Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877545 | Azeotropic compositions of 1,1,2-trichlorotrifluoroethane and trans-1,2-dichloroethylene with ethanol, N-propanol, isopropanol and acetone or with ethanol or acetone and nitromethane | Abid N. Merchant, Kenneth C. Burke | 1989-10-31 |
| 4873021 | Azeotrope or azeotrope-like composition of trichlorotrifluoroethane and dichlorodifluoroethane | Bernhardt J. Eiseman, Jr., Donovan E. Kvalnes | 1989-10-10 |
| 4804493 | Stabilized azeotrope or azeotrope-like composition of 1,1,2-trichloro-1,2,2-trifluoroethane and trans-1,2-dichloroethylene | — | 1989-02-14 |
| 4803009 | Stabilized azeotrope or azeotrope-like composition of 1,1,2-trichloro-1,2,2-trifluoroethane, methanol and 1,2-dichloroethylene | — | 1989-02-07 |