| 4552749 |
Process for the production of molybdenum dioxide |
Lawrence F. McHugh, Dale K. Huggins, Malcolm T. Hepworth |
1985-11-12 |
| 4547345 |
Recovery of molybdenum from spent catalyst solutions obtained from hydroperoxide epoxidations |
Roger F. Sebenik, Jerry D. Baker |
1985-10-15 |
| 4504461 |
Process for producing ammonium metatungstate |
Kent Carpenter |
1985-03-12 |
| 4495157 |
Recovery of metal values from spent hydrodesulfurization catalysts |
Roger F. Sebenik, Pablo P. LaValle, William A. May |
1985-01-22 |
| 4450144 |
Ammonium hydroxide stripping of tungsten from organic solvents |
Paul B. Queneau, Leo W. Beckstead |
1984-05-22 |
| 4444733 |
Process for recovering molybdenum and copper from sulfide concentrates |
Dale K. Huggins, John D. Bruno |
1984-04-24 |
| 4273745 |
Production of molybdenum oxide from ammonium molybdate solutions |
Dennis L. Howe, Roger F. Sebenik |
1981-06-16 |
| 4234393 |
Membrane process for separating contaminant anions from aqueous solutions of valuable metal anions |
Malcolm T. Hepworth |
1980-11-18 |
| 4199551 |
Recovery of molybdenum and uranium from activated charcoal containing molybdenum and residual uranium |
James L. Johnson, Blair Burwell |
1980-04-22 |
| 4189381 |
Waste water treatment |
Gary G. Van Riper, Weldon P. Zundel |
1980-02-19 |