Method for recovering rhodium

Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes

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423 22, 75121, 252411R, 252413, C22B 1100, C01G 5500

Patent

active

042735785

ABSTRACT:
A method for recovering rhodium from a residue of the oxo synthesis or of a hydroformylation which comprises contracting said residue with sulfur and separating and converting the resultant rhodium-containing precipitate to rhodium or a rhodium compound in a manner known per se.

REFERENCES:
patent: 3218161 (1965-11-01), Kunda et al.
patent: 3887489 (1975-06-01), Fannin et al.
patent: 3978148 (1976-08-01), Citron
patent: 4131640 (1978-12-01), Kutepow et al.
patent: 4135911 (1979-01-01), Balmat
patent: 4188363 (1980-02-01), Fell et al.

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