Active efforts are made in the field of mining industry to hit the production goal for this year by enhancing the leading role of science and technology.
The Unpha Mine joins efforts with scientists of a research unit concerned to solve the problems arising in the installation of the pneumatic floatation machine that can increase the capacity of the present dressing plant 1.3 times.
Apatite mines increase the mineral production by carrying out a technical research task of higher stage while consolidating the success made in the home production of beneficiation reagent.
Other mines steadily boost the production by introducing advanced technology which can ensure the stability of stopes and raise both the mining and actual extraction rates in cooperation with scientific research institutions.
Catapult, a Mechanical Bow of Koguryo
Catapult, a mechanical bow, was one of the best combat weapons used during the Koguryo Dynasty. It was divided into two parts--bow
July 26, 2024
Catapult, a mechanical bow, was one of the best combat weapons used during the Koguryo Dynasty. It was divided into two parts--bow
