Number | Date | Country | Kind |
---|---|---|---|
8604059-9 | Sep 1986 | SEX |
Number | Name | Date | Kind |
---|---|---|---|
3928326 | Brattsand et al. | Dec 1975 | |
3929768 | Brattsand et al. | Dec 1975 |
Number | Date | Country |
---|---|---|
0054010 | Jun 1982 | EPX |
0164636 | Dec 1986 | EPX |
527509 | Nov 1983 | ESX |
Entry |
---|
CA, vol. 100, 1984, 36922z, "Deasphalting of Hydrocarbon Oil with Solvent". |