| 6929393 |
Asphalt production plant |
J. Donald Brock, R. Ronald Collins, Michael E. Barrett, Thomas Scott Cloninger, M. Earl Edwards, Jr. |
2005-08-16 |
| 6581780 |
Automatic gradation unit |
Michael E. Barrett, Gary Heeszel, David F. Peaks |
2003-06-24 |
| 6575303 |
Processing a product including aggregate materials and a volatile component |
J. Donald Brock, Michael E. Barrett, R. Ronald Collins, Gary Heeszel, David F. Peaks |
2003-06-10 |
| 6467201 |
Trench-cutting machine with cutting head lock mechanism |
Chris McSharry |
2002-10-22 |
| 6123279 |
Rock crusher having crushing-enhancing inserts, method for its production, and method for its use |
Robert G. Stafford, J. Don Brock, William R. Gray |
2000-09-26 |
| 5967431 |
Rock crusher having crushing-enhancing inserts, method for its production, and method for its use |
Robert G. Stafford, J. Don Brock, William R. Gray |
1999-10-19 |
| 5916504 |
Method for forming a test specimen from a mixture of asphalt concrete |
M. Earl Edwards, Jr. |
1999-06-29 |
| 5732896 |
Anti-spin mechanism for gyratory crusher |
James C. Bremer |
1998-03-31 |
| 5659140 |
Testing machine for pavement samples |
M. Earl Edwards, Jr. |
1997-08-19 |
| 5078540 |
Asphalt pavement milling machine and cutter drum therefor |
Thomas R. Campbell |
1992-01-07 |
| 4946307 |
Asphalt pavement recycling apparatus |
— |
1990-08-07 |
| 4193636 |
Asphalt paving planer with conveyor forwardly of cutting drum |
— |
1980-03-18 |