|
2025
|
Invention
|
Self-centering and self-mixing semi-flexible coaxial nozzle, and manufacturing method thereof.
T... |
|
2024
|
Invention
|
Multi-section fixed-point hydraulic fracturing apparatus. A multi-section fixed-point hydraulic f... |
|
|
Invention
|
Visualization grouting device for coal and rock fissures and test method.
Disclosed are a visual... |
|
|
Invention
|
Permeability enhancement device for coal-seam gas drainage. A high-efficiency permeability enhanc... |
|
|
Invention
|
Coal and gas outburst monitoring device. A coal and gas outburst monitoring device includes the i... |
|
|
Invention
|
Method for processing remote sensing images by fusing elevation information. Disclosed in the pre... |
|
|
Invention
|
Monitoring and warning device for rock burst in coal mine. The present disclosure provides a moni... |
|
|
Invention
|
Device for pressure reduction and desorption of coalbed methane. The present invention relates to... |
|
|
Invention
|
Rubber stripping device for steel cords in belt. A rubber stripping device for steel cords in a b... |
|
|
Invention
|
Rhodamine-methylene blue derivative fluorescent probe and preparation method and application ther... |
|
|
Invention
|
Integrated thermal hydrolysis and crushing device. An integrated thermal hydrolysis and crushing ... |
|
|
Invention
|
Modified aluminate cement, and preparation method therefor and use thereof. 242424244 enables the... |
|
|
Invention
|
Modified fluorgypsum, modified fluorgypsum product, and preparation method therefor. Modified flu... |
|
|
Invention
|
Real-time monitoring system and method for coal mine roof fractures during roadway tunneling proc... |
|
2023
|
Invention
|
Kind of high impermeability low thermal conductivity inorganic lightweight foam concrete and prep... |
|
|
Invention
|
Real-time monitoring system and method for coal mine roof fracture during tunnel excavation proce... |
|
|
Invention
|
2 directional fracturing and hydraulic fracturing coupled permeability enhancement. 22 directiona... |
|
|
Invention
|
Deep coal seam slotting and fracturing permeability-enhancing device. A deep coal seam slotting a... |
|
|
Invention
|
Pulsed cavitating jet assisted rock breaking mechanism. Disclosed is a pulsed cavitating jet assi... |
|
|
Invention
|
Abrasive gas jet based coal breaking, pressure relief and permeability enhancement device for sof... |
|
|
Invention
|
Method for optimizing constant round secure multi-party computation protocol. iii opens the commi... |
|
|
Invention
|
Elevation information-fused processing method for remote sensing images. Disclosed in the present... |
|
|
Invention
|
Rhodamine-methylene blue derivative fluorescent probe, and preparation method therefor and use th... |
|
|
Invention
|
Cross-seam drilling and packing integrated coal seam gas extraction method. A cross-seam drilling... |
|
|
Invention
|
Coal rock fracture visual grouting device and test method. A visual coal rock fracture grouting d... |
|
|
Invention
|
Method for preparing dual-channel visual multicolor fluorescent probe and detection method.
Prov... |
|
|
Invention
|
Method for manufacturing new planting stick for plant-growing hole, and application of new planti... |
|
|
Invention
|
High impermeability and low thermal conductivity inorganic lightweight foam concrete and preparat... |
|
|
Invention
|
Visualized test method which is for single fracture grouting seepage and in which width and rough... |
|
|
Invention
|
Method utilizing drilling and gel injection to test fracture development characteristics of hangi... |
|
|
Invention
|
Preparation and detection methods for dual-channel visualized multicolor fluorescent probe. A dua... |
|
|
Invention
|
Self-centering and self-mixing semi-flexible coaxial nozzle and manufacturing method therefor. Di... |
|
2022
|
Invention
|
Mine water hazard monitoring apparatus and method. A mine water hazard monitoring apparatus and m... |
|
|
Invention
|
Interconnected mine water inrush disaster micro-seismic monitoring system. An interconnected mine... |
|
|
Invention
|
Preparation method for α-type hemihydrate gypsum . A preparation method for an α-type hemihydrate... |
|
|
Invention
|
Rock mass fracture grouting test method for researching different grouting materials and grouting... |
|
|
Invention
|
Mining-induced high-level fractured space grouting repair method. Disclosed in the present invent... |
|
|
Invention
|
Soft magnetic film iron core and preparation method therefor and sensor.
A soft magnetic film ir... |
|
|
Invention
|
Pose estimation-based pedestrian fall action recognition method and device. The present applicati... |
|
|
Invention
|
Distributed coal cutting device for longwall face of coal mine. A distributed coal cutting device... |
|
|
Invention
|
Test device and method for increasing production of coalbed methane by reducing nanobubbles on co... |
|
|
Invention
|
Soft magnetic thin film iron core, manufacturing method therefor and sensor. Disclosed in the pre... |
|
|
Invention
|
Distributed coal cutting apparatus for coal mining working face of coal mine. Disclosed is a dist... |
|
|
Invention
|
Low-throw and low-impact blasting method based on hard rock in deep vertical shaft. A low-throw a... |
|
|
Invention
|
Deep hole vibration-reduction blasting method based on artificial freezing of weak surrounding ro... |
|
|
Invention
|
Shared drainage system during construction of plurality of adjacent ultra-deep shafts, and draina... |
|
|
Invention
|
Ternary system foam fire extinguishing agent. The present invention relates to the technical fiel... |
|
2021
|
Invention
|
Squatting bionic device of human lower-limb joint. A squatting bionic device of a human lower-lim... |
|
2020
|
Invention
|
The fiber bragg grating intelligent device and method for monitoring coal level in bunker.
The i... |
|
|
Invention
|
A fiber bragg grating monitoring device for dynamic disasters in coal mines.
This invention prov... |
