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| Number | Title | Issue Date |
| 6598807 | Spraying device with wide spray arc The present invention comprises a casing with an opened end for receiving a liquid and a holding end where the liquid is stored. Between the open end and the holding end there narrow neck. A ball is placed into the opened end of the casing, so that lodgin... | 07/29/2003 |
| 6561274 | Method and apparatus for unloading well tubing A system for unloading fluids from a generally upright tubular member of a wellbore wherein a combustible fuel cell can be placed in the tubular member below the fluid and ignited to generate gasses. The gasses generated by the burning of the fuel cell ca... | 05/13/2003 |
| 6467387 | Apparatus and method for propelling a data sensing apparatus into a subsurface formation An apparatus and method are provided for deploying a data sensing apparatus into a subsurface geologic formation for intermittent or continuously gathering data from the subsurface formation and transmitting the data to a remote data receiver. In a prefer... | 10/22/2002 |
| 6305752 | Pneumatic blasting device A compressed air blasting device (1), insertable in a pre-prepared bore, has a cylindrical housing or tube (2) containing a number of air guns (4). Apertures (3) in the housing (2) direct the flow of compressed air exhausted by the air guns (4) so as to p... | 10/23/2001 |
| 5631441 | XDM pyrophoric countermeasure flare A decoy flare for infrared (IR) seeking missiles comprises a tubular outer shell with a first rupturing disc sealing a rear end of the outer shell and a cover member with a second rupturing disc sealing a front end of the outer shell. These form a sealed ... | 05/20/1997 |
| 5481977 | Work-controlled launching device with accumulator A launching device with a work-controlled gas generator employs a dampening piston in combination with an accumulator volume to provide substantially uniform acceleration of a launching piston.... | 01/09/1996 |
| 5419257 | Device for simultaneously ejecting two fluids, in particular two pyrotechnic fluids A device for simultaneously ejecting two fluids, in particular pyrotechnic fluids, intended to react on contact after ejection includes a reservoir for each fluid open to the exterior of the device through a respective nozzle. The two reservoirs comprise ... | 05/30/1995 |
| 4976202 | Antitank-antipersonnel weapon The antitank-antipersonnel weapons of this invention are synergistic combinations of lens-compromising agents, radar-compromising agents, and human irritants. The lens-compromising agents opaque the external lenses of tank periscopes and gunsights, and th... | 12/11/1990 |
| 4669783 | Process and apparatus for fragmenting rock and like material using explosion-free high pressure shock waves A technique for fragmenting rock or other relatively hard and/or compact material without the use of explosives is disclosed herein. In accordance with this technique, an elongated, blind opening is provided in the rock or other material to be fragmented ... | 06/02/1987 |
