Issued Patents 1982
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4342657 | Method for breaking petroleum emulsions and the like using thin film spreading agents comprising a polyether polyol | — | 1982-08-03 |
| 4341265 | Method of recovering petroleum from a subterranean reservoir incorporating a polyether polyol | — | 1982-07-27 |
| 4337828 | Method of recovering petroleum from a subterranean reservoir incorporating polyepoxide condensates of resinous polyalkylene oxide adducts and polyether polyols | — | 1982-07-06 |
| 4326985 | Micellar solutions of thin film spreading agents comprising an acylated polyether polyol | — | 1982-04-27 |
| 4326984 | Micellar solutions of thin film spreading agents comprising polyepoxide condensates or resinous polyalkylene oxide adducts and polyether polyols | — | 1982-04-27 |
| 4326968 | Method for breaking petroleum emulsions and the like using micellar solutions of thin film spreading agents comprising polyepoxide condensates of resinous polyalkylene oxide adducts and polyether polyols | — | 1982-04-27 |
| 4326983 | Micellar solutions of thin film spreading agents comprising a polyether polyol | — | 1982-04-27 |
| 4316808 | Method for breaking petroleum emulsions and the like using micellar solutions of thin film spreading agents comprising an acylated polyether polyol | — | 1982-02-23 |
| 4315545 | Method of recovering petroleum from a subterranean reservoir incorporating an acylated polyether polyol | — | 1982-02-16 |
| 4309306 | Micellar solutions of thin film spreading agents comprising resinous polyalkylene oxide adducts | — | 1982-01-05 |