Zobrazeno 1 - 10
of 521
pro vyhledávání: '"G. A. Petrov"'
Autor:
V. V. Kholodnov, G. Yu. Shardakova, V. N. Puchkov, G. A. Petrov, E. S. Shagalov, D. N. Salikhov, A. V. Korovko, S. V. Pribavkin, I. R. Rakhimov, N. S. Borodina
Publikováno v:
Геодинамика и тектонофизика, Vol 12, Iss 2, Pp 225-245 (2021)
The Ural mobile belt is an intracontinental epioceanic orogen that has already gone through all stages of the geodynamic development. Igneous rocks formed during each stage are important indicators for understanding the evolution of this belt and det
Externí odkaz:
https://doaj.org/article/211401640e0c42dca02cb6becd3fc775
Autor:
G. A. Petrov
Publikováno v:
Литосфера, Vol 19, Iss 3, Pp 451-464 (2019)
Research subject. This study was aimed at examining iron ore and ore-bearing strata in the Pervy Severny iron ore district in the Northern part of the Tagil depression. This area features several ore occurrences and three small industrial objects, wh
Externí odkaz:
https://doaj.org/article/b1af848fd02942538d81bbc520e1ad08
Publikováno v:
Vestnik Permskogo Universiteta: Seriâ Geologiâ, Vol 16, Iss 1, Pp 48-60 (2017)
We analyzed the distribution of wide range of trace elements in low-carbon shales of various Riphean, Vendian and Lower Paleozoic lithostratigraphic units of the South, Central, and southern part of the Northern Urals (Satka, Bolshoy Inzer, Suran, Yu
Externí odkaz:
https://doaj.org/article/e0af20e02f2b4d0e85a2f76313282f90
Publikováno v:
Литосфера, Vol 0, Iss 1, Pp 31-43 (2017)
At the poorly studied area of Northern Urals the Early-Paleozoic volcanic complexes were allocated, dated and characterized. Volcanic rocks in researching area were formed during period from Late Ordovician to Early Devonian and were attributed to Pa
Externí odkaz:
https://doaj.org/article/534b789aa99b4d44a0aa1678334e1058
Publikováno v:
Вестник Научно-исследовательского института железнодорожного транспорта, Vol 80, Iss 3, Pp 141-151 (2021)
The article provides the analysis of regulatory documents and scientific publications concerning the design speed of rolling stock. The material is provided from the perspective of a methodological approach to establishing the design speed at the lev
Externí odkaz:
https://doaj.org/article/50b0708705c648a79ba4f44559934be4
Publikováno v:
Вестник Научно-исследовательского института железнодорожного транспорта, Vol 79, Iss 6, Pp 351-359 (2021)
To increase the competitive advantages of rail freight transportation, the long-term development program of the Russian Railways provides for an increase in the speed of freight trains. The design speed of freight cars currently operating on the rail
Externí odkaz:
https://doaj.org/article/3db7f93b0ec6483584602460355e625d
Autor:
G. A. Petrov
Publikováno v:
LITHOSPHERE (Russia). 22:709-740
Research subject. Volcanogenic formations of the northern part of the Tagil megazone.Material and methods. Volcanites of the Tagil paleo-island arc system and its frames were studied, including basalts and andesibasalts of the following formations: K
Publikováno v:
World of Transport and Transportation. 20:50-58
The increase in the transit and carrying capacity of cargo intensive sections and directions of railways is achieved by introducing into circulation of cargo trains of increased weight and length, which in turn leads to a change in longitudinal dynam
Publikováno v:
iPolytech Journal. 26:128-141
In this work, we analyse and structure the information on the distribution of noble metals during pyrometallurgical processing of copper-sulphide and copper-nickel concentrates, available in domestic and foreign scientific sources. The data on the in
Publikováno v:
THE 6TH INTERNATIONAL CONFERENCE ON ENERGY, ENVIRONMENT, EPIDEMIOLOGY AND INFORMATION SYSTEM (ICENIS) 2021: Topic of Energy, Environment, Epidemiology, and Information System.