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Fremgangsmaade til Behandling af urent, navnlig kiselsyreholdigt, Udgangsmateriale med Udvindingen eller Isolationen af rene Metalforbindelser eller Metaller for Øje.
Fremgangsmaade til Fremstilling af homogene Legeringer af Bly med Alkalimetallerne og de alkaliske Jordartmetaller og formede Legemer af saadanne Legeringer.