Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5603998 | CPVC compounds and articles made therefrom for design stress rating above 180.degree. C. | — | 1997-02-18 |
| 5604278 | CPVC compounds and articles made therefrom for design stress rating above 180.degree. F. | — | 1997-02-18 |
| 5591497 | Chlorinated polyvinyl chloride rigid pipe and method of forming such pipe | — | 1997-01-07 |