Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7736607 | Process for metals recovery from spent catalyst | — | 2010-06-15 |
| 7569507 | Preparing small crystal SSZ-32 and its use in a hydrocarbon conversion process | Stacey I. Zones, Guang Zhang, Kamala Krishna, Joseph A. Biscardi, Euthimios Vittoratos | 2009-08-04 |
| 7485267 | Process for metals recovery from spent catalyst | — | 2009-02-03 |
| 7468126 | Preparing small crystal SSZ-32 and its use in a hydrocarbon conversion process | Stacey I. Zones, Guang Zhang, Kamala Krishna, Joseph A. Biscardi, Euthimios Vittoratos | 2008-12-23 |
| 7390763 | Preparing small crystal SSZ-32 and its use in a hydrocarbon conversion process | Stacey I. Zones, Guang Zhang, Kamala Krishna, Joseph A. Biscardi, Euthimios Vittoratos | 2008-06-24 |
| 7390394 | Metal loaded microporous material for hydrocarbon isomerization processes | Joseph A. Biscardi, Darren P. Fong | 2008-06-24 |
| 7141529 | Metal loaded microporous material for hydrocarbon isomerization processes | Joseph A. Biscardi, Darren P. Fong | 2006-11-28 |
| 7041863 | Zeolite Y alkylation catalysts | Thomas V. Harris, Curt B. Campbell, Pierre Tequi, Jean-Louis Le Coent | 2006-05-09 |
| 6974788 | Zeolite Y alkylation catalysts | Thomas V. Harris, Curt B. Campbell, Pierre Tequi, Jean-Louis Le Coent | 2005-12-13 |
| 5104445 | Process for recovering metals from refractory ores | Michael Dubrovsky | 1992-04-14 |
| 5066469 | Leaching cobalt from metal-containing particles | — | 1991-11-19 |
| 4927794 | Leaching cobalt, molybdenum, nickel, and vanadium from spent hydroprocessing catalysts | — | 1990-05-22 |
| 4915928 | Process for removing selenium from wastewater effluent | — | 1990-04-10 |
| 4554138 | Leaching metals from spent hydroprocessing catalysts with ammonium sulfate | — | 1985-11-19 |
| 4551315 | Recovering vanadium values from ammonium bicarbonate solution | — | 1985-11-05 |
| 4544533 | Recovering vanadium values from ammonium bicarbonate solution using heat, sulfuric acid, and ammonium sulfate | — | 1985-10-01 |
| 4537751 | Treatment of alumina-base catalysts | — | 1985-08-27 |
| 4318789 | Electrochemical removal of heavy metals such as chromium from dilute wastewater streams using flow through porous electrodes | — | 1982-03-09 |
| 4292160 | Apparatus for electrochemical removal of heavy metals such as chromium from dilute wastewater streams using flow-through porous electrodes | — | 1981-09-29 |