Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4618481 | Absorbent composition containing a severely hindered amino compound and an amine salt and process for the absorption of H.sub.2 S using the same | Fred J. Heinzelmann, Noah S. Rothblatt, James P. Glass, Jr., Geoffrey R. Say, Guido Sartori +1 more | 1986-10-21 |
| 4282193 | Process for converting cyclic urea to corresponding diamine in a gas treating system | Michael T. Melchior, George E. Milliman, Chang-Jin Kim | 1981-08-04 |