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 47 - Survey of boreholes or wells
Patents for E21B 47 - Survey of boreholes or wells (31,352)
05/2014
05/21/2014CN203603880U 钻探设备及钻探设备的浮筒 Buoy drilling equipment and drilling equipment
05/21/2014CN203603879U 一种便携式井下探测器 A portable mine detector
05/21/2014CN203603878U 防落物井口仪器组装台 FOPS wellhead equipment assembly station
05/21/2014CN203603877U 一种油田混输管线状态监控仪 One kind of mixed oil pipelines status Monitor
05/21/2014CN203603876U 石油仪器用多功能开收腿面板 Oil instrument panel with multi-functional open legs
05/21/2014CN203603875U 一种油藏井间的监测器 Monitor a reservoir between the wells
05/21/2014CN203603873U 油气分离计量装置 Oil and gas separation metering device
05/21/2014CN203603871U 一种油气节流保温分离计量一体化设备 One kind of insulation separating oil and gas metering orifice integration equipment
05/21/2014CN203603831U 电缆防喷装置用介质注入、解堵与试压设备 Cable blowout preventer with medium injection, plugging and pressure test equipment
05/21/2014CN203603826U 一种同位素示踪注液剖面测井防喷盒 An isotope tracer liquid injection profile logging BOP box
05/21/2014CN203603786U 尾椎扶正器 Caudal centralizer
05/21/2014CN103806906A 岩/土体钻孔原位测试装置及方法 Rock / soil drilling situ testing device and method
05/21/2014CN103806904A 砂岩储层非均匀损害深度的计算方法 Sandstone reservoirs non-uniform depth of the damage calculation method
05/21/2014CN103806903A 一种随钻声波遥测隔声体 One kind of sound insulator LWD sonic telemetry
05/21/2014CN103806902A 一种超声波数据传输方法 A data transmission method of ultrasonic
05/21/2014CN103806901A 油井井下快速测试系统及测试方法 Well underground rapid test systems and test methods
05/21/2014CN103806900A 一种安装井压测试传感器的机构 A well pressure testing of the sensor mechanism is mounted
05/21/2014CN103806899A 一种用于确定仪器在井中的深度的方法和装置 A method and apparatus for determining the depth of the instrument in the well
05/21/2014CN103806898A 锚孔孔深、倾角、方位角和坡/壁角测定仪 Anchor Holes depth, dip, azimuth and slope / Corner analyzer
05/21/2014CN103806897A 爆破孔的孔深和倾角及方位角测定仪 Deep hole blasting holes and dip and azimuth detector
05/21/2014CN103806896A 锚孔测定仪 Anchor hole tester
05/21/2014CN103806895A 一种放射性测井仪探头减振结构 A radioactive logging tool probe damping structure
05/21/2014CN103806894A 一种测量煤层气井产出液的装置及方法 An apparatus and method for measuring the produced fluid bed methane wells
05/21/2014CN103806893A 智能检测方法、装置及检测系统 Intelligent detection method, apparatus, and detection system
05/21/2014CN103806892A 一种随钻测量信号的处理方法 A signal processing method of drilling measurement
05/21/2014CN103806891A 油井测试柔性加重杆 Well test flexible heavier rod
05/21/2014CN103806878A 海上不压井电泵举升工艺管柱 Maritime snubbing pump lift technology column
05/21/2014CN103806477A 锚孔孔位及坡/壁角测定仪 Anchor Holes position and slope / Corner analyzer
05/21/2014CN102493766B 一种井眼轨道控制方法及其系统 A well trajectory control method and system
05/20/2014US8727783 Distributed drilling simulation system
05/20/2014US8727006 Detecting and remedying hydrogen starvation of catalytic hydrocarbon generation reactions in earthen formations
05/20/2014US8726983 Method and apparatus for performing wireline logging operations in an under-balanced well
05/20/2014US8726726 Sensor unit for a logging tool and a logging tool with at least two sensor elements
05/20/2014US8726725 Apparatus, system and method for determining at least one downhole parameter of a wellsite
05/20/2014CA2757380C Surface communication apparatus and method for use with drill string telemetry
05/20/2014CA2645902C Method for optimising the production of a cluster of wells
05/20/2014CA2600439C Apparatus and method of determining casing thickness and permeability
05/20/2014CA2582635C Method and system for scanning tubing
05/20/2014CA2547710C Through tubing real time downhole wireless gauge
05/15/2014WO2014074652A1 Downhole determination of drilling state
05/15/2014WO2014074600A1 Measurement system
05/15/2014WO2014074434A1 Apparatus and method of referencing a sucker rod pump
05/15/2014WO2014074393A2 Systems and methods for sensing a fluid level within a pipe
05/15/2014WO2014074263A1 Interchangeable measurement housings
05/15/2014WO2014074260A1 Verification of well tool operation with distributed acoustic sensing system
05/15/2014WO2014074259A1 Acoustic telemetry with distributed acoustic sensing system
05/15/2014WO2014074099A1 Method for efficient pressure and inflow testing of a fluid containment system through real time leak detection with quantification of pvt effects
05/15/2014WO2014072627A1 Novel methodology for determining curves of productivity of wells for exploiting stockpiles and reserves of compressible fluids
05/15/2014WO2014071529A1 Tridimensional modeling apparatuses, system and kit for providing a representation of an exploration network
