Zobrazeno 1 - 10
of 37
pro vyhledávání: '"A. I. Konurin"'
Publikováno v:
RUDN Journal of Engineering Research, Vol 19, Iss 2, Pp 235-245 (2018)
Goal. Metal frame supports SVP-22 with round timber lagging and backfilling of the voidsof unsupported space with chock support is used in the workings of unstable ores and rocks at the Orlovsky mine. When filling the voids with a chock supportmanual
Externí odkaz:
https://doaj.org/article/280957ea14eb4f738d84a08c64462fc3
Publikováno v:
Gornyi Zhurnal. :47-53
Publikováno v:
Interexpo GEO-Siberia. 2:334-343
The authors have obtained the analytical relations for the plane electromagnetic wave reflection coefficient at the borehole-borehole environment interface. The numerical modeling of directivity diagrams is carried out on the scale of the gain factor
Publikováno v:
Gornyi Zhurnal. :56-61
Publikováno v:
Gornyi Zhurnal. :22-28
Autor:
Yu. N. Shaposhnik, A. I. Konurin, A. A. Neverov, S. A. Neverov, O. M. Usoltseva, S. N. Shaposhnik
Publikováno v:
Journal of Mining Science. 57:775-786
Publikováno v:
Interexpo GEO-Siberia. 2:342-353
A significant part of placer mineral deposits in the Arctic zone of Russia urges the need for its strategic development in the near and medium term. Applicably to underground mining of placer gold deposits, the problems of safe and efficient extracti
Publikováno v:
Interexpo GEO-Siberia. 2:311-321
Mining of a thick steeply dipping deposit using sublevel caving with end-face ore drawing in transition from open pit excavation to underground mining is considered in conditions of developed tectonics. The technology was justifed by mathematical mod
Publikováno v:
Interexpo GEO-Siberia. 2:195-205
Propagation of a plane electromagnetic wave of the microwave range is simulated to calculate the coefficient of its reflection from a homogeneous layer. A particular case of a multilayer geomediumis considered: an oil-saturated formation enclosing a
Publikováno v:
Фундаментальные и прикладные вопросы горных наук. 8:252-259