Chemistry of inorganic compounds – Treating mixture to obtain metal containing compound – Group ib metal
Reexamination Certificate
2011-01-04
2011-01-04
Mayes, Melvin C (Department: 1793)
Chemistry of inorganic compounds
Treating mixture to obtain metal containing compound
Group ib metal
C423S001000
Reexamination Certificate
active
07862785
ABSTRACT:
An aqueous sulfuric acid-containing composition which comprises at least one surfactant, and a process for extricating metal from metal-containing materials with the aid of this aqueous sulfuric acid-containing composition are described.
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Berastain Arturo
Brodersen Carlos Rene Ponce
Oetter Guenter
Pinochet Ricardo Daniel Lopez Lopez
Seelmann-Eggebert Hans-Peter
BASF - Aktiengesellschaft
Mayes Melvin C
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Stalder Melissa
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