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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...
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4033264 |
Explosive cartridge
Processes whereby water based explosive compositions comprising inorganic oxygen releasing salt material and a synthetic polymeric gelling agent may be converted to a cartridged form and wherein...
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4032375 |
Blasting composition containing calcium nitrate and sulfur
The present invention relates to improved explosives or blasting compositions of the aqueous gel or slurry type. In general, it concerns such blasting compositions employing a combination of...
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4026738 |
Stabilized, foamed water gel explosives and method
A foamed or aerated water gel explosive composition devoid of any self-explosive sensitizer is provided which is sensitive to detonation in charge diameters greater than 5.1 cm. The explosive...
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4025369 |
Deflagrative epoxy foam material
A destructible packaging epoxy foam composition used for electrical and tmal insulation in electronic equipment, and containing a pyrotechnic component such that when ignited the foam will sustain...
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4021514 |
Method for the production of an inhibitor coating for a solid rocket propellent charge
A method of producing an inhibitor coating for a solid propellent charge for protecting against undesired burning-off, the inhibitor coating containing an insulating layer composed of a binder and...
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4018635 |
Phosphor combination, particularly adapted for use with explosives, for providing a distinctive information label
Phosphor-explosive material combination and method wherein a small amount of inorganic phosphor is mixed with explosive material to provide an indicia or label of information regarding the...
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4013490 |
Phosphor identification method, particularly adapted for use with explosives, for providing a distinctive information label
Phosphor-explosive material combination and method wherein a small amount of inorganic phosphor is mixed with explosive material to provide an indicia or label of information regarding the...
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4013743 |
Spiral grain solid propellant fabrication process
A solid propellant motor is fabricated by spreading a propellant onto an uncured reinforced fabric tape to a uniform thickness and then partially curing the mass to a semi-rigid state. The...
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4008108 |
Formation of foamed emulsion-type blasting agents
In the chemical foaming of emulsions to form blasting agents, the gas-generating material (foaming agent), or a component thereof, is introduced into a stream of the emulsion and the stream...
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3996078 |
Explosive composition and eutectic mixture therefor
A high energy explosive composition comprising an inorganic oxygen supplying salt, a metallic fuel and a eutectic mixture comprising an oxygen supplying salt and a combustible compound capable of...
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3993524 |
Adhesive bonding method allowing nondestructive separation of bonded materials
Incombustible materials are bonded together with a self-burning adhesive composition which is a mixture of an organic polymer base structural adhesive as typified by an epoxy adhesive and an...
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3991565 |
Solid propellant with inhibitor layer in rocket motor
A method of inhibiting combustion of some of the surfaces of a solid propellant charge for or in a rocket motor comprising bonding to said surfaces an elastomeric compound resistant to permeation...
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3991680 |
Tagging explosives with sulfur hexafluoride
Method and apparatus for tagging explosives with a source of SF 6 permitting the detection of their presence utilizing sensitive sniffing apparatus.
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3977922 |
Capsulated explosive compositions
A capsulated explosive composition comprising a high molecular weight compound forming the capsule wall and an explosive forming the core is high in power and low in sensitivity and vapor pressure,...
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3977921 |
Priming nitromethane
A method for priming nitromethane to strong shock which comprises immersing in said nitromethane an open-celled polymeric foam and a blasting cap in close contact with said polymeric foam.
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3967990 |
Combination of band-type and line-type emission phosphors with explosive
An inorganic fluorescent phosphor consisting of a spotting phosphor and a coding phosphor is employed for tagging purposes, as for example, tagging explosives to provide post detonation...
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3961106 |
Method for applying wax or plastic coatings to granular materials
Method and apparatus are described for applying a wax or plastic coating to phosphor grains to be added to explosives for tagging purposes. The coating is obtained by spraying from a nozzle a...
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3959041 |
Illumination and incendiary composition for explosive munitions
This invention involves the incorporation of a relatively small quantity of irconium or other pyrophoric material in the high explosive composition of a munition, which provides incendiary, terrain...
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3957548 |
Propelling charge composition for efficiency increased ammunition
Propelling charge composition of a mixture of two powder components of different burning rates wherein the quicker burning powder component has a protective coating which retards its combustion.
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3926697 |
Solid block of propellant with a plurality of propulsion stages and methods of manufacture
A solid propellant block comprises several successive powder layers, whose principal ingredient is nitrocellulose, burning in sequence and having planar, cylindrical or other contact surfaces, the...
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3924405 |
Solid propellants with stability enhanced additives of particulate refractory carbides or oxides
Ammonium perchlorate propellants utilizing a polybutadiene binder provide a smokeless exhaust and burn stably in a motor at a burning rate above 0.40 in/sec at 1,000 psia with no combustion...
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3925125 |
Moisture replacement in pelletized nitrocellulose
A process of extracting water from water wet pelletized or fibrous nitroculose by repeatedly using a water miscible or soluble first liquid and an azeotrope forming second liquid as many times as...
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3925122 |
Molded explosive bodies having variable detonation speeds
Process of manufacturing molded explosive bodies so that their detonation speeds can be varied within a defined range by reducing the density of the molded body. The reduction in density can be...
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3919012 |
Propellant composition
A solid composite propellant composition consisting essentially of a convional binder containing modified ammonium perchlorate which consists of whisker-like single crystals without inclusions and...
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3912561 |
Pyrotechnic compositions for gas generation
A gas-generating pyrotechnic composition comprises: A. a fuel selected from the group consisting of alkali metal azides and alkaline earth metal azides, B. an alkali metal oxidant selected from the...
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3907619 |
Solution cast double base propellants and method
1. A method for the preparation of a double base propellant grain which crises the steps of 1. pretreating nitrocellulose by A. stirring 100 grams of dry nitrocellulose into a solution of 2 grams...
