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6736912 |
Combustible compositions for air-augmented rocket engines
A solid combustible composition for use in solid fuel air-augmented rocket engines which very substantially increases the temperature efficiency of afterburner fuel combustion with ram air, thereby...
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6558488 |
Method of making pourable plastic-bound explosive charges or rocket propellant
The invention relates to a method of making pourable, plastic-bound explosive charges or rocket propellants, to which a metal powder having essentially spherically shaped grains is added. To avoid...
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6334917 |
Propellant compositions for gas generating apparatus
A gas generating apparatus for outputting a gas is provided. In one embodiment, the apparatus is an inflator having a propellant for supplying inflation gas(es) to an inflatable located in a...
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6261393 |
Water resistant explosive composition
A dry water resistant ANFO-explosive, containing one or more organic fuels, one or more inorganic salts, one or more water thickening agents, and a gas generating substance which develops a gas...
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6165293 |
Thixotropic IRFNA gel
A thixotropic oxidizer gel comprising inhibited red fuming nitric acid (IA) as the carrier with lithium nitrate (LiNO 3 ) suspended therein and gelled with a gellant agent of SiO 2 having a mean...
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6120626 |
Dispensing fibrous cellulose material
A dispersal agent for preventing agglomerating of at least one component of a material is provided. In one embodiment, the dispersal agent is part of a porosity producing material and the dispersal...
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6036794 |
Igniter composition
An igniter composition, and a method of manufacturing the igniter composin, comprised of an oxidizer dispersed in polyurethane resin using anhydrous acetone as a solvent. The polyurethane resin is...
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5821451 |
Photoflash particle mixture
The invention relates to a photoflash mixture comprising a mixture of particles of zirconia and at least one oxidizer, wherein said zirconia particles comprise a mixture of smaller particles...
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5792982 |
Two-part igniter for gas generating compositions
A two-part igniter for inflators used to inflate inflation devices such as air bags, lift rafts, slide chutes, and the like which includes a heterogeneous mixture of an ignition material and a...
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5531843 |
Explosives using glycol still bottoms
Explosive compositions are disclosed which comprise a nitrate salt oxidizer and glycol still bottoms alone or in combination with water. The still bottoms function as a fuel oil replacement (FOR)...
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5500061 |
Silicon as high performance fuel additive for ammonium nitrate propellant formulations
The addition of silicon (Si) powder from about 0.40 to 6.00 weight percent o ammonium nitrate (AN) propellant formulations as a fuel source results in a substantial increase in performance specific...
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5156779 |
Process and apparatus for producing ultrafine explosive particles
A method and an improved eductor apparatus for producing ultrafine explosive particles is disclosed. The explosive particles, which when incorporated into a binder system, have the ability to...
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5151138 |
Blasting composition and method
A blasting composition for use in boreholes of diameter not less than 80 mm. The composition contains more than about 25% of solid oxidiser particles such as limestone ammonium nitrate. These...
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5112417 |
Method of controlling the increase in potlife of propellants during processing
Tris(N-nitrosophenylhydroxylaminium)aluminum is employed in amounts from about 0.1% by weight to about 0.2% by weight to inhibit the polymerization reaction during propellant mixing. With a weight...
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5104466 |
Nitrogen gas generator
Particles of glass or silica type material are added to pellets of gas generating material as the gas generating material is being loaded into the combustion chamber of a gas generator or inflator....
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5099763 |
Method of blasting
A blasting agent is disclosed for use in a borehole having a pressure resistant closure. The blasting agent is used in combination with a primary initiating system comprised of a detonator and an...
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5089069 |
Gas generating composition for air bags
The invention disclosed herein is a gas generating composition suitable for use in air bag systems. The gas generating composition is comprised of a solid metal azide as a fuel, an alkali nitrate...
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5084117 |
Explosive
This invention relates to an explosive. It relates in particular to the manufacture of an emulsion explosive comprising a discontinuous phase which forms an oxidizing salt-containing component and...
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5076867 |
Stabilized emulsion explosive and method
The invention relates to a method for stabilizing a detonable mixture of emulsion and AN or ANFO prills and to the resulting compositions. A surfactant is dissolved in a liquid organic fuel prior...
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5074940 |
Composition for gas generating
A gas generating composition comprises an azide of an alkali metal or an alkaline earth metal, and manganese dioxide for oxidizing the azide. The composition further includes a clay material...
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5074939 |
Explosive composition
The present invention relates to cap-sensitive explosive compositions, in particular to emulsion explosives doped with solid particulate ammonium nitrate which retain stability and cap-sensitivity...
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5074938 |
Low pressure exponent propellants containing boron
Propellant grain consisting essentially of: A. from about 50% to about 75% by weight of an oxidizer consisting essentially of ammonium nitrate; B. from about 1% to about 20% by weight of a...
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5071496 |
Low level blasting composition
A blasting agent is disclosed for use in a borehole having a pressure resistant closure. The blasting agent is used in combination with a primary initiating system comprised of a detonator and an...
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5053088 |
Heat-expandable beads as burning rate accelerators
Mechanical enhancement of the burning rate of solid propellants is achieved y the incorporation of limited percentages of heat-expandable beads into the solid propellant matrix. When the flame...
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5041177 |
Ammonium nitrate/fuel oil blasting explosive having decreased oil segregation
An explosive composition comprising an explosive mixture of ammonium nitrate and fuel oil. The fuel oil is selected to provide an oil separation sufficiently low so that the explosive is...
