Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6482373 | Process for treating ore having recoverable metal values including arsenic containing components | Anthony L. Hannaford, K. Marc Le Vier, Rene R. Fernandez, Gopalan Ramadorai, Arno Fitting +3 more | 2002-11-19 |
| 6248301 | Process for treating ore having recoverable metal values including arsenic containing components | Anthony L. Hannaford, K. Marc Le Vier, Rene R. Fernandez, Gopalan Ramadorai, Arno Fitting +3 more | 2001-06-19 |
| 6237368 | Process for the regulating or controlling the NOx content of exhaust gases given off during the operating of glass melting furnaces with several burners run alternately | Hans Beisswenger, Klaus Hasselwander, Hansjorg Herden, Gernot Mayer-Schwinning, Peter Ludwig | 2001-05-29 |
| 5456881 | Process for thermally separating organic and/or inorganic substances from contaminated material | Gebhard Bandel, Stephan Becker, Dirk Hankel, Erhard Weilandt, Johann Renner | 1995-10-10 |
| 5427603 | Method of treating a vanadium-containing residue | Christopher Higman, Venkita Krishnan, Peter Sturm | 1995-06-27 |