| Patent | Date |
|---|
Method And System For Measuring And Computing Energy Distribution In The Process Of Intercepting A Rockfall By A Combination Of A Pine Or Cypress Wood And An Artificial Structure
App 20220128731A1 - | 2022-04-28 |
Rock Mechanics Triaxial Testing Machine
App 20220128441A1 - | 2022-04-28 |
Discrete element method-based simulation method and system for acoustic emission
Grant 11314910 - | 2022-04-26 |
Executing mechanism for rotary guide device and rotary guide device
Grant 11306539 - | 2022-04-19 |
Push type rotary guide drilling system
Grant 11306540 - | 2022-04-19 |
Multi-mode Dispersion Energy Imaging Device And Method For A Four-component Marine Interface Wave Of An Ocean Bottom Seismometer
App 20220113442A1 - | 2022-04-14 |
Protection method against rain erosion for soil slope improved by phosphogypsum and microbe
Grant 11299865 - | 2022-04-12 |
Rotary guiding device based on radial driving force
Grant 11021911 - | 2021-06-01 |
Low-energy-consumption In-situ Extraction System For Lunar Rare Gas And Extraction Method
App 20210156769A1 - | 2021-05-27 |
Triaxial rock mechanics test system for high-strain-rate cyclic dynamic loading
Grant 11,016,010 - Li , et al. May 25, 2 | 2021-05-25 |
Sonic logging broadband impedance matching transformer modular design method and module
Grant 11,018,648 - Fu , et al. May 25, 2 | 2021-05-25 |
Gravity acceleration measurement apparatus and extraction method in a rotating state
Grant 11,002,128 - Zhang , et al. May 11, 2 | 2021-05-11 |
Mems Sensor Detection Device And Mems Sensor System
App 20210130164 - LI; Zongwei ; et al. | 2021-05-06 |
Near bit wireless constant current short distance transmission method and device
Grant 10,975,689 - Sun , et al. April 13, 2 | 2021-04-13 |
Near Bit Wireless Constant Current Short Distance Transmission Method And Device
App 20210087926 - SUN; Yuntao ; et al. | 2021-03-25 |
Inductive Magnetic Sensor And Electromagnetic Prospecting Equipment
App 20210088689 - DI; QINGYUN ; et al. | 2021-03-25 |
All-band Magnetic Sensor
App 20210088604 - DI; Qingyun ; et al. | 2021-03-25 |
Device and method for ground source transient electromagnetic near-field detection and related device
Grant 10,955,578 - Xue , et al. March 23, 2 | 2021-03-23 |
Method For Synchronizing Acoustic Asynchronous Serial Signals While Drilling
App 20210080602 - WEI; Fuqiang ; et al. | 2021-03-18 |
Visible test system and rock mass heating method
Grant 10,948,431 - Zheng , et al. March 16, 2 | 2021-03-16 |
Method And System For Measuring Inert Gas By Ion Probe
App 20210057204 - LIU; Yu ; et al. | 2021-02-25 |
Emitter for trace samples of nickel isotope analysis and its application in thermal ionization mass spectrometry
App 20210054270 - Li; Chaofeng | 2021-02-25 |
Method for synchronizing acoustic asynchronous serial signals while drilling
Grant 10,928,530 - Wei , et al. February 23, 2 | 2021-02-23 |
Construction method for ecologically protecting expansive soil slope by combining phosphogypsum with microbial mineralization
Grant 10,913,894 - Li February 9, 2 | 2021-02-09 |
Method For Collecting And Processing Tensor Artificial-source Electromagnetic Signal Data And Device Thereof
App 20210026033 - FU; Changmin ; et al. | 2021-01-28 |
Shear Box For Testing Cyclic Shear Characteristics Of A Rock Mass Discontinuity
App 20210018413 - ZHENG; Bowen ; et al. | 2021-01-21 |
Shear box for testing cyclic shear characteristics of a rock mass discontinuity
