Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6506246 | Settable composition | Leslie W. Cheriton, Anthony M. James, Judith A. Simcox | 2003-01-14 |
| 6450735 | Method and equipment for ventilating underground workings | Peter Shelley Mills, Michael Robert Amick | 2002-09-17 |
| 5330785 | Method for the sealing of unstable rock strata | Leonard G. Hickam | 1994-07-19 |
| 5165958 | Method for the sealing of mine stoppings | Leonard G. Hickam | 1992-11-24 |
| 4343399 | Two component device for use in anchor bolting and method of anchoring | Natvarlal K. Patel | 1982-08-10 |
| 4324592 | Cartridge containing fast acting inorganic adhesive systems, grouting compositions and method of use | Natvarlal K. Patel | 1982-04-13 |
| 4260699 | Pourable grout including fast acting polyester adhesive systems and method of use | — | 1981-04-07 |