Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4670058 | Coal-aqueous mixtures | — | 1987-06-02 |
| 4551179 | Coal-aqueous mixtures | — | 1985-11-05 |
| 4511365 | Coal-aqueous mixtures | — | 1985-04-16 |
| 4488881 | Coal-aqueous mixtures having a particular coal particle size distribution | — | 1984-12-18 |
| 4478603 | Coal-aqueous mixtures comprising nonionic and anionic surfactants | — | 1984-10-23 |
| 4441889 | Coal-aqueous mixtures | — | 1984-04-10 |
| 4358293 | Coal-aqueous mixtures | — | 1982-11-09 |