Igniter composition comprising pyrotechnic dispersion in solid propellant
First Claim
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1. AS AN IMPROVED IGNITER COMPOSITION, A COPACTED, DENSE ADMIXTURE COMPRISING A DISPERSION OF PYROTECHNIC SELECTED FROM THE CLASS CONSISTING OF GUNPOWDER, ALUMINUM POWDER-ALKALI PERCHLORATE, AND BORON POWDER-POTASSIUM NITRATE, IN AN ESSENTIALLY CONTINUOUS PHASE OF A SOLID PROPELLANT COMPRISING AMMONIUM NITRATE AS THE PREDOMINANT COMPONENT, BETWEEN ABOUT 0.5 TO ABOUT 10 WEIGHT PERCENT OF A COMBUSTION CATALYST, AND ABOUT 10 TO ABOUT 40 WEIGHT PERCENT OF AN OXIDIZABLE ORGANIC BINDER MATERIAL, SAID ADMIXTURE CONTAINING ABOUT 20 TO 60 WEIGHT PERCENT OF SAID PYROTECHNIC AND ABOUT 40 TO 80 PERCENT OF SAID SOLID PROPELLANT.
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1 Claim
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1. AS AN IMPROVED IGNITER COMPOSITION, A COPACTED, DENSE ADMIXTURE COMPRISING A DISPERSION OF PYROTECHNIC SELECTED FROM THE CLASS CONSISTING OF GUNPOWDER, ALUMINUM POWDER-ALKALI PERCHLORATE, AND BORON POWDER-POTASSIUM NITRATE, IN AN ESSENTIALLY CONTINUOUS PHASE OF A SOLID PROPELLANT COMPRISING AMMONIUM NITRATE AS THE PREDOMINANT COMPONENT, BETWEEN ABOUT 0.5 TO ABOUT 10 WEIGHT PERCENT OF A COMBUSTION CATALYST, AND ABOUT 10 TO ABOUT 40 WEIGHT PERCENT OF AN OXIDIZABLE ORGANIC BINDER MATERIAL, SAID ADMIXTURE CONTAINING ABOUT 20 TO 60 WEIGHT PERCENT OF SAID PYROTECHNIC AND ABOUT 40 TO 80 PERCENT OF SAID SOLID PROPELLANT.
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Current AssigneeWayne A. Proell
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Original AssigneeWayne A. Proell
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InventorsProell, Wayne A.
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Application NumberUS04/324,247Time in Patent Office813 DaysField of SearchUS Class Current149/19.7CPC Class CodesC06B 31/54 with other nitrated organic...C06C 9/00 Chemical contact igniters; ...
