| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 05.99 |
| PATENT ASSIGNEE | Duriron Co Inc (Dayton; Ohio) |
| PATENT CLAIMS |
- Providing cast Zr article having alpha/beta crystal structure transus characterized by an alpha/beta transition T - Vacuum annealing said article at annealing T > said transi tion T wherein annealing T is maintained for duration suffi cient to remove H from article - Subjecting article to a hot isostatic pressing step |
| PATENT PHOTOCOPY | Available on request |
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