- alkali process
- см. alkaline process
Англо-русский словарь по прокатке металлов. — М.: Физматгиз.. Сост. Саксонов Г. М.; под ред. и с доп. А. А. Королева. 1963.
Англо-русский словарь по прокатке металлов. — М.: Физматгиз.. Сост. Саксонов Г. М.; под ред. и с доп. А. А. Королева. 1963.
Alkali soils — Alkali, or alkaline, soils are clay soils with a relatively high exchangeable sodium percentage, a relative high pH (> 9), a poor soil structure and a low infiltration capacity. Often they have a hard calcareous layer at 0.5 to 1 m. depth (in… … Wikipedia
alkali — /al keuh luy /, n., pl. alkalis, alkalies, adj. n. 1. Chem. a. any of various bases, the hydroxides of the alkali metals and of ammonium, that neutralize acids to form salts and turn red litmus paper blue. b. any of various other more or less… … Universalium
alkali metal — Chem. any of the group of univalent metals including potassium, sodium, lithium, rubidium, cesium, and francium, whose hydroxides are alkalis. [1880 85] * * * Any of the six chemical elements in the leftmost group of the periodic table (lithium,… … Universalium
Alkali manufacture — This is a historical article. For current information see Sodium hydroxide#Manufacture and Chloralkali process. Alkali manufacture is the process by which an alkali is made. Typical alkalis, produced commercially, include sodium hydroxide, sodium … Wikipedia
Alkali metal — Group → 1 ↓ Period 2 3 Li 3 … Wikipedia
Alkali — In chemistry, an alkali (from Arabic: Al Qaly القلي, القالي ) is a basic, ionic salt of an alkali metal or alkaline earth metal element. Alkalis are best known for being bases (compounds with pH greater than 7) that dissolve in water. The… … Wikipedia
alkali waste — Soda So da, n. [It., soda, in OIt., ashes used in making glass, fr. L. solida, fem. of solidus solid; solida having probably been a name of glasswort. See {Solid}.] 1. (Chem.) (a) Sodium oxide or hydroxide. (b) Popularly, sodium carbonate or… … The Collaborative International Dictionary of English
Mannheim process — Process type Chemical Industrial sector(s) Chlor Alkali industry Feedstock sodium chloride, sulphuric acid Product(s) hydrogen chloride The Mannheim process is an important method for the manufacture of hydrogen chloride and sodium sulfate from… … Wikipedia
Leblanc process — The Leblanc process was the industrial process for the production of soda ash (sodium carbonate) used throughout the 19th century, named after its inventor, Nicolas Leblanc. It involved two stages: Production of sodium sulfate from sodium… … Wikipedia
Solvay process — The Solvay process, also referred to as the ammonia soda process, is the major industrial process for the production of soda ash (sodium carbonate). The ammonia soda process was developed into its modern form by Ernest Solvay during the 1860s.… … Wikipedia
Fischer–Tropsch process — The Fischer–Tropsch process (or Fischer–Tropsch synthesis) is a set of chemical reactions that convert a mixture of carbon monoxide and hydrogen into liquid hydrocarbons. The process, a key component of gas to liquids technology, produces a… … Wikipedia