Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12115476 | Filter apparatus, filter disc sectors, filter elements and uses | — | 2024-10-15 |
| 7815808 | Hot-gas pressure-filter apparatus | Patrick J. Costelloe | 2010-10-19 |
| 7674386 | Slurry filtration system and apparatus | — | 2010-03-09 |
| 7531086 | Pressure filter apparatus | Patrick J. Costelloe, Anthony C. Miller | 2009-05-12 |
| 7011741 | Filtration apparatus operating features | — | 2006-03-14 |
| 6521135 | Filtration apparatus operation features | — | 2003-02-18 |
| 6491817 | Shallow chamber filter apparatus | — | 2002-12-10 |
| 6159359 | Modular filter apparatus | — | 2000-12-12 |
| 5615713 | Method for weaving a filter fabric belt for pressure filter apparatus | — | 1997-04-01 |
| 5573667 | Belt filter medium | — | 1996-11-12 |
| 5510025 | Filter apparatus and method | — | 1996-04-23 |
| 5477891 | Woven filter fabric | — | 1995-12-26 |
| 5462677 | Filter apparatus belt filter medium control and treatment | — | 1995-10-31 |
| 5292434 | Filter apparatus and method using belt filter medium | — | 1994-03-08 |
| 5059318 | Fluid seal for a traveling sheet filter press | — | 1991-10-22 |