Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7611665 | Ladle bottom | Johan Richaud, James D. Dorricott | 2009-11-03 |
| 7581663 | Rippled surface stopper rod system | Johan Richaud, James D. Dorricott | 2009-09-01 |
| 7581664 | Multi-outlet casting nozzle | Johan Richaud, James D. Dorricott, Dong Xu | 2009-09-01 |
| 7112300 | Ladle bottom | Johan Richard, James D. Dorricott | 2006-09-26 |
| 7004227 | Impact pad for dividing and distributing liquid metal flow | Dong Xu, James D. Dorricott | 2006-02-28 |
| 6783038 | Sliding gate for liquid metal flow control | Dong Xu, James D. Dorricott | 2004-08-31 |
| 6651899 | Continuous casting nozzle with pressure modulator for improved liquid metal flow regulation | Dong Xu, James D. Dorricott | 2003-11-25 |
| 6539805 | Liquid metal flow condition detection | James D. Dorricott | 2003-04-01 |
| 6464154 | Casting nozzle with diamond-back internal geometry and multi-part casting nozzle with varying effective discharge angles and method for flowing liquid metal through same | James D. Dorricott | 2002-10-15 |
| 6425505 | Pour tube with improved flow characteristics | James D. Dorricott, Quentin K. Robinson | 2002-07-30 |
| 6156260 | Chamber for reception, lateral division and redirection of liquid metal flow | James D. Dorricott | 2000-12-05 |
| 6102260 | Impact pad | James D. Dorricott | 2000-08-15 |
| 6027051 | Casting nozzle with diamond-back internal geometry and multi-part casting nozzle with varying effective discharge angles | James D. Dorricott | 2000-02-22 |
| 5944261 | Casting nozzle with multi-stage flow division | James D. Dorricott | 1999-08-31 |
| 5861121 | Chamber for reception, Lateral division and redirection of liquid metal flow | James D. Dorricott | 1999-01-19 |
| 5785880 | Submerged entry nozzle | James D. Dorricott | 1998-07-28 |
| 5633462 | Method and apparatus for detecting the condition of the flow of liquid metal in and from a teeming vessel | James D. Dorricott | 1997-05-27 |
| 5379989 | Tundish with improved flow control | James D. Dorricott | 1995-01-10 |
| 5366535 | Basic tundish covering compound | James D. Dorricott | 1994-11-22 |
| 5246209 | Tundish with improved flow control | James D. Dorricott | 1993-09-21 |
| 5196051 | Ladle and method for draining liquid metal with improved yield | James D. Dorricott | 1993-03-23 |
| 4391319 | Apparatus for introducing elements into molten metal streams and casting in inert atmosphere | Alphia L. Hohulin, Joseph Ross Mitchell | 1983-07-05 |