Issued Patents All Time
Showing 1–25 of 92 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12337344 | Polymer-coated member having a reticulated foam substrate with an open-cell foam structure and at least one polymeric coated surface | Paul J. Rothman, Paul DOLAN, Michael Ryan, Timothy J. Bailey, Kirk Johnson +4 more | 2025-06-24 |
| 12186690 | Polymer coating for selective separation of hydrophobic particles in aqueous slurry | Paul J. Rothman, Paul DOLAN, Michael Ryan, Michael D. COPPOLA, Kevin Rodney Lassila +1 more | 2025-01-07 |
| 12123075 | Opportunities for recovery augmentation process as applied to molybdenum production | Paul J. Rothman, Peter A. Amelunxen | 2024-10-22 |
| 12048946 | Processes for coating reticulated foams | Paul J. Rothman, Paul DOLAN, Michael Ryan, Timothy J. Bailey, Kirk Johnson +4 more | 2024-07-30 |
| 12005460 | Utilizing engineered media for recovery of minerals in tailings stream at the end of a flotation separation process | Paul J. Rothman, Peter A. Amelunxen, Paul DOLAN, Timothy J. Bailey, Michael Ryan | 2024-06-11 |
| 11752506 | Reactor system for separation and enrichment of minerals from a slurry containing minerals and other materials | Paul J. Rothman, Paul DOLAN, Kirk Johnson, Patrick Tuxbury, Sandeep Balasubramanyam +4 more | 2023-09-12 |
| 11731143 | Mineral separation using functionalized membranes | Paul J. Rothman, Francis K. Didden, Christian V. O'Keefe, Douglas H. Adamson | 2023-08-22 |
| 11517918 | Utilizing engineered media for recovery of minerals in tailings stream at the end of a flotation separation process | Paul J. Rothman, Peter A. Amelunxen, Paul DOLAN, Timothy J. Bailey, Michael Ryan | 2022-12-06 |
| 11440026 | Tumbler cell for mineral recovery using engineered media | Paul J. Rothman, Peter A. Amelunxen, Paul DOLAN, Timothy J. Bailey, Michael Ryan | 2022-09-13 |
| 11247212 | Reactor system for separation and enrichment of minerals from a slurry containing minerals and other materials | Paul J. Rothman, Paul DOLAN, Kirk Johnson, Patrick Tuxbury, Sandeep Balasubramanyam +4 more | 2022-02-15 |
| 11241700 | Non-flotation based recovery of mineral bearing ore using hydrophobic particle collection in a pipeline section | Paul J. Rothman, Alan D. Kersey | 2022-02-08 |
| 11135597 | Method and system for releasing mineral from synthetic bubbles and beads | Paul J. Rothman, Francis K. Didden, Christian V. O'Keefe, Douglas H. Adamson | 2021-10-05 |
| 11117141 | Mineral separation using sized-, weight- or magnetic-based polymer bubbles or beads | Paul J. Rothman, Francis K. Didden, Christian V. O'Keefe, Alan D. Kersey, Douglas H. Adamson | 2021-09-14 |
| 11035826 | Method and apparatus for determining GVF—gas volume fraction—for aerated fluids and liquids in flotation tanks, columns, drums, tubes, vats | Timothy J. Bailey, Douglas H. Loose, James M. Sullivan, John Biesak, Alan D. Kersey +1 more | 2021-06-15 |
| 10981181 | Mineral beneficiation utilizing engineered materials for mineral separation and coarse particle recovery | Paul J. Rothman, Peter A. Amelunxen | 2021-04-20 |
| 10835905 | Recovery media for mineral processing | Paul J. Rothman, Francis K. Didden, Christian V. O'Keefe, Douglas H. Adamson, Paul DOLAN +2 more | 2020-11-17 |
| 10807105 | Tumbler cell for mineral recovery using engineered media | Paul J. Rothman, Peter A. Amelunxen, Paul DOLAN, Timothy J. Bailey, Michael Ryan | 2020-10-20 |
| 10774400 | Opportunities for recovery augmentation process as applied to molybdenum production | Paul J. Rothman, Peter A. Amelunxen | 2020-09-15 |
| 10751693 | Mineral recovery using hydrophobic polymer surfaces | Paul J. Rothman, Christian V. O'Keefe, Douglas H. Adamson | 2020-08-25 |
| 10427166 | Transportable modular system for enhanced mineral recovery, from tailings line and deposits | Francis K. Didden, Alan D. Kersey, Paul J. Rothman | 2019-10-01 |
| 10357782 | Flotation separation using lightweight synthetic beads or bubbles | Paul J. Rothman, Francis K. Didden, Christian V. O'Keefe, Alan D. Kersey, Douglas H. Adamson | 2019-07-23 |
| 10309887 | Acoustic impact particle size measurement | David Vincent Newton | 2019-06-04 |
| 10245597 | Dimensionally controlled ‘engineered polymer bubble’ for flotation separation | Francis K. Didden, Alan D. Kersey, Michael A. Davis, Paul J. Rothman, Christian V. O'Keefe +1 more | 2019-04-02 |
| 10099251 | Re-lined pipe technique for wear mitigation in slurry transport pipeline | Alan D. Kersey, John Viega, Francis K. Didden | 2018-10-16 |
| 9995609 | Single wrapped sensor flow meter | — | 2018-06-12 |