Chemistry of inorganic compounds – Treating mixture to obtain metal containing compound – Group vib metal
Patent
1987-07-20
1988-02-09
Lechert, Jr., Stephen J.
Chemistry of inorganic compounds
Treating mixture to obtain metal containing compound
Group vib metal
423593, 423606, C01G 3700
Patent
active
047241284
ABSTRACT:
A method is disclosed for purifying molybdenum which involves reducing a molybdenum compound selected from the group consisting of molybdenum trioxide, ammonium dimolybdate, and ammonium paramolybdate to molybdenum dioxide which is then water washed to remove potassium, and produce a purified molybdenum dioxide having a potassium content of no greater than about 30 weight ppm, followed by separating the wash water from the purified molybdenum dioxide.
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Bok Edward L.
Cheresnowsky Michael J.
MacInnis Martin B.
Castle Donald R.
GTE Products Corporation
Lechert Jr. Stephen J.
Quatrini L. Rita
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