Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4326897 | Post weld heat treatment of shell and tube heat exchangers and apparatus | John Chitty, James H. D. Nickerson | 1982-04-27 |
| 4308914 | Double plate flow distributor | James H. D. Nickerson | 1982-01-05 |