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5034073 |
Insensitive high explosive
An explosive composition having a combination of a principal explosive, which is relatively insensitive to initiation of detonation, two mesh fractions of a sensitizing explosive which is...
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5034071 |
Prill for emulsion explosives
The invention is directed to a blended explosive composition containing an emulsifier which is a derivative of polyisobutylene succinic anhydride and a prill having an internal additive of a...
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5028284 |
Explosion effects enhancer for fireworks
A method and composition for enhancing the visual effect of a combustion explosion without substantially increasing the explosive force is the subject matter of this invention. A solid explosive...
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5026443 |
Stabilized explosive and its production process
A stabilized high energy explosive, e.g. hexogen (RDX), octogen (HMX) or the like, as a component of NC or plastic-bound propellant charge powders (Lova-TLP) or plastic-bound explosives (PBX) has a...
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5026442 |
Melt-in-fuel emulsion explosive composition and method
This invention provides an explosive composition comprising a blend of a melt-in-fuel emulsion and solid particulate oxygen-releasing salt. Said melt-in-fuel emulsion comprises a discontinuous...
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5017251 |
Shock-resistant, low density emulsion explosive
The present invention relates to an improved permissible explosive composition. More particularly, the invention relates to a permissible water-in-oil emulsion explosive that is shock-resistant and...
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5000802 |
Water-in-oil type emulsion explosive
This invention relates to a water-in-oil type emulsion explosive comprising an aqueous oxidizer solution, an oily material, an emulsifier and hollow microspheres, in which the whole or a part of...
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4997496 |
Explosive and propellant composition and method
An explosive and propellant composition is obtained by admixing finely divided particles of ascorbic acid and a nitrate-containing oxidation agent, such as potassium nitrate. Admixing can be...
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4997495 |
Concentrate-phase sensitized water-containing explosives
Water-containing explosives, such as emulsions, slurries and water gels, are sensitized in their emulsion (concentrate) phases with sensitizing energy release agents based on nitroalkanes and...
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4997494 |
Chemically gassed emulsion explosive
A process for the production of a chemically gassed emulsion explosive wherein a chemical gassing agent is added to the emulsion as an essentially dry particulate powder. The process allows for the...
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4995925 |
Blasting composition
A blasting composition of reduced volume strength relative to straight ammonium nitrate/fuel oil (ANFO) compositions, containing particulate oxidizer salt, particulate inert and/or density reducing...
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4994124 |
Sensitized explosive
A chemically sensitized dry explosive is provided, which can be used as a blasting agent, per se, or can be used in the production of a wide variety of explosive compositions. The compositions are...
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4978400 |
Synergistic composite pyrotechnic material
The invention provides a pyrotechnic composite and process for preparing the same, wherein the pyrotechnic composite comprises a mixture of an alkaline earth metal sulfate, particulate boron and at...
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4976793 |
Explosive composition
A permitted water-bearing explosive composition of the watergel or emulsion type contains a suitable amount, e.g. 0.5% by weight of the composition, of a non-passivated paint flake aluminum having...
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4963201 |
Primer composition
Primer composition comprising diazodinitrophenol or potassium dinitrobenzofuroxane, tetracene, nitrate ester fuel and strontium nitrate. It is prepared by hydrating anhydrous strontium nitrate by...
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4959108 |
Explosive compositions and method utilizing bulking and gassing agents
This invention relates to a method of preparing an explosive composition which comprises adding an inert bulking agent to said explosive composition, so as to increase the weight and density...
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4957569 |
Binding additive for explosive compositions
This invention relates to a dry mix explosive composition wherein a binding or holding agent is provided to hold the parts thereof together in a straightforward and efficient manner, in order to...
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4944816 |
Ultra-ultrahigh burning rate composite modified double-base propellants containing porous ammonium perchlorate
Ultra-ultrahigh burning rate composite modified double-base propellants are btained by use of porous ammonium perchlorate as a replacement for the ultra-ultrafine ammonium perchlorate. The porous...
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4941931 |
Gas-generated expandable beads as burning rate accelerators
Mechanical enhancement of the burning rate of solid propellants is achieved y the incorporation of limited percentages of gas-generated-expandable beads into the solid propellant composition during...
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4940497 |
Emulsion explosive composition containing expanded perlite
A water-in-oil emulsion explosive composition having a void-providing agent consisting of expanded perlite is provided. The water-in-oil emulsion explosive composition comprising a continuous phase...
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4933029 |
Water resistant ANFO compositions
A free-flowing granular explosive comprising of an oxidizing salt, fuel, a hydrophilic thickener and a hydrophobic compound. Upon water impingement the hydrophobic compound repels water from the...
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4933028 |
High emulsifier content explosives
The present invention relates to water-in-oil emulsion explosive compositions comprising a discontinuous aqueous phase, a continuous water-immiscible organic phase, and an emulsifier content being...
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4925504 |
Ambient cure catalyst for solid propellants
A fast-acting cure catalyst for use in hydroxyl-terminated polybutadiene-ed solid propellant formulation is tris(ethoxyphenyl)bismuthine. The incorporation of this catalyst as an additive in an...
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H000778 |
Microencapsulated catalyst and energetic composition containing same
A microencapsulated curing catalyst for a polymer prepared from an isocyae or functionally terminated polyolefin comprises a catalyst selected from the group consisting of ferric acetylacetonate,...
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4919179 |
Water-in-oil emulsion explosive
A novel PIBSA-based surfactant is provided which has particular utility in the manufacture of water-in-oil explosive emulsions. The surfactant comprises the esterification product of polyalk(en)yl...
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