Abstract
A new procès for the treatment of silver crusts from desilverization of lead has been developed by Société de Penarroya. The zinc contained in the crusts is recuperated by vacuum distillation at low temperature. The use of special retort crucibles is avoided.
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A. W. Schlechten and C. H. Shih: A Better Way to Treat Parkes’ Crusts. Engineering and Mining Journal, 1949, vol. 150, No. 12, pp. 80–81.
A. W. Schlechten and R. F. Doelling: Vacuum Treatment of Parkes’ Process Crusts on a Pilot Plant Scale. AIME Trans., 1951, vol. 191, pp. 327–330; Journal of Metals, April 1951.
T. D. Souza Santos: Boletim da Associaçao Brasileira de Metais, 1952, vol. 8, No. 28, pp. 312–337.
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TP 4496D. Manuscript Feb. 3, 1956. New York Meeting, February 1956.
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Leferrer, V.F. Vacuum Dezincing of Parkes’ Process Zinc Crusts. JOM 9, 1459–1460 (1957). https://doi.org/10.1007/BF03377946
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DOI: https://doi.org/10.1007/BF03377946