Zobrazeno 1 - 10
of 31
pro vyhledávání: '"Viktor Dashevskii"'
Publikováno v:
Topics in Mining, Metallurgy and Materials Engineering ISBN: 9783030575014
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ffa7b5b072876a4a19f55f69bbf11b15
https://doi.org/10.1007/978-3-030-57502-1
https://doi.org/10.1007/978-3-030-57502-1
Publikováno v:
Ferroalloys ISBN: 9783030575014
Molybdenum belongs to the group of rare metals. It was discovered in 1782 by the Swedish chemist P. Gjelm, who isolated molybdenum acid. Its content in the earth’s crust is 1.1 × 10−4%.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4fa80e1d0e81b72f61e7e6f20b9a2c3a
https://doi.org/10.1007/978-3-030-57502-1_9
https://doi.org/10.1007/978-3-030-57502-1_9
Publikováno v:
Ferroalloys ISBN: 9783030575014
Iron was known in prehistoric times. A method for producing iron from ores was invented in the western part of Asia in the second millennium BC; after that, the use of iron spread to Babylon, Egypt, Greece—the Iron Age replaced the Bronze Age.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::872628eecfe1243912b4a4b4b893a525
https://doi.org/10.1007/978-3-030-57502-1_18
https://doi.org/10.1007/978-3-030-57502-1_18
Publikováno v:
Ferroalloys ISBN: 9783030575014
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4f1c30346e542fdca3f308df9c2b190d
https://doi.org/10.1007/978-3-030-57502-1_20
https://doi.org/10.1007/978-3-030-57502-1_20
Publikováno v:
Ferroalloys ISBN: 9783030575014
Granular ferroalloys obtained by dispersing melts with air and water are widely used in various industries.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6615487e5a09fb71518692fe17b5429f
https://doi.org/10.1007/978-3-030-57502-1_28
https://doi.org/10.1007/978-3-030-57502-1_28
Publikováno v:
Ferroalloys ISBN: 9783030575014
Corundum (α-Al2O3) is found in nature as a rock-forming material. Its deposits are known in the Urals, in Yakutia and other regions of Russia. Pure varieties of natural corundum contain 95–98% Al2O3, but they are rare. As a rule, natural corundum
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4cbf6d08d1e2ec568791f7ddced401be
https://doi.org/10.1007/978-3-030-57502-1_23
https://doi.org/10.1007/978-3-030-57502-1_23
Publikováno v:
Ferroalloys ISBN: 9783030575014
Manganese-element of the VIIb group of the Periodic system of elements. Atomic number of manganese 25, atomic mass 54.93, configuration of the outer electron shell of the atom 3d54s2, oxidation state from 2 to 7, the most stable are Mn2+ and Mn4+. Fo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::243d3916987e8ed5218889d1f76f5b26
https://doi.org/10.1007/978-3-030-57502-1_6
https://doi.org/10.1007/978-3-030-57502-1_6
Publikováno v:
Ferroalloys ISBN: 9783030575014
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0790b5b0a9533a1582f6ec6c2153ca99
https://doi.org/10.1007/978-3-030-57502-1_24
https://doi.org/10.1007/978-3-030-57502-1_24
Publikováno v:
Ferroalloys ISBN: 9783030575014
According to the modern classification, metals are divided into two main groups: ferrous and non-ferrous.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cdcd4cdf4ba2eb7b7d633599504c50cc
https://doi.org/10.1007/978-3-030-57502-1_3
https://doi.org/10.1007/978-3-030-57502-1_3
Publikováno v:
Ferroalloys ISBN: 9783030575014
Nickel metal was first obtained in 1751 by the Swedish chemist A. Kronstedt, who proposed the name of the element. A much cleaner metal was obtained in 1804 by the German chemist I. Richter. The nickel content in the earth’s crust is 5.8 × 0−3%.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::85742958eb0829d796f551c3d4accfdf
https://doi.org/10.1007/978-3-030-57502-1_19
https://doi.org/10.1007/978-3-030-57502-1_19