发明名称 VACUUM MELTING FURNACE WITH COLD HEARTH
摘要 FIELD: special-purposed electrometallurgy; production of ingots and slabs of high-reaction metals of commercial purity. SUBSTANCE: proposed furnace has working chamber, independent heating sources, cold hearth on which water-cooled melting and refining crucibles are mounted, three or more independent burden loading units located concentrically relative to melting crucible made in form of polyhedron. Melting crucible is so positioned that one of its walls is located under each loading unit perpendicularly relative to its axis. EFFECT: enhanced efficiency; continuity of melting process. 1 dwg
申请公布号 RU2228962(C2) 申请公布日期 2004.05.20
申请号 RU20020121808 申请日期 2002.08.07
申请人 发明人 AL'TMAN P.S.;FOMICHEV V.S.;GONCHAROV K.A.
分类号 C22B9/21;C22B9/22 主分类号 C22B9/21
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