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Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."
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| Number | Title | Issue Date |
| 6959762 | Method and apparatus for formation damage removal A method for evaluating the permeability and formation damage in the porous rock around a well bore. This method relates to the use of a single string coiled tubing and a down hole assembly which includes a microcontroller, an electrically operable fluid control val... | 11/01/2005 |
| 6298916 | Method and apparatus for controlling fluid flow in conduits A completion string for use in a wellbore includes a main conduit, such as a production tubing, and one or more alternate path conduits, such as shunt tubes, that extend generally in parallel with the main conduit. A flow control device is positioned in e... | 10/09/2001 |
| 5404956 | Hydraulic setting tool and method of use A hydraulic setting tool for setting a packer with a sliding valve therein in an operating position in a well bore. The setting tool comprises an outer housing portion slidably disposed with respect to an inner mandrel portion. A piston is connected to th... | 04/11/1995 |
| 4903775 | Well surging method and apparatus with mechanical actuating backup A well surging system having pressure actuated ball valves and a mechanical actuating backup for the upper of said ball valves. The apparatus comprises a valve assembly portion containing the upper and lower ball valves which may be independently pressure... | 02/27/1990 |
| 4842074 | Gas storage well safety system and method A well safety system with two surface controlled subsurface safety valves. The invention allows various alternatives for controlling injection into and production from a gas storage well. For maximum production, gas can flow from the underground storage r... | 06/27/1989 |
