Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4767521 | Treatment of feed for high severity visbreaking | Robert J. Feldman, Andrei Rhoe, Roger P. Van Driesen, C. Bertil Fogman, Donald P. Satchell, Jr. | 1988-08-30 |
| 4596650 | Liquefaction of sub-bituminous coal | Harvey D. Schindler | 1986-06-24 |
| 4545890 | Coal liquefaction and hydrogenation | Harvey D. Schindler | 1985-10-08 |
| 4438082 | Platinum gold catalyst for removing NO.sub.x and NH.sub.3 from gas streams | Joseph C. Dettling, William F. Carr, Ronald M. Heck | 1984-03-20 |
| 4405507 | Ozone abatement catalyst having improved durability and low temperature performance | William F. Carr | 1983-09-20 |
| 4393550 | Safety clasp for the string of footwear | James Yang | 1983-07-19 |
| 4343776 | Ozone abatement catalyst having improved durability and low temperature performance | William F. Carr | 1982-08-10 |
| 4314980 | Preparation of reactive beta-dicalcium silicate | Ming-Shing Shen, Ralph T. Yang | 1982-02-09 |