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| Number | Title | Issue Date |
| 8052813 | Ignition composition and applications An ignition composition and its applications, the ignition composition including at least (a) an explosive fraction that includes at least one primary explosive, (b) an oxidation-reduction system and (c) an agglomerate. In the ignition composition the explosive frac... | 11/08/2011 |
| 8034202 | Hypergolic fuels Provided is a hypergolic bipropellant formed by combining a IL fuel having a dicyanamide anion and a nitrogen-containing, heterocyclic-based cation with an oxidizer for such fuel. ... | 10/11/2011 |
| 7879167 | Gas generating composition A gas generating composition containing a tetrazole amide as a fuel, 5-formamido-1H-tetrazole for example, and an oxidizer is provided. The gas generant is contained within a gas generator. The gas generator may be contained within a gas generating system such as an... | 02/01/2011 |
| 7399841 | High-energy 1,3,5-triazinyl diazenes, and process thereof A compound possesses the chemical structure of: wherein n is greater than zero. The compound is useful in energetic composition, particularly in linear, branched, dendritric, oligomer and cyclic oligomer azo-triazine forms.... | 07/15/2008 |
| 7367584 | Gas generating system A gas generator (10) includes an igniter (27) and first and second inflation gas generant compositions (52, 52′) positioned to enable fluid communication with the igniter (27) upon activation of the igniter. Flow regulators (54, 54 | 05/06/2008 |
| 7350734 | Seat belt pretensioner An in-line seat belt pretensioner is provided that includes a frame containing a first guide member and a second guide member for tensioning of seat belt webbing upon pretensioner activation. As the pretensioner is activated, the seat belt is tensioned by activation... | 04/01/2008 |
| 7341102 | Flue gas injection for heavy oil recovery A variety of methods for thermal recovery of natural gas and bitumen from a formation containing the latter. In general, the methods incorporate a series of existing, but previously uncombined technologies. A modified flue gas from the steam generators conventionall... | 03/11/2008 |
| 7337856 | Method and apparatus for suppression of fires An apparatus, system and method for suppression of fires are provided. In accordance with one embodiment of the invention, a housing is provided with a first opening (or set of openings), a second opening (or set of openings) and a flow path defined between the firs... | 03/04/2008 |
| 7335270 | Gas generating composition and gas generator A stable, low-temperature ignition gas generating composition has a heating starting temperature of 170 to 220° C. The gas generating composition includes ammonium perchlorate, a chlorine scavenger, and microcrystalline carbon powder. The chlorine scavenger is sodi... | 02/26/2008 |
| 7279017 | Method for converting heavy oil residuum to a useful fuel A method for enabling the use of heavy oil residuum by conversion to a useful product. The method, in one embodiment, involves the use of a heavy oil residuum which is substantially non flowable. The viscosity of the residuum is reduced by heat or a combination of h... | 10/09/2007 |
| 7267365 | Inflator An inflator for a vehicle occupant restraint system. The inflator includes a cylindrical outer wall having a longitudinal axis and a first opening formed therealong for enabling fluid communication between an interior of the inflator and an exterior of the inflator.... | 09/11/2007 |
| 7261748 | Portable hydrogen source A man portable hydrogen source, the source comprising one or more hydrogen generating elements (2), an ignition control system (3) and a pressure vessel (1). Each hydrogen generating element comprises a pellet holder (7) provided with one... | 08/28/2007 |
| 7237801 | Gas generating system A gas generating system (10) includes a tubular outer housing (12) having a longitudinal axis (L) and one or more apertures (12d) formed therealong to enable fluid communication between an interior of the outer housing and an exterior of ... | 07/03/2007 |
| 7141675 | Preparation of nanoporous metal foam from high nitrogen transition metal complexes Nanoporous metal foams are prepared by ignition of high nitrogen transition metal complexes. The ammonium salts of iron(III) tris[bi(tetrazolato)-amine], cobalt(III) tris(bi(tetrazolato)amine), and high nitrogen compounds of copper and silver were prepared as loose ... | 11/28/2006 |
