|
2023
|
Invention
|
Integrated high-temperature submersible motor. Disclosed in the present invention is an integrate... |
|
|
Invention
|
Electrohydraulic central control system applied to unmanned platform. Disclosed in the present in... |
|
|
Invention
|
Preparation method for polyamide nanofiltration membrane applicable to treatment of oilfield rein... |
|
|
Invention
|
Core detection device of coring instrument and spacer insertion device. A spacer insertion device... |
|
|
Invention
|
Method for directly preparing chemicals from crude oil. The present invention relates to the fiel... |
|
2022
|
Invention
|
Method for directly preparing chemicals from feedstock oil. The present invention relates to the ... |
|
|
Invention
|
Heavy oil product upgrading method and heavy oil product upgrading system. The present invention ... |
|
|
Invention
|
Quantitative determination method and apparatus for buried hill oil reservoir mode, and medium an... |
|
|
Invention
|
Highly active and hydrothermally stable catalyst and preparation method therefor. A highly active... |
|
|
Invention
|
Solid base catalyst and preparation method therefor. Disclosed are a solid base catalyst and a pr... |
|
2021
|
Invention
|
Ultra-dispersion device for treating high-concentration wastewater by using aerobionts. An ultra-... |
|
|
Invention
|
Seawater desalination process system for supplying boiler supplemental water for thermal recovery... |
|
|
Invention
|
Micro-bubble pressurized circulating ozone catalytic oxidation reactor and method for treating wa... |
|
|
Invention
|
Internal component for enhancing biochemical mixing and mass transfer reaction process of refiner... |
|
|
Invention
|
Active sludge regulator for use in biochemical processing of refinery wastewater. An active sludg... |
|
|
Invention
|
Sensor module, sensor assembly and acoustic logging tool.
A sensor module, including a main body... |
|
|
Invention
|
Sensor module, sensor assembly and acoustic logging tool. A sensor module, comprising a main body... |
|
|
Invention
|
Coring device.
A coring device, comprising an electronic sub communicated with a ground control ... |
|
|
Invention
|
Coring device. A coring device, comprising an electronic sub in communication with a ground contr... |
|
|
Invention
|
Core detection device of coring instrument. A core detection device of a coring instrument includ... |
|
|
Invention
|
Radioactive source library. A radioactive source library (100), comprising: a first box body (200... |
|
2020
|
Invention
|
Method and device for controlling and determining control equation, and storage medium. A control... |
|
|
Invention
|
Oil-based drilling fluid and preparation method therefor, and preparation method for anti-settlin... |
|
|
Invention
|
Integrated logging instrument for coring and sampling. An integrated logging instrument for corin... |
|
|
Invention
|
Coring and sampling integrated logging instrument. Disclosed is a coring and sampling integrated ... |
|
|
Invention
|
Noise elimination method and apparatus for measurement while drilling (mwd) system, and storage m... |
|
|
Invention
|
Resistivity measurement polar plate and manufacturing method. A resistivity measurement polar pla... |
|
|
Invention
|
Test system. A test system is disclosed. The test system comprises a main control module (10), on... |
|
|
Invention
|
Vibration detection apparatus applied to nuclear magnetic resonance while drilling instrument. A ... |
|
|
Invention
|
Downhole oil level detection device. A downhole oil level detection device, comprising a mounting... |
|
|
Invention
|
Method and system for measuring composition and property of formation fluid. Provided are a metho... |
|
|
Invention
|
Method and system for measuring composition and property of formation fluid. A method and system ... |
|
|
Invention
|
Heavy oil activator and preparation method and use thereof. Disclosed are a heavy oil activator, ... |
|
2019
|
Invention
|
Hydraulic power system for downhole device and downhole device. A hydraulic power system for a do... |
|
|
Invention
|
Packer capable of preventing unexpected release. Disclosed is a packer capable of preventing unex... |
|
|
Invention
|
Horizontal-to-vertical drilling module for deep well. A horizontal-to-vertical drilling module fo... |
|
|
Invention
|
Horizontal rotation and vertical drilling module for deep well. A horizontal rotation and vertica... |
|
2018
|
Invention
|
Tubular column for drill-free and catch-free integrated well cementing and well completion and ap... |
|
|
Invention
|
Thickened oil activating agent and preparation method and use thereof. Disclosed are a thickened ... |
|
2017
|
Invention
|
Three-dimensional layoutlayout method for splicing vault plates of large lng storage tank. Method... |
|
|
Invention
|
Wire follow-up protection structure of electric reducer. A wire follow-up protection structure of... |
|
|
Invention
|
Method for simulated moving bed to adsorb and separate polycyclic aromatic hydrocarbons. The pres... |
|
|
Invention
|
Method for simulated moving bed to adsorb and separate polycyclic aromatic hydrocarbons. A method... |
|
|
Invention
|
Real-time analysis system for operation of working ship based on ship attitude measurement. A rea... |
|
|
Invention
|
Real-time analysis system for engineering ship operation measured on the basis of ship posture. A... |
|
2016
|
Invention
|
An in-line heat exchange cleaning system for liquid treatment. An in-line heat exchange cleaning ... |
|
|
Invention
|
Sidewall coring structure directly driven by an electric motor. The present application provides ... |
|
2005
|
P/S
|
Solidified gases for industrial purposes; liquefied carbon dioxide; graphite for industrial purpo... |
|
|
P/S
|
Solidified gases for industrial purposes; liquefied carbon
dioxide; graphite for industrial purp... |
|
2004
|
P/S
|
Solidified gases for welding; nitric acid; ethylene; ethyl alcohol; phenol for industrial purpose... |