05/15/2014WO2014071522A1 Drill collar with integrated probe centralizer
05/15/2014WO2014071521A1 Centralizer for downhole probes
05/15/2014WO2014071520A1 Downhole electromagnetic telemetry apparatus
05/15/2014WO2014071519A1 Measurement while drilling fluid pressure pulse generator
05/15/2014WO2014071514A1 Fluid pressure pulse generator and method of using same
05/15/2014WO2014071494A1 Universal downhole probe system
05/15/2014WO2013092906A3 Estimating tilt of a reservoir
05/15/2014US20140136112 Predicting performance of gas condensate reservoirs
05/15/2014US20140133276 Telemetry System, a Pipe and a Method of Transmitting Information
05/15/2014US20140131103 Establishing positions of locating field detectors and path mapping in underground boring tool applications
05/15/2014US20140131102 System and method for determining incremental progression between survey points while drilling
05/15/2014US20140131101 Systems and methods for determining enhanced equivalent circulating density and interval solids concentration in a well system using multiple sensors
05/15/2014US20140131036 Apparatus and Method for Milling/Drilling Windows and Lateral Wellbores Without Locking Using Unlocked Fluid-Motor
05/15/2014US20140130592 Downhole gauge assembly
05/15/2014US20140130591 Methods and Apparatus for Determining Downhole Parameters
05/14/2014EP2729663A1 Depth/orientation detection tool and methods thereof
05/14/2014EP2729662A2 A space provision system using compression devices for the reallocation of resources to new technology, brownfield and greenfield developments
05/14/2014EP2729661A1 Well drilling methods with automated response to event detection
05/14/2014CN203594586U 一种sagd高温电潜泵电机的保护装置 A protective device temperature electrical submersible pump motor sagd
05/14/2014CN203594447U 地质勘探中钻杆测速系统 Geological exploration drill speed system
05/14/2014CN203594446U 一种瓦斯含量测定仪 One kind of gas content analyzer
05/14/2014CN203594445U 钻孔轨迹测量仪 Borehole trajectory measuring instrument
05/14/2014CN203594444U 一种平衡筒抗冲刷装置 A balance tube anti-erosion devices
05/14/2014CN203594443U 平台加热计量撬块 Heating metering platform skid
05/14/2014CN203594442U 一种数字式张力马丁代克 A digital tension Martin Dyck
05/14/2014CN203594441U 一种测井地面系统及其接口转接装置 A ground system and its interface adapter device logging
05/14/2014CN203594440U 一种三分量感应测井仪的线圈结构 A three-component induction logging tool coil structure
05/14/2014CN203594401U 套管堵塞器 Clogged filter casing
05/14/2014CN203594372U 用于实时探测钻孔内温度的钻具 Drilling tools for real-time detection of borehole temperature
05/14/2014CN203594370U 内置仪器式测试管柱 Built-string instrument type test
05/14/2014CN103791958A 轴向排布双电极互相关流量传感器 Axial arrangement of the two-electrode cross-correlation flow sensor
05/14/2014CN103790583A 基于惯性测量参数的地质预测方法 Inertial measurement parameters geological forecasting method based on
05/14/2014CN103790582A 地应力测量设备及方法 Stress measurement apparatus and method
05/14/2014CN103790577A 基于水平井水平段虚拟直井化的深度域约束反演方法 Based on a virtual straight horizontal wells horizontal section of the well depth of field constrained inversion method
05/14/2014CN103790576A 一种石油钻井用mwd无线压力传感器传输装置 A petroleum drilling mwd wireless pressure sensor transmission device
05/14/2014CN103790575A 用于监测海底井的系统和方法 System and method for monitoring subsea wells
05/14/2014CN103790574A 测量地层压力的探头 Formation pressure measurement probe
05/14/2014CN103790573A 一种随钻测斜仪绝缘短节 One kind of drilling a short section of insulation inclinometer
05/14/2014CN103790572A 一种矿用无线随钻测斜仪 Ore wireless MWD inclinometer
05/14/2014CN103790571A 一种无线示功仪及自适应调整方法 A wireless dynamometer and adaptive methods
05/14/2014CN103790570A 一种数据中继短节及测试随钻测井仪器的方法 A data relay short sections and test methods LWD
05/14/2014CN103790569A 一种利用vsp时深关系对声波测井资料进行校正的方法 Deep relationship acoustic logging data method for correcting a use vsp
05/14/2014CN103790559A 同心电动井下测调仪 Concentric electric downhole measurement instrument tune
05/14/2014CN103790535A 超长小直径连续油管快速预制测试仪器的装置及方法 Long small diameter coiled tubing equipment fast pre-test device and method
05/14/2014CN102953726B 一种水驱油田优势通道识别方法及装置 A water flooding oilfield advantage channel identification method and apparatus
05/14/2014CN102230375B 煤层瓦斯参数实时监测方法 Seam gas parameters in real time monitoring method
05/14/2014CN102102510B 折叠式超声波井眼成像工具 Folding ultrasonic borehole imaging tools
05/14/2014CN101975058B 一种测井曲线数据的检索方法及装置 A log data retrieval method and apparatus
05/13/2014US8725477 Method to generate numerical pseudocores using borehole images, digital rock samples, and multi-point statistics
05/13/2014US8725429 Fatigue monitoring
05/13/2014US8720588 Method and system for fixing an element in a borehole
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