| 7101955 | Synthesis of energetic thermoplastic elastomers containing both polyoxirane and polyoxetane blocks This thermoplastic elastomer is present in a substantially solid state suitable for use as a binder for a propellant, explosive, and/or gas generant of a supplemental restraint system. The thermoplastic elastomer is formed from a composition including A blocks which... | 09/05/2006 |
| 7094296 | Gas generants containing silicone fuels Gas generating compositions are provided containing silicone, a metal or nonmetal perchlorate oxidizer, and a coolant selected from the group including metal carbonates, metal bicarbonates, metal oxalates, and metal hydroxides. These compositions exhibit rapid and s... | 08/22/2006 |
| 7040657 | Method of reducing nitrogen oxide in hybrid inflator The present invention provides a method of reducing an amount of NOx generated in actuation of a hybrid inflator. The present invention is a method of reducing nitrogen oxide which is generated in actuation of a hybrid inflator for an inflatable safety system of a v... | 05/09/2006 |
| 6969435 | Metal complexes for use as gas generants Gas generating compositions and methods for their use are provided. Metal complexes are used as gas-generating compositions. These complexes are comprised of a metal cation template, a neutral ligand containing hydrogen and nitrogen, and sufficient oxidizing anion t... | 11/29/2005 |
| 6964715 | High impetus, high burn rate gas generant propellant and seatbelt pretensioner incorporating same Gas generating compositions having a fuel preferably comprising a mixture of 5-aminotetrazole (5-AT), azodicarbonamide (ADCA), an oxidizer, and a superfine metal powder burn rate enhancer such as nano-aluminum, for use in automotive seatbelt pretensioners and other ... | 11/15/2005 |
| 6958101 | Substituted basic metal nitrates in gas generation A material for a pyrotechnic composition and related pyrotechnic compositions are provided in which the material includes a substituted basic metal nitrate including a reaction product of an acidic organic compound and a basic metal nitrate. A method for enhancing a... | 10/25/2005 |
| 6916388 | Hydrazinium nitroformate based high performance solid propellants The present invention is directed to a solid propellant for rocket motors, gas generators and comparable devices, comprising a cured composition of hydrazinium nitroformate and an unsaturated hydroxyl terminated hydrocarbon compound. ... | 07/12/2005 |
| 6854395 | Inflator for an air bag An inflator for an air bag has, in a housing having a gas discharging port, a combustion chamber accommodating a molded article of a gas generating composition which is burnt to generate gas and ignition means to ignite the molded article of a gas generating composi... | 02/15/2005 |
| 6755990 | Monopropellant system “The invention is directed to a monopropellant composition for propulsion and/or gas generation, comprising a solution of hydrazinium nitroformate (HNF) and/or ammonium dinitramide (ADM) in water and/or an alkanol.” ... | 06/29/2004 |
| 6712918 | Burn rate enhancement via a transition metal complex of diammonium bitetrazole A method for increasing the burn rate of a gas generant formulation is provided involving the addition of a quantity of at least one transition metal complex of diammonium bitetrazole to the gas generant formulation. ... | 03/30/2004 |
| 6689237 | Gas generants containing a transition metal complex of ethylenediamine 5,5'-bitetrazole Gas generant compositions which include at least one transition metal complex of ethylenediamine 5,5'-bitetrazole are provided to produce or results in compositions having relatively high burn rates. Also provided are corresponding or associated gas gener... | 02/10/2004 |
| 6673172 | Gas generant compositions exhibiting low autoignition temperatures and methods of generating gases therefrom Gas generant compositions exhibit low autoignition temperatures. In preferred forms, the gas generant compositions include azobisformamidine dinitrate (AZODN) and a eutectic mixture (comelt) of silver nitrate and potassium nitrate. The comelt of silver ni... | 01/06/2004 |
