US20140182935 Core and drill bits with integrated optical analyzer |
| 07/03/2014 | US20140182849 Wellbore Servicing Assemblies and Methods of Using the Same |
| 07/03/2014 | US20140182848 Algorithm for zonal fault detection in a well environment |
| 07/03/2014 | US20140182844 System and method for performing wellbore stimulation operations |
| 07/03/2014 | US20140182843 Thermal processes for subsurface formations |
| 07/03/2014 | US20140182369 Slot tester |
| 07/03/2014 | US20140182368 Carry Over Meter |
| 07/03/2014 | DE102010019514B4 Erdbohrvorrichtung und Bohrgestänge Earth boring drill pipe and |
| 07/02/2014 | EP2749908A1 Enhanced Visualization of Logging Information in Cased Wells Using Dynamic Normalization |
| 07/02/2014 | EP2749907A1 Well-logging viewer with icons |
| 07/02/2014 | EP2749906A1 Determining seismic sensor orientation in a wellbore |
| 07/02/2014 | EP2749734A2 Downhole probe assembly |
| 07/02/2014 | EP2749733A2 Downhole probe assembly |
| 07/02/2014 | EP2749731A1 Integrated wellbore caliper |
| 07/02/2014 | EP2748739A1 Methods and systems for well planning based on a complex fracture model |
| 07/02/2014 | EP2748431A2 Fracturing process to enhance propping agent distribution to maximize connectivity between the formation and the wellbore |
| 07/02/2014 | EP2748430A1 Apparatus and method for controlling a completion operation |
| 07/02/2014 | EP2748429A1 Enhanced materials investigation |
| 07/02/2014 | EP2748428A1 Drill bit mounted data acquisition systems and associated data transfer apparatus and method |
| 07/02/2014 | EP2748426A1 Sample capture prioritization |
| 07/02/2014 | EP2748424A2 Determining perforation orientation |
| 07/02/2014 | CN203691482U 一种采油工测压井液粘度专用手机装置 Workers load one kind of oil well fluid viscosity special phone equipment |
| 07/02/2014 | CN203685170U 工程监理用桩孔孔径检测装置 Engineering Supervision pile hole diameter detection device |
| 07/02/2014 | CN203685169U 海上毛细管测压系统 Maritime capillary pressure measurement system |
| 07/02/2014 | CN203685168U 注汽式油井温度、压力、蒸汽干度同步在线测量装置 Steam injection wells, temperature, pressure, steam quality synchronous online measurement devices |
| 07/02/2014 | CN203685167U 一种测量钻孔倾斜度的装置 A device for measuring borehole inclination |
| 07/02/2014 | CN203685166U 矿用锚杆钻机钻眼角度测定装置 Mine measuring apparatus Roofbolter drilling angle |
| 07/02/2014 | CN203685165U 一种随钻仪器连接器 One kind of drilling equipment connector |
| 07/02/2014 | CN203685164U 测井仪器屏蔽套 Logging equipment shielding sleeve |
| 07/02/2014 | CN203685163U 存储式测井用弹簧组件装置 Stored logging device with a spring assembly |
| 07/02/2014 | CN203685162U 存储式声波变密度测井仪 Stored acoustic variable density logging tool |
| 07/02/2014 | CN203685161U 一种用于电力勘测的全景钻孔图像获取系统 Drilling a panoramic image acquisition system for Power Survey |
| 07/02/2014 | CN203685160U 固定式液压猫头型扭矩测量仪 Fixed hydraulic cathead type torque measuring instrument |
| 07/02/2014 | CN203685159U 伸缩短节 Stretch shortening Festival |
| 07/02/2014 | CN203685158U 一种测井车载电缆除油润滑装置 An oil lubrication device logging cable car |
| 07/02/2014 | CN203685157U 一种电脑测井系统 One kind of computer logging system |
| 07/02/2014 | CN203685156U 一种发射驱动电路 A transmission drive circuit |
| 07/02/2014 | CN203685155U 单井多相计量装置 Single well polyphase metering device |
| 07/02/2014 | CN203685134U 一种储气库注采分配计量装置 A gas storage injection and production metering dispensing device |
| 07/02/2014 | CN203685107U 一种油田测试防喷装置 One kind of field test blowout preventer |
| 07/02/2014 | CN203685053U 水平井注汽、采油、以及温度压力实时监测三管同井筒采油工艺设备 Horizontal steam injection wells, oil production, as well as real-time monitoring of temperature and pressure with the wellbore three oil production equipment |
| 07/02/2014 | CN103906998A 用于确定流速的井下工具 Downhole tool for determining the flow rate |
| 07/02/2014 | CN103906892A 用于钻孔信息管理和资源规划的方法和系统 A method for drilling information management and resource planning and systems |
| 07/02/2014 | CN103906891A 具有一体的压力传感器的探测器及其相关方法 Having an integral pressure sensor detector and related method |
| 07/02/2014 | CN103903051A 一种计量凿岩设备累计凿岩深度的计数装置及计数方法 A measure of the cumulative drilling equipment drilling depth counting device and counting methods |
| 07/02/2014 | CN103902827A 一种碳酸盐岩水平井流动单元划分方法 Rock and horizontal well flow unit division of carbonate |
| 07/02/2014 | CN103899770A 用于泥浆脉冲发生器上的电磁控制阀 For solenoid control valve on the mud pulser |
