Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4231459 | Control system for an N-methyl-2-pyrrolidone refining unit receiving light sweet charge oil | Avilino Sequeira, Jr. | 1980-11-04 |
| 4230215 | Control system for an MP refining unit receiving medium sweet charge oil | Avilino Sequeira, Jr. | 1980-10-28 |
| 4224673 | Control system for an MP refining unit receiving heavy sour charge oil | Avilino Sequeira, Jr. | 1980-09-23 |
| 4224674 | Control system for an N-methyl-2-pyrrolidone refining unit receiving heavy sweet charge oil | Avilino Sequeira, Jr. | 1980-09-23 |
| 4212070 | Control system for a furfural refining unit receiving heavy sweet charge oil | Avilino Sequeira, Jr., John D. Begnaud | 1980-07-08 |