refining of platinum metals это:

refining of platinum metals
Смотри аффинаж платиновых металлов.

Энциклопедический словарь по металлургии. — М.: Интермет Инжиниринг. . 2000.

Смотреть что такое "refining of platinum metals" в других словарях:

  • platinum group — ▪ chemical element group Introduction       six metals, in order of increasing atomic weight, ruthenium (Ru), rhodium (Rh), palladium (Pd), osmium (Os), iridium (Ir), and …   Universalium

  • Platinum group — The platinum group (alternatively, the platinum group metals or platinum metals) is a collective name sometimes used for six metallic elements clustered together in the periodic table. These elements are all transition metals, lying in the d… …   Wikipedia

  • Platinum prints — Platinum prints, also called platinotypes , are photographic prints made by a monochrome printing process that provides the greatest tonal range of any printing method using chemical development.Unlike the silver print process, platinum lies on… …   Wikipedia

  • METALS AND MINING — In the Bible Six metals are mentioned in the Bible and in many passages they are listed in the same order: gold, silver, copper, iron, tin, and lead. Antimony is also mentioned. The metals are referred to in various contexts, including methods of …   Encyclopedia of Judaism

  • platinum — /plat n euhm, plat neuhm/, n. 1. Chem. a heavy, grayish white, highly malleable and ductile metallic element, resistant to most chemicals, practically unoxidizable except in the presence of bases, and fusible only at extremely high temperatures:… …   Universalium

  • History of electrochemistry — Electrochemistry, a branch of chemistry, went through several changes during its evolution from early principles related to magnets in the early 16th and 17th centuries, to complex theories involving conductivity, electrical charge and… …   Wikipedia

  • List of companies traded on the JSE — This is a list of companies traded on the JSE. The original compilation of the list was done in February 2006. Contents: Top · 0–9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Note: For companies without a listed external link there… …   Wikipedia

  • Mineral industry of Africa — The mineral industry of Africa is one of the largest mineral industries in the world. Africa is the second biggest continent, with 30 million km² of land, which implies large quantities of resources. For many African countries, mineral… …   Wikipedia

  • petroleum refining — Introduction  conversion of crude oil into useful products. History Distillation of kerosene and naphtha       The refining of crude petroleum owes its origin to the successful drilling of the first oil well in Titusville, Pa., in 1859. Prior to… …   Universalium

  • Precious metals refining — Precious metal refining is a superordinate term for the separation from noble metalliferous materials. The precious metals are won for example from used catalysts, electronics, ores or alloys. The refining is a very expensive and complex… …   Wikipedia


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