Number | Name | Date | Kind |
---|---|---|---|
1231695 | Bell | Jul 1917 | |
1437587 | Eddy | Dec 1922 | |
1622573 | Cross | Mar 1927 | |
2770576 | Pratt | Nov 1956 | |
3423308 | Murphy | Jan 1969 | |
3462359 | Fauber | Aug 1969 | |
3627675 | Ditman | Dec 1971 | |
3748261 | Watkins | Jul 1973 | |
3793189 | Corbett | Feb 1974 | |
3796653 | Gatsis | Mar 1974 | |
3830732 | Gatsis | Aug 1974 | |
4088540 | Bunas | May 1978 | |
4125459 | Garwin | Nov 1978 | |
4207117 | Espenscheid et al. | Jun 1980 | |
4376038 | Myers | Mar 1983 | |
4400264 | Kwant et al. | Aug 1983 | |
4405441 | Van Dongen et al. | Sep 1983 | |
4500416 | van Dongen et al. | Feb 1985 | |
4521277 | Calderon et al. | Jun 1985 | |
4673486 | Orihashi et al. | Jun 1987 | |
4686027 | Bonilla et al. | Aug 1987 | |
4851260 | Stone | Jul 1989 | |
5059300 | McGinnis | Oct 1991 | |
5118733 | Gelles et al. | Jun 1992 | |
5135640 | Vizner | Aug 1992 | |
5145574 | Hedrick | Sep 1992 |
Number | Date | Country |
---|---|---|
3243378 | Jul 1979 | AUX |
213683 | Sep 1984 | DEX |
220038 | Mar 1985 | DEX |
57-78488 | Mar 1982 | JPX |
6116499 | Apr 1994 | JPX |
992639 | Apr 1981 | RUX |
Entry |
---|
"Solvent treat resids", V. A. Gearhart, Hydrocarbon Processing, May 1980, pp. 150-151. |
"Deasphalting", Hydrocarbon Processing, Nov. 1992, p. 159. |