Zobrazeno 1 - 10
of 351
pro vyhledávání: '"MINERAL RAW MATERIALS"'
Publikováno v:
Мінеральні ресурси України, Iss 4, Pp 28-33 (2024)
After the declaration of independence, the Ukrainian geological industry inherited regulatory and methodical structure and mechanisms that were formed within the framework of economic, social and other conditions typical for the former Soviet republi
Externí odkaz:
https://doaj.org/article/ed3813f5e73c46d88792178974cba2c3
Publikováno v:
Публічне управління та регіональний розвиток, Vol 25, Pp 1009-1029 (2024)
The article states that the climate crisis and measures to mitigate it in recent years have significantly changed the energy landscape of the countries of the world and the configuration of the investment portfolio. Long-term investments in fossil fu
Externí odkaz:
https://doaj.org/article/b69fcf98487641829ede114c370e8e2e
Autor:
S. F. Lytvyniuk, S. O. Paiuk
Publikováno v:
Мінеральні ресурси України, Iss 1, Pp 28-34 (2024)
Analytical studies on the assessment of mineral raw material resources (MRM) in the context of the circular and resource-efficient (low-carbon) economy development at the global and regional level have revealed a number of problematic issues. Aboveme
Externí odkaz:
https://doaj.org/article/00e93fb1611c470fadbb02a1cf277f12
Autor:
S. F. Lytvyniuk, M. M. Kurylo
Publikováno v:
Мінеральні ресурси України, Iss 2, Pp 16-20 (2024)
Basic condition parameters for the calculation of ore deposit reserves, which affect the morphometry of ore deposits and, accordingly, determine the selection of mining systems for ore deposits, have been defined in the article. The optimal choice of
Externí odkaz:
https://doaj.org/article/f459e15e31a6447c95e774eaed645d2b
Autor:
Serikov Yu.B.
Publikováno v:
Вестник археологии, антропологии и этнографии, Iss 2(65), Pp 18-30 (2024)
For processing of stone and manufacture of tools, ancient man mastered a variety of methods and techniques — beating, splitting into flakes and plates, impact and spin retouching, grinding, sawing, drilling and some others. Of these, the least stud
Externí odkaz:
https://doaj.org/article/c28941451c714646bff98736c1edcf61
Publikováno v:
Руды и металлы, Iss 1, Pp 17-35 (2024)
The article provides an overview of published and deposited data on the geological struc- ture, mineral and chemical composition of ores, and the ore processing technologies for the Barun-Naryn and other technogenic deposits formed during long-term e
Externí odkaz:
https://doaj.org/article/08ce1bd7403e4c1d98e293b60163f8a7
Publikováno v:
Разработка и регистрация лекарственных средств, Vol 13, Iss 1, Pp 45-51 (2024)
Introduction. Medical clays are polymineral sorbents with a predominance of the underlying clay mineral, the concentration of which determines the quality of mineral raw materials and its adsorption activity. One of the methods of improving the quali
Externí odkaz:
https://doaj.org/article/9e4698a2e884409498a7866bb8016b71
Autor:
M. S. Burlutskyy
Publikováno v:
Мінеральні ресурси України, Iss 1, Pp 35-40 (2024)
An analysis of critical mineral raw materials was carried out based on the Report of the US Department of Energy (DOE) “Evaluation of Critical Materials”, which was issued in the USA in July 2023, as well as the Methodology for the determination
Externí odkaz:
https://doaj.org/article/81c493caa8184f609a0f70b6abf68e68
Autor:
Serikov Yu.B.
Publikováno v:
Вестник археологии, антропологии и этнографии, Iss 1(64), Pp 5-18 (2024)
The article presents detailed statistical, typological and mineralogical characteristics of stone products from the “Koksharovsky Hill sanctuary — Yuryinskoe settlement” complex of sites derived from the excavations of A.F. Shorin conducted in
Externí odkaz:
https://doaj.org/article/11e163b90f894ce580ff5124f0ead9e6
Autor:
Vukas Radoslav B.
Publikováno v:
Tehnika, Vol 79, Iss 4, Pp 424-434 (2024)
At the beginning of this century, a group of authors "self-developed" the Conversion Map for harmonizing data on the categories and amounts of geological and balance reserves of Serbia according to the terms and classes of mineral resources and reser
Externí odkaz:
https://doaj.org/article/af3ff64195944d82a49cfc00915ac238