Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5276067 | HCFC blown rigid foams with low thermal conductivity | — | 1994-01-04 |
| 5272183 | HCFC blown rigid foams with low thermal conductivity | — | 1993-12-21 |
| 5254601 | HCEC blown rigid foams with low thermal conductivity | — | 1993-10-19 |
| 5106527 | Azeotropes of 2-methylbutane and 1,1-dichloro-1-fluorethane and the use thereof in the production of rigid foams | Keith G. Spitler, Charles E. Mortimer | 1992-04-21 |
| 5102920 | Novel azeotropes and the use thereof in the production of rigid foams | Keith G. Spitler, Charles E. Mortimer | 1992-04-07 |
| 5057547 | Rigid foams using blends of chlorofluorocarbons and hydrocarbons as blowing agent | — | 1991-10-15 |
| 4960804 | Rigid foams using blends of chlorofluorocarbons and alkyl alkanoates as blowing agent | — | 1990-10-02 |
| 4430490 | Polyether polyols and their method of preparation | — | 1984-02-07 |
| 4423163 | Method of producing phenolic foam using pressure and foam produced by the method | — | 1983-12-27 |