Grant 10,876,944 - Zheng , et al. December 29, 2 | 2020-12-29 |
Method for suppressing airborne transient electromagnetic in-band vibration noise
Grant 10,877,178 - Wu , et al. December 29, 2 | 2020-12-29 |
Receiving Compensation Apparatus For Airborne Transient Electromagnetic Method
App 20200400854 - DI; Qingyun ; et al. | 2020-12-24 |
Downhole vibration and impact data recording method
Grant 10,851,647 - Wang , et al. December 1, 2 | 2020-12-01 |
Data Optimization Method and Integral Prestack Depth Migration Method
App 20200363549 - Liu; Linong ; et al. | 2020-11-19 |
Multi-mode data observation method based on unmanned aerial vehicle formation for semi-airborne electromagnetic surveying
Grant 10,838,099 - Wu , et al. November 17, 2 | 2020-11-17 |
Electromagnetic exploration method using full-coverage anti-interference artificial source
Grant 10,839,278 - Fu , et al. November 17, 2 | 2020-11-17 |
Hybrid rotary guiding device
Grant 10837235 - | 2020-11-17 |
Constant amplitude adjusting method and system for pressure pulse of drilling tool
Grant 10,830,037 - Du , et al. November 10, 2 | 2020-11-10 |
Correction method for transient electromagnetic method-based prediction of water-bearing structure ahead of tunnel wall
Grant 10,823,872 - Xue , et al. November 3, 2 | 2020-11-03 |
Radar transmitting power and channel performance monitoring apparatus
Grant 10,819,446 - Zeng , et al. October 27, 2 | 2020-10-27 |
Anti-rotating device of non-rotating sleeve and a rotary guiding device
Grant 10,815,730 - Liu , et al. October 27, 2 | 2020-10-27 |
Zircon ID-TIMS Pb isotope determination method using multiple ion counters with dynamic multi-collection protocol
App 20200335319 - Chu; Zhuyin ; et al. | 2020-10-22 |
Dual-cavity pressure sensor die and the method of making same
Grant 10,809,141 - Zhang , et al. October 20, 2 | 2020-10-20 |
WEM-based method for deep resource detection using sky waves
Grant 10,809,412 - Di , et al. October 20, 2 | 2020-10-20 |
Device For Performing Temperature Correction On Induction Logging Tool And Deep Stratum Environmental Simulation
App 20200319370 - PEI; Renzhong ; et al. | 2020-10-08 |
Construction method for reinforcing loess embankment by combining microbial mineralization with phosphogypsum
Grant 10,781,562 - Li , et al. Sept | 2020-09-22 |
MEMS pressure gauge sensor and manufacturing method
Grant 10,768,064 - Chau , et al. Sep | 2020-09-08 |
Csamt Transmitter
App 20200280304 - DI; QINGYUN ; et al. | 2020-09-03 |
An Anti-rotating Device Of Non-rotating Sleeve And A Rotary Guiding Device
App 20200263500 - LIU; Qingbo ; et al. | 2020-08-20 |
Construction Method For Using Phosphogypsum In Embankment Improvement
App 20200263364 - LI; Zhiqing | 2020-08-20 |
A Hybrid Rotary Guiding Device
App 20200263503 - LIU; Qingbo ; et al. | 2020-08-20 |
Magnetotelluric measurement system
Grant 10,746,894 - Wang , et al. A | 2020-08-18 |
Dynamic testing device suitable for drilling tool attitude measurement module
Grant 10,746,756 - Zhang , et al. A | 2020-08-18 |
Inversion velocity model, method for establishing the same and method for acquiring images of underground structure
Grant 10,739,479 - Liu , et al. A | 2020-08-11 |
Constant Amplitude Adjusting Method And System For Pressure Pulse Of Drilling Tool
App 20200208511 - DU; Jiansheng ; et al. | 2020-07-02 |
Fluid Pressure Measuring Device For Measurement-while-drilling Tool
App 20200208507 - DU; Jiansheng ; et al. | 2020-07-02 |
Conductive slip ring for logging while drilling instrument
