Assignee
PARIS C A LAB
VE·3 granted patents·84 citations·filing 1990–1990
Top patents by PatentIndex Score
3 records- 0181US5087350AProcess for recovering metals and for removing sulfur from materials containing them by means of an oxidative extractionPARIS C A LAB·Filed 1990·Granted Feb 11, 1992·51 cites·12 claims
- 0257US5152886AMethod for improving heavy crude oils by reducing the asphaltene content of crude oils and oil-containing tar sandsPARIS C A LAB·Filed 1990·Granted Oct 6, 1992·21 cites·16 claims
- 0344US5017280AProcess for recovering metals and for removing sulfur from materials containing them by means of an oxidative extractionPARIS C A LAB·Filed 1990·Granted May 21, 1991·12 cites·16 claims
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