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RU2733772C1
(ru)
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Способ изготовления сплавов феррованадия на основе алюминотермического самораспространяющегося градиентного восстановления и рафинирования шлаком
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BE440833A
(enExample)
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US1982194A
(en)
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Manufacture of anhydrous metal chlorides
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US886636A
(en)
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Method of making silicon monoxid
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US1835925A
(en)
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Smelting process
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WO1999047454A1
(fr)
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Procede de synthese de ceramiques complexes pulverulentes de metaux refractaires
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US1125208A
(en)
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Process for producing reactions in gases at high temperatures and apparatus for practising the same.
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US1820998A
(en)
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Smelting of ores
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US1311380A
(en)
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warren f |
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US1266717A
(en)
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Process of producing oxids of nitrogen and apparatus therefor.
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US642584A
(en)
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Reduction of metallic ores.
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CH286186A
(fr)
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Procédé de traitement des minerais de chrome.
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JPH0681052A
(ja)
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金属クロムの製造方法
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US314004A
(en)
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Ohaeles edwaeds |
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CN116079012B
(zh)
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一种提高铸件蠕化率的球化丝及其制备工艺
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US2387205A
(en)
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Method of making beryllium fluoride
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US895628A
(en)
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Method of manufacturing metals.
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US641270A
(en)
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Process of reducing metallic ores.
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US648119A
(en)
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Process of manufacturing rich ferrochromium.
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US768553A
(en)
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Manufacture of iron and steel and their alloys.
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US861129A
(en)
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Process of reducing refractory oxids.
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US1846234A
(en)
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Refining process for producing pure iron
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US994095A
(en)
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Process of making nitrogenous compounds.
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BE373919A
(enExample)
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GB190725408A
(en)
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Improvements in or relating to the Manufacture of Aluminium or Aluminium Alloys, and Silicides.
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