calendar>>January 10. 2024 Juche 113 |
Researches Made at Phyongsong University of Coal Mining
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Pyongyang, January 10 (KCNA) -- Several mines and coal mines in the DPRK have recently introduced a method of estimating the stability of pillars and roofs of stope developed by scientists at Phyongsong University of Coal Mining. Scientists of the university have devised and applied this method in cooperation with technicians and officials of some mines and coal mines, which is significant in increasing the production of minerals and coal. It has been introduced into various units to contribute to boosting production and bringing many profits to the state and registered as a national scientific and technological success. It is said that it can be used at mines and coal mines. |
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