- chemical refining
- Смотри химическое рафинирование.
Энциклопедический словарь по металлургии. — М.: Интермет Инжиниринг. Главный редактор Н.П. Лякишев. 2000.
Энциклопедический словарь по металлургии. — М.: Интермет Инжиниринг. Главный редактор Н.П. Лякишев. 2000.
chemical refining — cheminis valymas statusas T sritis fizika atitikmenys: angl. chemical cleaning; chemical refining vok. chemische Reinigung, f rus. химическая очистка, f pranc. nettoyage chimique, m … Fizikos terminų žodynas
chemical cleaning — cheminis valymas statusas T sritis fizika atitikmenys: angl. chemical cleaning; chemical refining vok. chemische Reinigung, f rus. химическая очистка, f pranc. nettoyage chimique, m … Fizikos terminų žodynas
Refining (metallurgy) — Refining (as in non metallurgical uses) consists of purifying an impure material, in this case a metal. It is to be distinguished from other processes such as smelting and calcining in that those two involve a chemical change to the raw material … Wikipedia
Refining — (also called affining) is the process of purification of a substance. The term is usually used of a natural resource that is almost in a usable form, but which is more useful in its pure form. For instance, most types of natural petroleum will… … Wikipedia
chemical engineering — chemical engineer. the science or profession of applying chemistry to industrial processes. [1900 05] * * * Academic discipline and industrial activity concerned with developing processes and designing and operating plants to change materials… … Universalium
chemical industry — Introduction complex of processes, operations, and organizations engaged in the manufacture of chemicals and their derivatives. Although the chemical industry may be described simply as the industry that uses chemistry and… … Universalium
Chemical industry — Oil refinery in Louisiana an example of chemical industry The chemical industry comprises the companies that produce industrial chemicals. Central to the modern world economy, it converts raw materials (oil, natural gas, air, water, metals, and… … Wikipedia
Chemical process — Part of Chemical engineering History Concepts Unit operations Unit processes Chemical engineer Chemical process Process integration Un … Wikipedia
chemical bonding — ▪ chemistry Introduction any of the interactions that account for the association of atoms into molecules, ions, crystals, and other stable species that make up the familiar substances of the everyday world. When atoms approach one another … Universalium
Chemical change — 112.198.81.178 (talk) 09:44, 14 November 2011 (UTC)bla da Chemical changes occur when objects or substances are changed or altered. In a chemical change, particles of the original materials collide with one another. Some exothermic reactions may… … Wikipedia