Grant 10,693,268 - He , et al. | 2020-06-23 |
A Rotary Guiding Device
App 20200190909 - LIU; Qingbo ; et al. | 2020-06-18 |
Near-bit constant-power wireless short-distance transmission method and apparatus
Grant 10,662,764 - Sun , et al. | 2020-05-26 |
Construction method for using modified phosphogypsum in roadbed and slope
Grant 10,655,280 - Li | 2020-05-19 |
System And Method For Scanning While-drilling Rock Fragments In An Oil And Gas Field
App 20200149394 - HAO; JIN ; et al. | 2020-05-14 |
System-level packaging method and packaging system based on 3D printing
Grant 10,643,862 - Li , et al. | 2020-05-05 |
Device for power transmission and signal transfer between stator and rotor of screw drilling tool
Grant 10,619,478 - He , et al. | 2020-04-14 |
MEMS anti-phase vibratory gyroscope
Grant 10,612,926 - Yu , et al. | 2020-04-07 |
Azimuthal acoustic logging while drilling apparatus and measurement method
Grant 10,612,372 - Zhang , et al. | 2020-04-07 |
Highly sensitive emitter for strontium isotope analysis of picogram-level samples by thermal ionization mass spectrometry
App 20200105514 - Li; Chaofeng | 2020-04-02 |
A Rotary Guiding Device Based On Radial Driving Force
App 20200087986 - LIU; Qingbo ; et al. | 2020-03-19 |
Azimuthal Acoustic Logging While Drilling Apparatus And Measurement Method
App 20200072044 - ZHANG; Wenxiu ; et al. | 2020-03-05 |
Sinusoidal excitation method and apparatus for multi-pole acoustic logging while drilling
Grant 10,578,754 - Sun , et al. | 2020-03-03 |
Conductive Slip Ring for Logging While Drilling Instrument
App 20200067247 - He; Xinzhen ; et al. | 2020-02-27 |
Downhole Vibration And Impact Data Recording Method
App 20200018156 - WANG; Zhongxing ; et al. | 2020-01-16 |
Method And Device For Surface-borehole Transient Electromagnetic Detection
App 20200003928 - Xue; Guoqiang ; et al. | 2020-01-02 |
Device And Method For Ground Source Transient Electromagnetic Near-field Detection And Related Device
App 20200003927 - Xue; Guoqiang ; et al. | 2020-01-02 |
Device for Power Transmission and Signal Transfer Between Stator and Rotor of Screw Drilling Tool
App 20200003049 - He; Xinzhen ; et al. | 2020-01-02 |
Correction Method For Transient Electromagnetic Method-based Prediction Of Water-bearing Structure Ahead Of Tunnel Wall
App 20190391293 - XUE; Guoqiang ; et al. | 2019-12-26 |
Magnetotelluric Measurement System
App 20190383960 - WANG; Zhongxing ; et al. | 2019-12-19 |
Method, apparatus and system for arranging survey points in field operation with ground electromagnetic instrument
Grant 10,488,544 - Yang , et al. Nov | 2019-11-26 |
Radar Transmitting Power And Channel Performance Monitoring Apparatus
App 20190334634 - ZENG; Lingqi ; et al. | 2019-10-31 |
Rotary steerable drilling tool and method of control thereof
Grant 10,443,307 - Du , et al. Oc | 2019-10-15 |
Apparatus for testing the function and performance of a rotary steerable tool in a horizontal or inclined state
Grant 10,436,009 - Du , et al. O | 2019-10-08 |
Method and system for control and data processing in field operation with ground electromagnetic instrument
Grant 10,429,539 - Wang , et al. O | 2019-10-01 |
Apparatus for downhole near-bit wireless transmission
Grant 10,428,646 - Zheng , et al. October 1, 2 | 2019-10-01 |
Integral packaging device for acoustic receiving transducers while drilling
Grant 10,379,238 - Zheng , et al. A | 2019-08-13 |
Azimuthally acoustic imaging logging while drilling (LWD) apparatus
