Number | Name | Date | Kind |
---|---|---|---|
3097699 | Orr | Jul 1963 | |
3213942 | Nixon | Oct 1965 | |
3547193 | Gill | Dec 1970 | |
3605888 | Crowson et al. | Sep 1971 | |
3614986 | Gill | Oct 1971 | |
3620300 | Crowson | Nov 1971 | |
3642066 | Gill | Feb 1972 | |
4199025 | Carpenter | Apr 1980 | |
4463805 | Bingham | Aug 1984 | |
4466484 | Kermabon | Aug 1984 | |
4484627 | Perkins | Nov 1984 | |
4499948 | Perkins | Feb 1985 | |
4524827 | Bridges et al. | Jun 1985 | |
4567945 | Segalman | Feb 1986 | |
4662437 | Renfro | May 1987 | |
4662438 | Taflove et al. | May 1987 | |
4730671 | Perkins | Mar 1988 |
Entry |
---|
World Oil, "AC Current Heats Heavy Oil for Extra Recovery", May 1970, pp. 83-86. |