Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11975337 | Gyratory roller crusher | — | 2024-05-07 |
| 11065627 | Planar magnetic separator | — | 2021-07-20 |
| 11007531 | Adjustable super fine crusher | Christopher Simon Kelsey | 2021-05-18 |
| 6764034 | Grinding mill | — | 2004-07-20 |
| 6612443 | Hutch chamber for jig | Ian McKenzie | 2003-09-02 |
| 6450428 | Feed arrangement for grinding mill incorporating fluid feed | — | 2002-09-17 |
| 6375101 | Grinding mill | — | 2002-04-23 |
| 6286686 | Hutch chamber for jig | Ian McKenzie | 2001-09-11 |
| 5114569 | Jig pulsion mechanism | — | 1992-05-19 |
| 4898666 | Rotating centrifugal jig with Pulsator | — | 1990-02-06 |
| 4889317 | Proportional flow control valve | — | 1989-12-26 |
| 4858887 | Valve and valve roller sealing | Ian McKenzie | 1989-08-22 |
| 4842245 | Valve | — | 1989-06-27 |
| 4454041 | Apparatus for the separation of particles from a slurry | — | 1984-06-12 |