| 07/02/2014 | CN103899302A 一种超声成像测井仪旋转扫描头快速对接密封结构 Ultrasonic Imager fast rotating scan head butt seal structure |
| 07/02/2014 | CN103899301A 无线随钻测量系统及方法 Wireless MWD system and method |
| 07/02/2014 | CN103899300A 一种基于示功图的二流量试井分析的方法及系统 A method based on two well test dynamometer flow analysis and system |
| 07/02/2014 | CN103899299A 一种旋转状态下测量钻具角度位置的装置 A rotary drill at the state of measuring the angular position of the apparatus |
| 07/02/2014 | CN103899298A 可拆卸的桩基检孔装置 Removable devices pile inspection hole |
| 07/02/2014 | CN103899297A 一种提高二氧化碳吞吐成功率的验泵效方法 A way to improve the success rate of carbon dioxide throughput pump efficiency test method |
| 07/02/2014 | CN103899296A 自适应环境变化的司钻显示器 Adaptive driller monitor environmental changes |
| 07/02/2014 | CN103899295A 稠油蒸汽采注中直井井筒热损失检测方法及检测装置 Heavy mining steam injection well bore straight heat loss detection method and detection device |
| 07/02/2014 | CN103899294A 用于海底结构的监测管状构件的系统和方法 System and method for monitoring subsea structure of the tubular member for |
| 07/02/2014 | CN103899293A 用于随钻测量井下仪器的冲击振动状态的系统 Shock and vibration for MWD downhole system state |
| 07/02/2014 | CN103899292A 用于随钻测量井下仪器的冲击振动状态的方法 State of shock and vibration method MWD downhole tools for |
| 07/02/2014 | CN103899261A 泡排井筒携砂可视化实验装置及方法 Bubble row wellbore sand carrying visualization experimental apparatus and method |
| 07/02/2014 | CN103899251A 一种非开挖钻机的钻头及该钻头的定位方法 A non-excavation of the drill and the drill rig positioning methods |
| 07/02/2014 | CN102536201B 多臂成像数据校正方法 Dobby imaging data correction method |
| 07/02/2014 | CN102518424B 一种流体电阻率和温度复合测量装置 A fluid resistivity and temperature of the composite measuring apparatus |
| 07/02/2014 | CN102383777B 一种用于旋转导向钻井系统的测控装置及其测控方法 A rotary steerable drilling system and control device and method for monitoring and control |
| 07/02/2014 | CN102182444B 欠平衡钻井适应性评估方法 UBD suitability assessment methods |
| 07/02/2014 | CN102027197B 伸缩式接头微型控制面板 Telescopic joint mini-control panel |
| 07/02/2014 | CN101240705B 核工具 Nuclear Tools |
| 07/01/2014 | US8768672 Method for predicting time-lapse seismic timeshifts by computer simulation |
| 07/01/2014 | US8768627 Methods and systems of estimating formation parameters |
| 07/01/2014 | US8767507 Method for determination of the oil formation's water-flooding area radius in the wellbore zone |
| 07/01/2014 | US8767063 System for monitoring a marine well for shallow-water flow |
| 07/01/2014 | US8766641 Determining surface wetting of rock with changing well fluids |
| 07/01/2014 | US8763694 Zonal testing with the use of coiled tubing |
| 07/01/2014 | US8763451 Fluid flow measuring device and method |
| 06/26/2014 | WO2014100830A1 Use of lamb and sh attenuations to estimate cement vp and vs in cased borehole |
| 06/26/2014 | WO2014100329A1 Combination power source for instrumented sensor subsystems |
| 06/26/2014 | WO2014100318A1 Method for calibration of indirectly measured quantities |
| 06/26/2014 | WO2014100275A1 Wired and wireless downhole telemetry using a logging tool |
| 06/26/2014 | WO2014100272A1 Apparatus and method for monitoring fluid flow in a wellbore using acoustic signals |
| 06/26/2014 | WO2014100262A1 Telemetry for wireless electro-acoustical transmission of data along a wellbore |
| 06/26/2014 | WO2014100032A1 System and method for production reservoir and well management using continuous chemical measurement |
| 06/26/2014 | WO2014099924A1 Apparatus and method for estimating characteristics of a sensor containing interferometer |
| 06/26/2014 | WO2014099865A1 Estimating change in position of production tubing in a well |
| 06/26/2014 | WO2014099832A1 Methods and systems for analyzing the quality of a wellbore |
| 06/26/2014 | WO2014099723A1 Pump down conveyance |
| 06/26/2014 | WO2014099617A2 Improved acoustic reception |
| 06/26/2014 | WO2014099394A1 Downhole cable sensor |
| 06/26/2014 | WO2014099310A1 Integrated oilfield decision making system and method |
| 06/26/2014 | WO2014099122A1 System and method for acoustic imaging using a transducer array |
| 06/26/2014 | WO2014099066A1 Downhole fluid tracking with distributed acoustic sensing |
| 06/26/2014 | WO2014099055A1 Downhole treatment monitoring systems and methods using ion selective fiber sensors |
| 06/26/2014 | WO2014099054A1 Remote work methods and systems using nonlinear light conversion |