Grant 10,364,670 - Zheng , et al. | 2019-07-30 |
System-level Packaging Method And Packaging System Based On 3d Printing
App 20190228986 - LI; Zongwei ; et al. | 2019-07-25 |
WEM-Based Method for Deep Resource Detection Using Sky Waves
App 20190196046 - DI; Qingyun ; et al. | 2019-06-27 |
Acoustic source testing apparatus of azimuthally acoustic logging while drilling (LWD) instrument
Grant 10,329,906 - Zheng , et al. | 2019-06-25 |
Near-bit dynamic well deviation angle measurement method and apparatus
Grant 10,317,204 - Sun , et al. | 2019-06-11 |
High-precision pendulous accelerometer
Grant 10,309,984 - Xue | 2019-06-04 |
Integral Packaging Device for Acoustic Receiving Transducers While Drilling
App 20190154853 - ZHENG; Jian ; et al. | 2019-05-23 |
A Dual-cavity Pressure Sensor Die And The Method Of Making Same
App 20190145842 - ZHANG; Yiming ; et al. | 2019-05-16 |
Method and System for Control and Data Processing in Field Operation with Ground Electromagnetic Instrument
App 20190129058 - WANG; Zhongxing ; et al. | 2019-05-02 |
Method, Apparatus and System for Arranging Survey Points in Field Operation with Ground Electromagnetic Instrument
App 20190129055 - YANG; Yongyou ; et al. | 2019-05-02 |
Static Push-the-Bit Articulated High-Built-Rate Rotary Steerable Tool and Control Method Thereof
App 20190128070 - DU; Jiansheng ; et al. | 2019-05-02 |
Sinusoidal Excitation Method And Apparatus For Multi-pole Acoustic Logging While Drilling
App 20190129046 - SUN; Yuntao ; et al. | 2019-05-02 |
Method For Acquiring Data Of Azimuthal Acoustic Logging While Drilling
App 20190129052 - DI; Qingyun ; et al. | 2019-05-02 |
Gaussian beam migration imaging method and device
Grant 10,261,206 - Liu , et al. | 2019-04-16 |
Apparatus for Testing the Function and Performance of a Rotary Steerable Tool in a Horizontal or Inclined State
App 20190106975 - DU; Jiansheng ; et al. | 2019-04-11 |
Dynamic Testing Device Suitable For Drilling Tool Attitude Measurement Module
App 20190086439 - ZHANG; Wenxiu ; et al. | 2019-03-21 |
Enhanced interventional CT imaging of cracks in rocks during hydraulic testing
Grant 10,234,407 - Li , et al. | 2019-03-19 |
Acoustic Source Testing Apparatus Of Azimuthally Acoustic Logging While Drilling (lwd) Instrument
App 20190055840 - ZHENG; Jian ; et al. | 2019-02-21 |
Near-bit tool attitude measurement while drilling apparatus and method
Grant 10,202,841 - Zhang , et al. Feb | 2019-02-12 |
Soft-switching control circuit of boost-type PFC converter
Grant 10,186,957 - Zhen , et al. Ja | 2019-01-22 |
Distributed electromagnetic instrument synchronization system and method
Grant 10,168,432 - Yang , et al. J | 2019-01-01 |
Method for characterizing rock physical characteristics of deeply buried carbonate rocks
Grant 10,161,891 - Tian , et al. Dec | 2018-12-25 |
Inversion velocity model, method for establishing the same and method for acquiring images of underground structure
App 20180356548 - Liu; Yike ; et al. | 2018-12-13 |
Method for high precision imaging for three-dimensional topography of cracks in hydraulic fracturing test of rocks
Grant 10,139,355 - Li , et al. Nov | 2018-11-27 |
Wear-leveling nandflash memory reading/writing method
Grant 10,120,795 - Yang , et al. November 6, 2 | 2018-11-06 |
High-precision Pendulous Accelerometer
App 20180306835 - Xue; Xu | 2018-10-25 |
Method For Enhanced Interventional Imaging For Cracks In Hydraulic Fracturing Test Of Rocks
App 20180306736 - Li; Shouding ; et al. | 2018-10-25 |
