This is a continuation-in-part of U.S. Ser. No. 174,981 filed Aug. 4, 1980 now abandoned.
Number | Name | Date | Kind |
---|---|---|---|
1912629 | Fisher | Jun 1933 | |
2340974 | Myers | Feb 1944 | |
3051628 | Gorin et al. | Aug 1962 | |
3101303 | Batchelor et al. | Aug 1963 | |
3117918 | Batchelor et al. | Jan 1964 | |
3401089 | Friedrich et al. | Sep 1968 | |
3403989 | Blake et al. | Oct 1968 | |
3472761 | Cameron | Oct 1969 | |
3748254 | Gorin | Jul 1973 | |
3770418 | Wilde | Nov 1973 | |
3775294 | Peterson et al. | Nov 1973 | |
4039319 | Schapiro et al. | Aug 1977 | |
4058451 | Stolfa | Nov 1977 | |
4292165 | Sooter | Sep 1981 |
Entry |
---|
Thermal Process is Developed for Petroleum Coke Desulfurization, F. M. Sadilla, The Oil and Gas Journal, Jan. 22, 1979, pp. 64-68. |
Chemistry of Coal Utilization, vol. 1, H. H. Lowry, John Wiley & Sons, Inc., London, Chapman & Hall, Ltd., 1945, pp. 448, 449, 587, 588. |
Number | Date | Country | |
---|---|---|---|
Parent | 174981 | Aug 1980 |