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| Number | Title | Issue Date |
| 7341003 | Combustible propellant charge casing A combustible propellant charge casing for ammunition which can be shot from the barrel of a weapon. So that the erosion-reducing additive will lead to a decrease in the erosive action of the propellant powder present in the molded part of the ammunition better than... | 03/11/2008 |
| 7197986 | Composite steel and ceramic gun barrels A method for lubricating gun barrel bores comprises burnishing dry lubricating ceramic particulate into the metal surface of the bore such that the particles of particulate substantially fill grain boundaries in the metal. The burnishing of the particulate may be do... | 04/03/2007 |
| 7025823 | High temperature gasket coating The present invention relates to a method of coating a gasket that includes electrostatically spraying a solvent-free coating material onto a grounded gasket and then fusing the material to itself and the gasket. In one aspect, a particulate lubricant and a silicone... | 04/11/2006 |
| 5907121 | Blank cartridge for firearms The invention concerns a blank cartridge for firearms, with a cartridge casing, whose dimensions correspond to a comparable live cartridge, a propellant charge, and a projectile which can decompose in the barrel of the firearm. The projectile is comprised... | 05/25/1999 |
| 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 |
| 5565643 | Composite decoppering additive for a propellant There is provided a decoppering agent that is added to a propellant charge to remove copper from the rifling of the internal bore of a gun barrel. The decoppering agent consists essentially of a lead-free pulverized additive dispersed in a combustible bin... | 10/15/1996 |
| 5463956 | Wear decoppering liner The present invention is directed to a liner comprising a means to decopper, a means to quench heat transfer, and a means to substantially dissolve residue in medium and large caliber guns.... | 11/07/1995 |
| 5421263 | Cartridge for spraying a liquid into the barrel of a firearm A cartridge for firearms, comprising a shell (1), a primer disposed in the shell, and a liquid space containing a liquid (5) to be spread on the inner surface of a barrel. According to the invention, the liquid space (3a) is formed by a cylinder within wh... | 06/06/1995 |
| 5151557 | Additive for propelling charge An improved invention is provided having a propellant charge; propellant-taining bag or propellant-containing container which is coated with a composition for reducing muzzle flash and gun barrel erosion, the composition comprises sodium or potassium wat... | 09/29/1992 |
| 5072672 | Composite materials with lubricating properties, process for their manufacture and antierosive components for a barrel weapon system which consists of these materials The invention relates to a composite material with lubricating properties consisting of a solid polymeric matrix such as polystyrene or polymethyl methacrylate containing between 20 and 85% by weight of a liquid oil with lubricating properties, such as a ... | 12/17/1991 |
| 5052304 | Propelling charge container A receptacle for the propelling charge for large caliber gun ammunition is combustible, and includes a barrel-protection coating which is applied directly to the interior surface of the receptacle. The coating is composed of a mixture of wax and titanium ... | 10/01/1991 |
| 5042388 | Forward control tube with sequenced ignition A cased telescoped ammunition with a perforated forward control tube in which the main propellant gas and flame front ignites a propellant surrounding the tube through the perforations. Seals form annular segments of consolidated propellant surrounding th... | 08/27/1991 |
| 4893542 | Shell lubricator This disclosure shows a device designed to facilitate the lubrication of the external surface of a shell casing prior to its being forcibly incserted into a constricting die, in order to be reconditioned for eventual reuse. The device, or shell lubricator... | 01/16/1990 |
| 4858534 | Ballistic lubricating and process A high performance ballistic grease is used in ammunition and a lubricating process to protect the barrel of a weapon from corrosion and overheating. The ballistic grease, ammunition, and process improve the structural integrity and accuracy of the weapon... | 08/22/1989 |
| 4715285 | Additive sealing sleeve for large-calibered cannon ammunition for the protection of the weapon barrel An additive sealing or packing sleeve for large-calibered cannon ammunition, adapted for the protective treatment of the weapon barrel, which sleeve is constituted of a coated textile fabric which is assembled within a shell casing, in the form of a linin... | 12/29/1987 |
| 4715284 | Telescoped ammunition construction for reducing barrel erosion A telescoped ammunition round has a propellant charge with an axial cavity. A projectile is housed within the cavity for being fired from the ammunition round. A wear additive is coupled to the forward portion of the propellant charge adjacent the axial c... | 12/29/1987 |
| 4712481 | Additive sealing sleeve for a propellent charge for large-calibered ammunition fired from barreled weapons An additive sealing or packing sleeve for a propellent charge employed for large-calibered ammunition which is fired from a barrelled weapon or launch tube, which is glued into a shell or cartridge casing. The sleeve consists of a fabric constituting a su... | 12/15/1987 |
| 4334477 | Wear reducer An improved ammunition propellant composition and method for reducing gun member wear, erosion, flash and cook-off through use of an additive comprising a mixture of a super water absorbent starch modified polyacrylonitrile which has been subjected to alk... | 06/15/1982 |
| 4203364 | Cartridge for reducing bore erosion and extending barrel life A liquid filled plastic capsule placed immediately behind the projectile is forced against the projectile base when the propellant charge is ignited. This action ruptures a diaphragm in the forward face of the capsule, releasing the encapsulated liquid an... | 05/20/1980 |
| 4098193 | Wear and corrosion reducing additive for gun propellants The interior surfaces of gun barrels are protected from wear and corrosion y applying a laminar additive of an organic compound to a gun propellant in such a manner that the heat generated by firing of the gun causes the compound to decompose thereby evolv... | 07/04/1978 |
