BHP-UTAH INTERNATIONAL INC.

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
C01G COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F 138
 
 
 
C22B PRODUCTION OR REFINING OF METALS 127

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5292490 Recovery platinum group metals from oxides oresJun 10, 92Mar 08, 94[C22B, C01G]

Expired/Abandoned/Withdrawn Patents

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