|
| US3939927 | 4 Nov 1974 | 24 Feb 1976 | Dresser Industries, Inc. | Combined gravel packing and perforating method and apparatus for use in well bores |
| US4678044 | 31 Mar 1986 | 7 Jul 1987 | Halliburton Company | Tubing pressure operated initiator for perforating in a well borehole |
| US4683943 | 24 Jul 1986 | 4 Ago 1987 | Mt. Moriah Trust | Well treating system for stimulating recovery of fluids |
| US4739829 | 11 Dic 1986 | 26 Abr 1988 | | Wireline operated oil well dump bailer |
| US5101900 | 27 Dic 1990 | 7 Abr 1992 | Oryx Energy Company | Sand control in wells with gas generator and resin |
| US5154230 | 17 Dic 1991 | 13 Oct 1992 | Oryx Energy Company | Method of repairing a wellbore liner for sand control |
| US5295545 | 14 Abr 1992 | 22 Mar 1994 | University of Colorado Foundation Inc. | Method of fracturing wells using propellants |
| US5775426 | 9 Sep 1996 | 7 Jul 1998 | Marathon Oil Company | Apparatus and method for perforating and stimulating a subterranean formation |
| US6082450 | 7 Abr 1998 | 4 Jul 2000 | Marathon Oil Company | Apparatus and method for stimulating a subterranean formation |
| US6158511 | 6 Jul 1998 | 12 Dic 2000 | Marathon Oil Company | Apparatus and method for perforating and stimulating a subterranean formation |
| US6263283 | 30 Jul 1999 | 17 Jul 2001 | Marathon Oil Company | Apparatus and method for generating seismic energy in subterranean formations |
| US6336506 | 12 Dic 2000 | 8 Ene 2002 | Marathon Oil Company | Apparatus and method for perforating and stimulating a subterranean formation |