Hypergolic azide fuels with hydrogen peroxide

Explosive and thermic compositions or charges – Containing liquefied gaseous fuel or liquefied oxygen...

Reexamination Certificate

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Reexamination Certificate

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06949152

ABSTRACT:
Hypergolic fuel propulsion systems contain a fuel composition and an oxidizer composition. The fuel composition contains an azide compound that has at least one tertiary nitrogen and at least one azide functional group, as well as a catalyst that contains at least one transition metal compound. The fuel composition optionally further contains a hydrocarbon fuel. The oxidizer composition contains hydrogen peroxide. The transition metal catalyst is preferably selected from the group consisting of compounds of cobalt and manganese. The invention provides a method for propelling a vehicle by providing a fuel mixture that spontaneously ignites with the oxidizer composition in an engine to provide thrust.

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Melof & Grubelich; Investigation of Hypergolic Fuels with Hydrogen Peroxide; AIAA 2001-3837; Jul. 8-11, 2001.

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