| 7393462 |
Process and reagent for separating finely divided titaniferrous impurities from Kaolin |
Abdul Gorken, Lino G. Magliocco, Alan S. Rothenberg, S. A. Ravishankar |
2008-07-01 |
| 6390301 |
Process for removing impurities from kaolin clays |
Roderick G. Ryles, Alan S. Rothenberg |
2002-05-21 |
| 5756622 |
Polymeric sulfide mineral depressants |
Samuel S. Wang |
1998-05-26 |
| 5533626 |
Method of depressing non-sulfide silicate gangue minerals |
Samuel S. Wang, James S. W. Lee, Lino G. Magliocco |
1996-07-09 |
| 5531330 |
Method of depressing non-sulfide silicate gangue minerals |
Samuel S. Wang |
1996-07-02 |
| 5237079 |
Collectors and processes for making and using same |
Samuel S. Wang |
1993-08-17 |
| 5126038 |
Process for improved precious metals recovery from ores with the use of alkylhydroxamate collectors |
— |
1992-06-30 |
| 5019246 |
Frothing procedure using polymeric sulfide mineral depressants |
Samuel S. Wang |
1991-05-28 |
| 4966938 |
Allyl thiourea polymer with surface-modifying agent |
Samuel S. Wang |
1990-10-30 |
| 4902765 |
Allyl thiourea polymers |
Samuel S. Wang |
1990-02-20 |
| 4888106 |
Method of using polymeric sulfide mineral depressants |
David W. Lipp |
1989-12-19 |
| 4871466 |
Novel collectors and processes for making and using same |
Samuel S. Wang |
1989-10-03 |
| 4866150 |
Polymeric sulfide mineral depressants |
David W. Lipp |
1989-09-12 |
| 4720339 |
Flotation beneficiation process for non-sulfide minerals |
Alan S. Rothenberg, Alexander S. Lambert |
1988-01-19 |
| 4661278 |
Monothiophosphinates as acid, neutral, or mildly alkaline circuit sulfide collectors and process for using same |
Samuel S. Wang |
1987-04-28 |
| 4595493 |
Process for the flotation of base metal sulfide minerals in acid, neutral or mildly alkaline circuits |
— |
1986-06-17 |
| 4587013 |
Monothiophosphinates as acid, neutral, or mildly alkaline circuit sulfide collectors and process for using same |
Samuel S. Wang |
1986-05-06 |
| 4556482 |
Process for the flotation of base metal sulfide minerals in acid, neutral or mildly alkaline circuits |
— |
1985-12-03 |
| 4341626 |
Process for the flotation of sulfide minerals employing alkylaryl hydrocarbon compounds |
David L. Dauplaise |
1982-07-27 |