Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6390197 | Method of cementing a well in geological zones containing swelling clays or mud residues containing clays | — | 2002-05-21 |
PM
Pierre Maroy
Overall (2002): #137,376 of 266,432Top 55%
1
Patents 2002