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4911770 |
Explosive emulsification method
Apparatus for producing a multi-phase emulsion explosive from a liquid organic fuel medium and an immiscible liquid oxidizer comprises a mixing chamber, flow constrictor means for introducing the...
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4908079 |
Water in oil type emulsion explosive
An excellent water in oil type emulsion explosive having both of a superior handling property and a good aging initiating sensitivity at low temperatures and at small calibers, is provided by using...
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H000705 |
Process for making smoke producing composition
In general, this invention relates to smoke-producing pellets for use in a mortar shell. More particularly, this invention relates to an improved process of making smoke-producing pellets for the...
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4875950 |
Explosive composition
This invention relates to a dry mix explosive composition which includes a bulking agent which comprises from 1-20% (by weight) of a vegetable protein additive, the bulking agent having a bulk...
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4867813 |
Salt-phase sensitized water-containing explosives
Water-containing explosives, such as emulsions, slurries and water gels, are sensitized in their salt phase with sensitizing energy release agents based on nitroalkanes and nitroalkane blends and...
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4854981 |
Iron oxide catalyst and method for making same
A highly active, finely divided ferric oxide burning rate catalyst and method for making the same. The catalyst is made by vaporizing an iron-containing compound that is capable of vaporization at...
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4844845 |
Dry mixture for production of pre-formed propellant charge
The invention is directed to a formable homogeneous propellant composition and to a process employing same for production of a self-supporting formed propellant charge. The propellant composition...
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4840687 |
Explosive compositions
An explosive composition is disclosed which comprises a discontinuous oxidizer phase comprising at least one oxygen-supplying component, a continuous organic phase comprising at least one...
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4822433 |
Emulsion explosive composition
An emulsion explosive composition comprising a discontinuous phase containing an oxygen-supplying component and an organic medium forming a continuous phase wherein the oxygen-supplying component...
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4818309 |
Primer composition
An explosive composition comprising (a) a water-in-oil emulsion comprising (i) a discontinuous aqueous phase comprising at least one oxygen-releasing salt, (ii) a continuous water-immiscible...
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4798636 |
Composite solid propellant
In order to achieve a stable burn characteristic, improved mechanical proties and reduced smoke development during burn, a composite solid propellant includes nitrides, borides, and carbonitrides...
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4798637 |
Composite solid propellants containing bitetrazoles
Composite solid propellants are provided containing, in an amount effective to reduce the burning rate of the propellant, at least one bitetrazole compound.
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4780156 |
Water resistant sensitizing additive for ammonium nitrate blasting agents
A dry non-explosive additive for ammonium nitrate-fuel oil (ANFO) blasting agents which provides water resistance and wet sensitivity to allow use of the explosive in wet drill holes. The additive...
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4775431 |
Macroemulsion for preparing high density explosive compositions
The present invention provides a water-in-oil macroemulsion for use in combination with a solid oxidizer in preparing a high density explosive composition. The macroemulsion comprises 1-70% by...
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4764230 |
Explosive composition
A water-in-oil emulsion explosive composition comprising: a discontinuous aqueous oxidizer-phase comprising dissolved therein an oxygen releasing salt component comprising ammonium nitrate; a...
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4764229 |
Sensitization of inorganic oxidizer explosives
Sensitized inorganic nitrate mixtures with high brisance are provided in which oxygen balance is attained by the incorporation of aluminum dust and hydrocarbons. Cap sensitivity is achieved by...
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4756776 |
Process for the production of an explosive and the explosive
In a process for the production of a `water-in-fuel` or `melt-in-fuel` emulsion explosive a density-reducing agent is introduced and dispersed in the emulsion at an elevated temperature whereat the...
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4737207 |
Method for the preparation of a water-in-oil type emulsion explosive and an oxidizer composition for use in the method
A method and an oxidizing composition for preparation of a water-in-oil type emulsion explosive in which a pre-emulsion is formed from a fuel phase and a first part of an oxidizer phase, an...
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4732626 |
Water-in-oil emulsion explosive composition
A water-in-oil emulsion explosive having a high resistance against dead pressing is obtained by adding a cushioning medium having a high impact energy-absorbing property to a water-in-oil emulsion...
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4728376 |
Explosive composition and method
Certain classes of organic acids, and salts of those acids and in particular ascorbic acid and erythorbic acid and the salts thereof, and mixtures thereof, which have certain antioxidant and food...
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4728375 |
Pyrotechnic composition for producing radiation-blocking screen
A pyrotechnic composition for producing a screen for blocking the passage of infra-red radiation and of light, comprises phosphorus, preferably red amorphous phosphorus, dispersed in a binding...
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4724018 |
Pyrotechnical composition which generates smoke that is opaque to infrared radiance and smoke ammunition as obtained
The invention pertains to a smoke-producing pyrotechnical composition which is designed for the production of a smoke screen that prohibits the transmission of infrared radiance from a target to a...
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4722757 |
Solid explosive composition
This invention provides a solid explosive composition comprising a low-water content melt-in-fuel emulsion when prepared at elevated temperature which solidifies on cooling. The emulsion comprises...
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4714503 |
Emulsion-containing explosive compositions
In emulsion blend explosives, the replacement of coarse salt particles, e.g., prills, by fines, i.e., particles which pass a No. 50 U.S. sieve, increases the water resistance of the explosive...
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4711678 |
Process for the preparation of a water-in-oil emulsion explosive and a fuel phase for use in such process
Fuel phase for use as a continuous phase together with a discontinuous aqueous oxidizing salt phase in water-in-oil emulsion explosives, comprising a carbonaceous fuel and at least one but not all...