Method and Apparatus for Separating Seismic Diffracted Wave
App 20180292553 - YU; Caixia ; et al. | 2018-10-11 |
Soft-switching Control Circuit Of Boost-type Pfc Converter
App 20180278153 - Zhen; Qihui ; et al. | 2018-09-27 |
Mems Pressure Gauge Sensor And Manufacturing Method
App 20180275000 - CHAU; Kevin ; et al. | 2018-09-27 |
Azimuthally acoustic while drilling signal receiving transducer encapsulating apparatus
Grant 10,082,021 - Zheng , et al. September 25, 2 | 2018-09-25 |
Gravity Acceleration Measurement Apparatus And Extraction Method In A Rotating State
App 20180223646 - ZHANG; Wenxiu ; et al. | 2018-08-09 |
Receiving apparatus suitable for azimuthally acoustic logging while drilling
Grant 10,030,504 - Zheng , et al. July 24, 2 | 2018-07-24 |
Sinusoidal Excitation Method And Apparatus For Multi-pole Acoustic Logging While Drilling
App 20180202287 - SUN; Yuntao ; et al. | 2018-07-19 |
Calibration Method Under Near-bit Wireless Short-transmission Ground Envrionment Based On Electric Field Theory
App 20180203157 - SUN; Yuntao ; et al. | 2018-07-19 |
Calibration method under near-bit wireless short-transmission ground envrionment based on electric field theory
Grant 10,025,003 - Sun , et al. July 17, 2 | 2018-07-17 |
Gaussian Beam Migration Imaging Method and Device
App 20180188398 - LIU; Peng ; et al. | 2018-07-05 |
Distributed Electromagnetic Instrument Synchronization System And Method
App 20180149756 - YANG; Yongyou ; et al. | 2018-05-31 |
Azimuthally Acoustic While Drilling Signal Receiving Transducer Encapsulating Apparatus
App 20180142551 - ZHENG; Jian ; et al. | 2018-05-24 |
Receiving Apparatus Suitable For Azimuthally Acoustic Logging While Drilling
App 20180142546 - ZHENG; Jian ; et al. | 2018-05-24 |
Receiving apparatus for downhole near-bit wireless transmission
Grant 9,970,288 - Zheng , et al. May 15, 2 | 2018-05-15 |
Wear-leveling Nandflash Memory Reading/writing Method
App 20180081797 - YANG; Yongyou ; et al. | 2018-03-22 |
Receiving Apparatus For Downhole Near-bit Wireless Transmission
App 20180058200 - ZHENG; Jian ; et al. | 2018-03-01 |
Near-bit Dynamic Well Deviation Angle Measurement Method And Apparatus
App 20180058849 - SUN; Yuntao ; et al. | 2018-03-01 |
Near-bit Tool Attitude Measurement While Drilling Apparatus And Method
App 20180058192 - ZHANG; Wenxiu ; et al. | 2018-03-01 |
Apparatus For Downhole Near-bit Wireless Transmission
App 20180058201 - ZHENG; Jian ; et al. | 2018-03-01 |
Near-bit Constant-power Wireless Short-distance Transmission Method And Apparatus
App 20180058199 - SUN; Yuntao ; et al. | 2018-03-01 |
Efficient adaptive seismic data flow lossless compression and decompression method
Grant 9,900,025 - Xu , et al. February 20, 2 | 2018-02-20 |
Efficient Adaptive Seismic Data Flow Lossless Compression And Decompression Method
App 20170317688 - XU; Shanhui ; et al. | 2017-11-02 |
Method And Device For Acquiring Optimization Coefficient, And Related Method And Device For Simulating Wave Field
App 20150134308 - Zhang; Jinhai ; et al. | 2015-05-14 |
Cell-targeted Magnetic Nano-material And Biomedical Uses Thereof
App 20150093335 - Pan; Yongxin ; et al. | 2015-04-02 |
Digital Seismic Recorder Including Wired, Wireless And Cable-less Telemetry
App 20140254309 - Guo; Jian ; et al. | 2014-09-11 |
Million channel-class digital seismometer based on computer network
App 20130188455 - Guo; Jian ; et al. | 2013-07-25 |
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