Number | Name | Date | Kind |
---|---|---|---|
2760408 | Taylor | Aug 1956 | |
3040808 | Schramm et al. | Jun 1962 | |
3800705 | Tamplen | Apr 1974 | |
4372384 | Kinney | Feb 1983 | |
4484632 | Vann | Nov 1984 |
Entry |
---|
Brochure Entitled "Flopetrol Johnson Tubing Conveyed Perforating Systems" by Schlumberger, Printed Jul. 1983. |