patented process

См. также в других словарях:

• patented — pat·ent·ed (pătʹn tĭd) adj. 1. Characteristic of, unique to, or originated by a particular person or group: Throughout the campaign, the candidate refuted his rival s criticisms with a series of patented responses. 2. Protected or conferred by a… …   Universalium

• Claus process — The Claus process is the most significant gas desulfurizing process, recovering elemental sulfur from gaseous hydrogen sulfide. First patented in 1883 by the scientist Carl Friedrich Claus, the Claus process has become the industry standard. The… …   Wikipedia

• Haber process — The Haber process, also called the Haber–Bosch process, is the nitrogen fixation reaction of nitrogen and hydrogen, over an iron substrate, to produce ammonia. Enriching the Earth: Fritz Haber, Carl Bosch, and the Transformation of World Food… …   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

• Kroll process — The Kroll process is a pyrometallurgical industrial process used to produce metallic titanium. It was invented in 1940 by William J. Kroll in Luxembourg. After moving to the United States, Kroll further developed the method in 1945 for the… …   Wikipedia

• Bessemer process — Metall. a process of producing steel, in which impurities are removed by forcing a blast of air through molten iron. [1855 60; after H. BESSEMER] * * * Technique for converting pig iron to steel invented by Henry Bessemer in England in 1856 and… …   Universalium

• Contact process — For other uses, see Contact process (mathematics). The contact process is the current method of producing sulfuric acid in the high concentrations needed for industrial processes. Platinum was formerly employed as a catalyst for the reaction, but …   Wikipedia

• Cementation process — The cementation process is an obsolete technique for making steel by carburization of iron. Unlike modern steelmaking it increased the amount of carbon in the iron. It was apparently developed before the 17th century. OriginsThe process probably… …   Wikipedia

• Becher process — The Becher Process is an industrial process used to upgrade ilmenite to synthetic rutile. [cite web|url=http://www.met.sgs.com/met mineral sands metallurgy| title=SGS Metallurgical Services Mineral Sands] .The mineral, ilmenite contains 55 65%… …   Wikipedia

• Parkes process — The Parkes process is a pyrometallurgical industrial process for removing silver from lead, during the production of bullion. It is an example of liquid liquid extraction.The process takes advantage of two liquid state properties of zinc. The… …   Wikipedia

• Merrill-Crowe process — The Merrill Crowe Process is a separation technique for removing gold from a cyanide solution. The solution is separated from the ore by methods such as filtration and counter current decantation (CCD) and is then clarified in special filters,… …   Wikipedia