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2024
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Invention
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High-precision automatic weighing device for powder samples.
The present disclosure relates to a... |
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Invention
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Sand shale formation physical property evaluation method and system for precise deep oil and gas ... |
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Invention
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Test device and test method for isotope measurement of noble gases in lunar soil. The disclosure ... |
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Invention
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Sand shale formation lithology evaluation method and system for precise deep oil and gas navigati... |
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Invention
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Calibration method, apparatus and system of look-ahead logging-while-drilling measuring device.
... |
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Invention
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Mapping method of landslide threat range based on equivalent friction coefficient and trend analy... |
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Invention
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Physical simulation test system for studying tunnel structure under active fault movements. A phy... |
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Invention
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Method for calibrating mass discrimination effect of neon isotope ratio.
The disclosure disclose... |
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Invention
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Method and device for mobile rapid exploration of mineral resources. Provided are a method and a ... |
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Invention
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Device for preparing rock speciments with different moisture contents.
The present application d... |
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Invention
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Multifunctional and visual rock triaxial testing system. A multifunctional and visual rock triaxi... |
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Invention
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Rock true-triaxial testing system based on computerized tomography (ct) scanning. A rock true-tri... |
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Invention
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Method for correcting age of columbite-tantalite by using double-reference-materials.
A method f... |
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Invention
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Real-time calibration method and system of acoustic logging data while drilling for precise navig... |
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Invention
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High-precison modeling method and system of three-dimensional velocity field for precise navigati... |
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Invention
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Freely-combinable multifunctional ocean-bottom seismic detection device. A freely-combinable mult... |
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Invention
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Precise deep oil and gas navigation system based on structural evaluation of sand/shale formation... |
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Invention
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Pose calibration method for aerospace magnetometer.
A pose calibration method for an aerospace m... |
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Invention
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Noise reduction measurement method of acoustic while drilling data based on signal synchronizatio... |
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Invention
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Apparent resistivity measuring system and method using semi-airborne electromagnetic method.
Dis... |
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Invention
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Method and system for gr lwd curve optimization for deep-field oil and gas precise navigation. Th... |
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Invention
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Estimation method of detecting elevation by semi-airborne electromagnetic method. The application... |
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Invention
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Ground receiving front-end compensation system for intelligent guide drilling borehole-ground ele... |
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Invention
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Method and system for updating three-dimensional lithology model for precision navigation of deep... |
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2023
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Invention
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Automatic identification method and device for planetary seismograph azimuth angles based on plan... |
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Invention
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Method for detecting adsorption performance of microplastics for heavy metals using low-field nmr... |
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Invention
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Phase-controlled excitation downhole nuclear magnetic resonance imaging device and method.
The p... |
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Invention
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Device and processing method for offsetting attitude error of semi-airborne electromagnetic syste... |
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Invention
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Method for carrier distortion compensation in mwd mud pulse telemetry. The present application di... |
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Invention
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Signal acquisition method and device of azimuthal electromagnetic wave resistivity instrument whi... |
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Invention
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Ground transmitting system and method for electromagnetic transmission between well and ground fo... |
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Invention
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Solving method and system for euler angle attitude.
The present disclosure discloses a solving m... |
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Invention
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Method and device for identifying near-bit lithology based on intelligent voiceprint identificati... |
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Invention
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Method and system for extracting features of logging while drilling and drilling-time logging bas... |
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Invention
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Method and system for real-time calculating a microseismic focal mechanism based on deep learning... |
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Invention
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Apparent resistivity measurement system and method using semi-airborne electromagnetic method. Di... |
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Invention
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Forward simulation-based irregular seismic data acquisition method. An irregular seismic data col... |
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Invention
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Airborne electromagnetic signal observation device and system carried by unmanned aerial vehicle.... |
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Invention
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High-frequency magnetotelluric sounding instrument-based inversion method for energy spectrum.
T... |
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Invention
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Semi-airborne electromagnetic-based method for extracting secondary field signal.
The present di... |
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Invention
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Calibration method for logging-while-drilling device.
The present application discloses a calibr... |
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Invention
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Method for improving calibration efficiency of accelerometer.
The invention discloses a method f... |
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2022
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Invention
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Method for synchronizing azimuth detection data while drilling and device for azimuth detection w... |
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Invention
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In situ u-pb dating method for calcite.
The present disclosure discloses an in situ U—Pb dating ... |
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Invention
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Energy spectrum inversion method of high-frequency magnetotelluric instrument. The present applic... |
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Invention
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Method for extracting pure secondary field signal based on semi-airborne electromagnetic method. ... |
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Invention
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Storage device for data analyzer for aerospace magnetic field measurement. The present invention ... |
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Invention
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Density inversion method, apparatus and electronic device.
A density inversion method comprises ... |
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Invention
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Density determination method, apparatus and electronic device.
Disclosed are density determinati... |
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Invention
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Polymer-coated nanoparticles, composite nano-emulsion and macro-emulsion.
Polymer-coated nanopar... |
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2021
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P/S
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Well drilling machines; drilling rigs; petroleum drilling
machines; drilling machines; industria... |