| 6657059 | 3,6BIS(1H-1,2,3,4-tetrazol-5-ylamino)-1,2,4,5-tetrazine or salt thereof The compound 3,6-bis(1H-1,2,3,4-tetrazol-5-ylamino)-1,2,4,5-tetrazine and its salts are provided together with a propellant composition including an oxidizer, a binder and 3,6-bis(1H-1,2,3,4-tetrazol-5-ylamino)-1,2,4,5-tetrazine or its salts.... | 12/02/2003 |
| 6651565 | Method of reducing NOx A method capable of decreasing the amount of NOx generated by the combustion of a gas generating agent for an air bag. A method for reducing NOx generated by the combustion of a gas generating agent of an air bag by a reducing material placed inside an inflato... | 11/25/2003 |
| 6645325 | Fast-burning nitrocellulose compositions Explosive or propellant compositions containing at least one nitrocellulose contain an additive including at least one substituted tetrazine in amounts effective to increase the burning rate of the composition. A preferred additive is 3,6-dihydrazino-s-te... | 11/11/2003 |
| 6623574 | Gas generator composition A gas generating composition which is excellent in a combustion efficiency and a gas output and in which amounts of residues generated are reduced in the combustion is obtained. A gas generating composition comprising (a) 5 to 40% by weight of at least on... | 09/23/2003 |
| 6588797 | Reduced smoke gas generant with improved temperature stability An apparatus (12) comprises an inflatable vehicle occupant protection device (20) and a gas generating composition (16) which when ignited produces gas to inflate the inflatable vehicle occupant protection device (20). The gas generating composition (16) ... | 07/08/2003 |
| 6572717 | Hydrazinium nitroformate The invention relates to crystalline hydrazinium nitroformate having a length to diameter ratio of at most 2.5 and a sensitivity to friction and shock not below 20 N and 2 J, respectively, as well as to a method for the preparation thereof.... | 06/03/2003 |
| 6552201 | Preparation of 3,3'-diamino-4,4'-azofurazan A method of preparing 3,3'-diamino-4,4'-azofurazan is provided together with a composition of matter including a mixture of 3,3'-diamino-4,4'-azofurazan and 1,3,5-triamino-2,4,6-trinitrobenzene.... | 04/22/2003 |
| 6487974 | Inflator An ignition enhancer and gas heater composition for vehicle occupant restraint systems (commonly known as "airbags") contains a non-azide fuel, an oxidizer and a metal. The ignition enhancer composition provides reliable and consistent ignition of a main ... | 12/03/2002 |
| 6481746 | Metal hydrazine complexes for use as gas generants Gas generating compositions and methods for their use are provided. Metal complexes are used as gas generating compositions. These complexes are comprised of a metal cation template, a neutral ligand containing hydrogen and nitrogen, and sufficient oxidiz... | 11/19/2002 |
| 6458227 | Propellant containing 3;6-BIS(1H-1,2,3,4-Tetrazol-5-ylamino)-1,2,4,5-tetrazine or salts thereof The compound 3,6-bis(1H-1,2,3,4-tetrazol-5-ylamino)-1,2,4,5-tetrazine and its salts are provided together with a propellant composition including an oxidizer, a binder and 3,6-bis(1H-1,2,3,4-tetrazol-5-ylamino)-1,2,4,5-tetrazine or its salts.... | 10/01/2002 |
| 6453816 | Temperature fuse with lower detonation point A temperature fuse for gas-generating mixtures consists of substances or mixtures of substances that have lower detonation points or decomposition points than the gas-generating mixture. In particular, the temperature fuse contains substances or mixtures ... | 09/24/2002 |
| 6435552 | Method for the gas-inflation articles A pyrotechnic gas generant composition includes a high oxygen balance compound or fuel, preferably, azodiformamidine dinitrate, which is the resulting reaction product of an aminoguanidine salt and nitric acid. Specifically, the high oxygen balance compou... | 08/20/2002 |
| 6431597 | Reduced smoke gas generant with improved mechanical stability An apparatus (12) comprises an inflatable vehicle occupant protection device (20) and a gas generating material (16) that when ignited produces gas to inflate the inflatable vehicle occupant protection device (20). The gas generating material (16) include... | 08/13/2002 |
| 6410682 | Polymeric amine for a gas generating material A gas generating material (16) comprises a polymeric amine. The polymeric amine has a polymer backbone that includes units of ##STR1## wherein R is a nitrogen containing organic radical of a nitrogen containing organic fuel that includes a primary amino g... | 06/25/2002 |
