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Publikováno v:
Catalysis Reviews. 40:409-450
This review article deals with the development of sulfur recovery from the Claus process to H2S selective oxidation. Governments are constantly tightening regulations to limit the emission of sulfur compounds into the air. This makes it necessary to
Autor:
Thierry Auge, Oliver Legendre
Publikováno v:
Economic Geology. 89:1454-1468
A number of platinum-group element (PGE) oxides and hydroxides have been discovered in a PGE mineralization in the New Caledonia ophiolite complex. They include Pt-Fe oxides containing variable amounts of oxygen (5-50 at. %), Ir-Fe-Rh oxides (metal/o