Improvements in and relating to the production of crucibles


1,123,883. Crucibles. BALZERS PATENTUND LIZENZ-ANSTALT. 27 Feb., 1967 [15 March, 1966], No. 9306/67. Heading F4B. An induction heated crucible is formed by arranging presintered segments 7 around a former of the metal to be melted in the crucible, and tamping unsintered refractory 8 between the sintered lining and the outer mould 9. A presintered base may be used. The former is fused and the tamped material partly sintered during the first melt,




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