Number | Name | Date | Kind |
---|---|---|---|
1520737 | Wright | Dec 1924 | |
1735481 | Uren | Nov 1929 | |
1811560 | Ranney | Jun 1931 | |
1811561 | Ranney | Jun 1931 | |
2210582 | Grosse et al. | Aug 1940 | |
2670802 | Ackley | Mar 1954 | |
3425492 | Gilchrist | Feb 1969 | |
3439743 | Wyllie | Apr 1969 | |
4099783 | Verty et al. | Jul 1978 | |
4101172 | Rabbitts | Jul 1978 | |
4165903 | Cobbs | Aug 1979 |
Entry |
---|
Ranney, "The First Horizontal Oil Well", The Petroleum Engineer, Jun., 1939, pp. 25-30. |