Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818629 | Joint construction for lined equipment | Einar R. Jenstrom | 1989-04-04 |
| RE32111 | Coated cemented carbide bodies | John B. Lambert | 1986-04-15 |
| 4357382 | Coated cemented carbide bodies | John B. Lambert | 1982-11-02 |
| 4234333 | Process for recovering metal carbide powder from cemented carbides | Mohammad H. Ghandehari | 1980-11-18 |