Issued Patents All Time
Showing 25 most recent of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7748642 | Device for constructing modular water spray configurations | — | 2010-07-06 |
| 7527667 | Powder metallurgical compositions and methods for making the same | Bruce Lindsley, Christopher T. Schade | 2009-05-05 |
| 7410045 | Offset overhead plunger | Rafe T. Patterson, John W. Cash, III, Michael F. Flagg, John Hotchkiss | 2008-08-12 |
| 7153339 | Powder metallurgical compositions and methods for making the same | Bruce Lindsley, Christopher T. Schade | 2006-12-26 |
| 6827179 | Sound barrier system | Christina M. Drake, Terry A. Murphy, Scott J. Federico, Joe Anderson, Paul S. Pirkle, III +2 more | 2004-12-07 |
| 5819844 | Beaver-tail tube assembly and tube changing method | — | 1998-10-13 |
| 5626164 | Crack resistant valve plate assembly for a molten metal slide gate valve | Francois-Noel Richard | 1997-05-06 |
| 5259592 | Leaf spring valve and method | — | 1993-11-09 |
| 5188743 | Plate, changer, plate and method | — | 1993-02-23 |
| 5174908 | Non-reversible sliding gate, valve and method | Gary R. Polk | 1992-12-29 |
| 5062553 | Cantilever spring mount for sliding gate valve and method | — | 1991-11-05 |
| 5052598 | Sliding gate valve method and replaceable retractories | Gary R. Polk | 1991-10-01 |
| 5050847 | Staged valve multi-hole injection block and method | — | 1991-09-24 |
| 5044533 | Clamp for bandless refractory and method | — | 1991-09-03 |
| 5037072 | Injection block and method | Earl P. Shapland | 1991-08-06 |
| 4951851 | Tube holder and method | Bruce B. Winter, Leo T. Olsen | 1990-08-28 |
| 4919397 | Stationary injection block and injection slide plate for use with an injection valve | — | 1990-04-24 |
| 4892235 | Joint and shroud support for pour tube and collector nozzle | — | 1990-01-09 |
| 4824079 | Injection valve components and method | — | 1989-04-25 |
| 4799649 | Injection valve components and method | — | 1989-01-24 |
| 4789085 | Slide gate for a sliding gate valve | — | 1988-12-06 |
| 4771992 | Multi-hole injection valve | — | 1988-09-20 |
| 4738380 | Self-adjusting refractory joint | — | 1988-04-19 |
| 4715423 | Composite break ring method | — | 1987-12-29 |
| 4693296 | Composite break ring for continuous casting | — | 1987-09-15 |