Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7625113 | Adjustable inlet for recycle asphalt pavement | Fredric W. Prill | 2009-12-01 |
| 7343697 | Low profile flights for use in a drum | — | 2008-03-18 |
| 7055615 | Method of extinguishing fires | — | 2006-06-06 |
| 6726351 | Apparatus and method for controlling the flow of material within rotary equipment | — | 2004-04-27 |
| 6280073 | Rotary elevator for feeding aggregate from a drum dryer to a mixing drum | — | 2001-08-28 |
| 5799825 | Gate seal system | — | 1998-09-01 |
| 5427497 | Horizontal surge/storage silo | — | 1995-06-27 |
| 4624576 | Adjustment of drum mixer trunnions | — | 1986-11-25 |
| 4561821 | Portable self-erecting surge storage silo | — | 1985-12-31 |
| 4465420 | Self-erecting portable paving mix silo | — | 1984-08-14 |
| 4264213 | Desegregation preventing means for asphalt mix storage apparatus | — | 1981-04-28 |
| 4261679 | Clean-out for asphalt mix bucket elevator | — | 1981-04-14 |
| 4249679 | Sealing closure for asphalt mix storage bin outlet | — | 1981-02-10 |