"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 7121340 | Method and apparatus for reducing pressure in a perforating gun An apparatus for reducing the post-detonation pressure of a perforating gun, the apparatus including a perforating gun carrying at least one explosive charge, wherein when the explosive charge is detonated the explosive charge produces a pressurized detonation gas, ... | 10/17/2006 |
| 6336408 | Cooling system for downhole tools Apparatus and method for cooling a component inside a tool includes a container and a plurality of heat sinks positioned in the container. The components are positioned in the container with the heat sinks for maintaining a reduced temperature inside the ... | 01/08/2002 |
| 6095559 | Chemical cooling of airbag inflation gases Assemblies and methods are provided for cooling a hot gas utilizing a solid chemical coolant wherein the mass of coolant is maintained to avoid the creation of flow passageways, channels or the like therethrough which may otherwise serve to avoid or reduc... | 08/01/2000 |
| 5834673 | Method of providing fixed ammunition with an additive which limits barrel wear, and ammunition produced in accordance therewith The present invention relates to a method of applying a wear protection substance to the inside of metal cases used for ammunition. The wear protection substance comprises a composition of wax and a solid particle component which has a known barrel wear r... | 11/10/1998 |
| 5747723 | Modular artillery charge system A modular artillery charge system consists of two distinct solid propellant harge modules. Each module consists of a three-piece combustible cartridge case design and bi-directional center core core ignition system. The three-piece combustible cartridge ca... | 05/05/1998 |
| 5672842 | Case for propellant charge A case for use with a propellant charge has a substantially cylindrical envelope. The envelope is formed from a combustible material. At least one support, that is formed from a combustible material, is coated to a substantially uniform thickness on at le... | 09/30/1997 |
| 5445078 | Apparatus and method for dispensing payloads Payload delivery of a payload compartment containing a delivery device is initiated by a suitable fusing device which ejects the delivery device from a payload section by firing a gas generator in the section base to propel the delivery device forwardly, ... | 08/29/1995 |
| 5217948 | Phase change cooling for an electromagnetic launch The device employs Hybrid Pulsed Transformer principles employing a projectile with an internal pay load. The projectile carries a light weight shorted secondary coil or coils constructed of aluminum and the projectile acts as a moving secondary through a... | 06/08/1993 |
| 5066322 | Metallic coolant for a metallurgical bath A metallic coolant for a metallurgical bath, the composition of the coolant substantially corresponding to that of the bath consists of ball-shaped bodies of sizes not less than 5 mm and not more than 60 mm, preferably 12 to 60 mm, the ball-shape factor B... | 11/19/1991 |
| 4315785 | Propellant charge with reduced muzzle smoke and flash characteristics A method and improved propellant composition for eliminating secondary mue flash in small and large caliber weapons without the increased smoke production or inhibiting burning characteristics through the step of incorporating a novel microencapsulated o... | 02/16/1982 |
| 4137849 | Endothermic approach for desensitizing explosive ordnance Desensitization of explosive ordnance is effected by the incorporation of a esensitizing agent into a matrix support material to form a bomb liner. The matrix support material holds the desensitizer in place, provides a barrier between the explosive and th... | 02/06/1979 |
| 4062287 | Resilient insert for tire inflator The invention is a light, portable, miniaturized tire inflator adapted to fit in a limited space, such as in a tire well for a deflated, space-saving tire in a trunk of an automobile, and adapted to be carried or held in one hand. The tire inflator includ... | 12/13/1977 |
| 4034676 | Inhibitor coating for solid rocket propellent charge An inhibitor coating for a solid propellant charge for protecting against undesired burning-off, comprising: A. an insulating layer containing a binder and a filler, and B. a protective- and adhesion layer located between the insulating layer and the propellan... | 07/12/1977 |