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4710248 |
Emulsion explosive composition
An emulsion explosive comprising substantially an immiscible discontinuous oxidizer-phase dispersed throughout a continuous fuel phase with a modifier comprising hydrophilic and lipophilic moieties...
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4698108 |
Castable smoke-generating compounds effective against infrared
The invention concerns a castable pyrotechnic composition used to produce opaque smoke for impeding the transmission of infrared radiation from a target to a sensor, of the type including a...
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4698105 |
Water-in-oil type emulsion explosives
Disclosed herein are water-in-oil type emulsion explosives comprising an aqueous solution of oxidizing agent, an oily material, hollow microspheres and an emulsifier containing from 0.1 to 10% by...
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4696705 |
Gas generating material
Structure for generating nitrogen gas for inflating an air bag vehicle occupant restraint comprises a grain made of an azide based material which generates gas upon combustion. The grain is made of...
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4693764 |
Control of processibility by particle size in high energy solid propellants
A solid propellant which utilizes a high solids loading of blended HMX (8%) by combining unground and ground HMX particles to achieve desired processing control.
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4689097 |
Co-oxidizers in solid crosslinked double base propellants (U)
Use of mixtures of certain solid oxidizers in minimum smoke crosslinked propellants dramatically enhances burn rates.
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4689096 |
Explosive booster composition
A packaged booster charge is provided which is sensitive to initiation by blasting cap yet which contains no self-explosive ingredient. The composition of the booster comprises a low melting point...
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4681643 |
Fast burning propellants
A solid or semisolid propellant comprising grains of propellant or propellant components bonded together so as to create voids within the propellant volume, said grains bonded together with...
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4678524 |
Cast explosive composition and method
The present invention relates to a cast explosive composition and other energetic compositions such as propellants. (As used herein, the term "explosive" also shall include other energetic...
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4676849 |
Gas bubble-sensitized explosive compositions
This invention relates to the preparation of gas bubble-sensitized explosive compositions which are liquid during their manufacture. It is possible to achieve particularly fine bubble sizes and...
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4675059 |
Non-toxic, non-corrosive priming mix
This invention relates to priming compositions for ammunitions containing manganese dioxide as oxidizer agent in the primer mix, and to the rimfire cartridge containing dinol, manganese dioxide,...
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4664729 |
Water-in-oil explosive emulsion composition
Provided is a water-in-oil explosive emulsion composition having a 1/2 cartridge gap sensitivity of at least about three inches, yet a water content of at least about 10 percent by weight. The...
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4664728 |
Explosive systems
Water-based explosives that use siliceous boron-containing microspheres as sensitizing agents are stabilized by adding multivalent metal ions to the explosives. Zinc salts are especially useful.
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H000273 |
Processing of high solids propellant
The mixing of high solids loaded propellants is accomplished under reduced viscosity conditions by employing near critical liquid (NCL) carbon dioxide as the processing fluid in a volume amount...
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4637848 |
High density gel explosive
High density water gel explosives having relatively large amounts of low density sensitizers are prepared by evenly dispersing a densifying material therethrough. Separation of the densifying...
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4632715 |
Low burn rate motor propellant
A low burn rate motor propellant containing hydroxyl terminated polybutade, HMX and hexanedioldimerate polymer.
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4632714 |
Microcellular composite energetic materials and method for making same
Essentially anhydrous energetic compositions, including explosives, propellants, flares, and gas generators, are initially formed at process temperatures above the solidification temperature of...
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4615751 |
Explosive which includes an explosive emulsion
This invention relates to an explosive. In particular, the invention relates to an explosive of the emulsion type in which an oxidizing salt-containing component forms the discontinuous phase in an...
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4609415 |
Enhancement of emulsification rate using combined surfactant composition
Method for facilitating the formation and stability of invert water-in-oil emulsion blasting agents by use of a combination of certain surfactants; and corresponding formulations.
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4602970 |
Method of stabilizing emulsion explosives
Method of stabilizing an emulsion explosive comprising an oxidant, a fuel, and an emulsifier the molecules of which have at least one double-binding. The oxidant is emulsified in the fuel in the...
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4594118 |
Explosive composition with bubble enhancer
A gas bubble sensitized water-in-oil emulsion explosive composition comprising a discontinuous aqueous phase comprising at least one oxygen-releasing salt, a continuous water-immiscible organic...
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4585496 |
Method of producing high-density slurry/prill explosives in boreholes and product made thereby
The pneumatic loading of essentially free-flowing slurry-bearing ammonium nitrate (AN) prills, i.e., AN prills which carry or support a water gel or water-in-oil emulsion, produces a high-density...
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4585495 |
Stable nitrate/slurry explosives
Explosives that are sensitized blends of inorganic nitrate, e.g., AN, particles, such as AN or ANFO prills, and an aqueous slurry comprising a thickened aqueous solution of an inorganic oxidizing...
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4566920 |
Compositions of the explosive emulsion type, process for their manufacture and application of these compositions
An explosive composition of the water-in-oil emulsion type includes at least one emulsified gel formed of an oxidizing solution of an inorganic salt dissolved in water and a fuel phase containing a...
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4564404 |
Inert paste of the nitrate-fuel type, explosive product obtained therefrom by the incorporation of air and processes of manufacture thereof
Paste of the water-ammonium nitrate-fuel type, free of explosive elements, inert in manufacture, shipping and storage due to the fact that it does not contain air or not in a sensitizing form. A...
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