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22
2020-07
Coal mining support 3D animation, coal mining equipment 3D animation
Coal mining support 3D animation, coal mining equipment 3D animation
2020-07-22
22
2020-07
Lu 'an, Yang coal, Jin coal integration or will open to build hundreds of billions of coal giant
On July 13, the cadre meeting of Lu'an Chemical Group was held, announcing the establishment of Lu'an Chemical Group and finalizing the main leadership candidates. It is worth noting that the Lu'an Chemical Group established this time will be the "upgraded version" of the current Shanxi Lu'an Chemical Company, which will truly realize the reorganization and integration of provincial coal chemical assets. According to Energy Magazine, after the establishment of Lu'an Chemical Group, Shanxi Province will start to promote the integration and reorganization of Lu'an Group, Yangmei Group, and Jinmei Group, and said that a more credible reorganization direction is to use Lu'an Chemical Group As a platform, the corresponding chemical assets and supporting coal mines of the three companies are included, specializing in coal chemical business;
2020-07-22
22
2020-07
Intelligent coal mining, the latest top video!
Intelligent coal mining, the latest top video!
2020-07-22
22
2020-07
22
2020-07
Restructuring of Coal Enterprises, Another City
On July 17, Jizhong Energy Group held a meeting of leading cadres. Announced that Jizhong Energy Group has decided to implement a joint reorganization between Xing Mining Group and Shanxi Jizhong Company, and at the same time inject the shares of the coal company held by Jing Mining Group and Zhang Mining Group into Xing Mining Group; announced the reorganized leadership of Xing Mining Group.
2020-07-22
22
2020-07
Shaanxi Coal Group, the mining area with the most severe impact ground pressure, was born.
On July 15, the on-site meeting of Shaanxi coal mine rock burst disaster treatment was held in Binchang mining area of Shaanxi coal group. The meeting conscientiously conveyed the spirit of instructions and instructions from the leading comrades of the CPC Central Committee, the State Council, the provincial party committee, and the provincial government, and comprehensively arranged and deployed the prevention and control of rock burst disasters in coal mines. The meeting requested to further unify thinking, clarify responsibilities, arrange tasks, and jointly do a good job in "top-level design", take goal-oriented, problem-oriented, take immediate action, persevere, and combine the three-year action plan for coal mine safety to crack the rock burst technology The plan is the first priority, and new results have been achieved in comprehensive disaster prevention and control.
2020-07-22
11
2020-06
Application of Central Cable Drill Pipe-Yining Technology
1. product introduction The central cable drill pipe is also called the drill pipe measured while drilling. It is mainly used in the deep hole directional drilling of the kilometer directional drilling rig. Directional drilling technology is one of the most advanced drilling methods in the world. It is a drilling method that uses the natural bending law of the borehole or the use of artificial skew tools to extend the borehole to the predetermined target according to the design requirements, and can drill to the designated position according to the pre-designed drilling trajectory. The central cable drill pipe is the signal transmission device used in directional drilling, and it is also an important part to ensure the smooth implementation of directional drilling. Due to the harsh environment in which the drill pipe is used, the quality of signal transmission and the stability of the rod body have
2020-06-11
16
2020-04
At 14:45 on April 14, a roof accident occurred at the 2205 driving face in the second panel of the 3-5# floor of Datang Tashan Coal Mine, Datang Coal Mine. 13 people were on duty, 8 people were safely lifted into the well, and 5 people were trapped.
2020-04-16
13
2020-04
At 10:00 on April 10, 2020, Anhui Hengyuan Coal Power Co., Ltd. Qianyingzi coal mine auxiliary shaft exit side, a mine car with anchor rod fell off the road. In the process of re-track, the vehicle tilted and squeezed an employee, and the injured died after being rescued by the General Hospital of Wanbei Coal and Electricity Group. A moment of silence for the brothers of the miners who died! May there be no more mine disasters in heaven!
2020-04-13
09
2020-04
Water inflow of engine oil in water well drilling rig can be said to be a common fault problem. A master with sufficient experience can directly judge the quality of engine oil used in the machine from the color, smell and viscosity of the oil.
2020-04-09