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3902933 |
Primer composition of nitromethane, polymeric foam, and hollow spheres
A primer adapted to initiating detonation of nitromethane by strong shock comprising an open-celled polymeric foam containing about 15-85 percent by weight of glass bubbles.
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3901152 |
Flare article
Disclosed is a novel pyrotechnic flare article. The flare comprises a cylindrical grain of a pyrotechnic flare composition containing a binder fuel, an oxidizer and a light emitter. The grain is...
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3899374 |
Calcium nitrate explosive composition
An explosive composition is provided containing calcium nitrate as the predominate inorganic oxidizing component, a water miscible organic fuel and water.
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3897733 |
High bulk density extruded propellant for small arms cartridges
Extruded single or double base propellants for cartridges up to and inclug 7.62 mm, the propellant having improved bulk densities which are achieved by providing a non-fibrous matrix and smooth...
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3897284 |
Tagging explosives with organic microparticles
Tagging explosives by incorporating microparticles of a tack-free organic carrier, which microparticles have a distinctive geometric shape 1-250 micrometers in size. The microparticles contain...
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3895979 |
Explosive of reduced capacity containing siliceous foam particles
Explosives of reduced capacity in the form of powders, semi-plastic, plastic or slurries having a content of a filler which does not take part in the explosive reaction during detonation and will...
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3886006 |
Reinforced consolidated double base propellant
A method is disclosed for consolidating one or more sheets of double base opellant with a reinforcing mesh to yield a consolidated propellant system.
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3882784 |
Nitroester propellant, casing, and liner of an epoxy-polyamide copolymer containing a stabilizer
A lined propellant device comprising a propellant chamber lined with an epoxy-amide reaction product. The liner also includes a compound which acts as a stabilizer between this reaction product and...
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3881968 |
Incendiary comprising naphthalene and Mg-tetrafluoroethylene
A pressed composition of naphthalene and magnesium-Teflon powder is used as an incendiary bomblet fuel.
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3882324 |
Method and apparatus for combustibly destroying microelectronic circuit board interconnections
Metallized interconnections conventionally are used to interconnect active nd passive components of MOS (metal-oxide semiconductor) circuits and the like. These and other similar metal...
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3882323 |
Method and apparatus for protecting sensitive information contained in thin-film microelectonic circuitry
The microelectronic circuitry is formed in two separate parts one of which s a microdiscrete chip-like module containing the sensitive information. The other part is represented by the balance of...
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3878791 |
ENCAPSULATED PELLET IGNITER CHARGE
Encapsulating pellets by means of a molding operation in order to form a molded pellet mat capable of being used as an igniter charge to be inserted within the annular cavity of an igniter.
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3870577 |
PROCESS FOR MAKING WHISKER-LIKE CRYSTALS OF AMMONIUM PERCHLORATE
A process for producing whisker-like crystals of micron and submicron size f ammonium perchlorate which comprises feeding a solution of ammonium perchlorate through a silicone-coated porous glass...
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3860463 |
PROPELLANT COMPOSITION CONTAINING TRIFERROCENYLMETHYL PERCHLORATE AS CATALYTIC OXIDIZER
Triferrocenylmethyl perchlorate as a partial or complete replacement for onium perchlorate and the standard burning rate catalyst in a propellant composition. Triferrocenylmethyl perchlorate...
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3858392 |
CONTROLLED BURNING SQUIB ARRANGEMENT
A controlled burning squib arrangement is presented wherein a first-stage ignition is used to heat an adjacent second-stage deflagrator such that the explosive components are substantially...
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3854400 |
CASELESS AMMUNITION AND PROPELLANT AND METHOD OF MAKING SAME
There is herein disclosed caseless ammunition having a rigid solid self-supporting porous propellant ignitable by surface contact with high temperature air and methods of making such a propellant...
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3830672 |
SOLID POROUS, COATED OXIDIZER, METHOD OF PREPARATION AND NOVEL PROPELLANT COMPOSITIONS
A rocket propellant composition having an exceptionally high burning rate may be prepared by incorporating therein an oxidizing salt which comprises at least in part an ammonium salt characterized...
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3830057 |
PROPULSION METHOD USING HYPERGOLIC SOLIDS
A method for controllably producing high temperature effluent comprising controllably contacting a solid fuel grain comprised of active alkali metal hydrides and their derivatives and a solid...
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3830671 |
THERMALLY IGNITABLE ZIRCONIUM-PLASTIC COMPOSITION
A thermally ignitable zirconium-plastic composition is provided comprising a thermally decomposable plastic having zirconium powder dispersed therethrough, the plastic being formed of a polyester...
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3829537 |
METHOD OF MAKING SPONGE PROPELLANT
1. A method of forming a shaped, propellant charge having a sponge-like cellular structure which comprises incorporating in a colloided nitrocellulose composition a solvent for an inert gas,...
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3827715 |
PYROTECHNIC GAS GENERATOR WITH HOMOGENOUS SEPARATOR PHASE
A pyrotechnic gas generator in an automobile passenger restraint bag system is described. The preferred arrangement in the automobile steering wheel inflates a driver restraint bag in about 25...
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3812785 |
PROPELLANT FORMED CURE-SHRINKABLE PROPELLANT MATERIAL
This patent describes a novel caseless ammunition comprising a solid unitary propellant grain of generally uniform circular cross-section and containing a plurality of longitudinal openings therein...
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3811358 |
SOLID PROPELLANTS CONTAINING REINFORCING FILAMENT AND PROCESS OF MAKING
1. A propellant grain comprising a solid decomposable polymeric matrix and a reinforcing metal filament lattice supported in said matrix to improve the tensile strength thereof, said lattice...
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