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Patent applications and USPTO patent grants for Janssens; Benedict.The latest application filed is for "process and apparatus for recovery of non-ferrous metals from zinc residues".
Patent | Date |
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Process and apparatus for recovery of non-ferrous metals from zinc residues Grant 8,557,174 - Van Camp , et al. October 15, 2 | 2013-10-15 |
Process and Apparatus for Recovery of Non-Ferrous Metals from Zinc Residues App 20110042868 - VAN CAMP; Maurits ;   et al. | 2011-02-24 |
Process and apparatus for recovery of non-ferrous metals from zinc residues Grant 7,815,708 - Van Camp , et al. October 19, 2 | 2010-10-19 |
Recovery of non-ferrous metals from zinc residues Grant 7,597,740 - Van Camp , et al. October 6, 2 | 2009-10-06 |
Recovery of non-ferrous metals from zinc residues App 20070125197 - Van Camp; Maurits ;   et al. | 2007-06-07 |
Process and apparatus for recovery of non-ferrous metals from zinc residues App 20070095169 - Van Camp; Maurits ;   et al. | 2007-05-03 |
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