Research/Patents/US 5714711
US 5714711

ENCAPSULATED PROPELLANT GRAIN COMPOSITION, METHOD OF PREPARATION, ARTICLE FABRICATED THEREFROM AND METHOD OF FABRICATION

Assignee

MICRO-ERGICS, INC.

Filed

Dec 31, 1990

Granted

Feb 3, 1998

Location

HURON SD US

Abstract

A propellant grain composition for use in solid fuel rocket engines comprises a first reactant component consisting of an oxidizer. A polymeric barrier coating encapsulates the first reactant component and a second reactant component comprising a reducer fuel reactable with the oxidizer is coated thereon, A final polymeric coating is placed over the entire propellant grain to yield a unitary metal fuel-oxidizer propellant grain structure for use as a solid rocket fuel.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Jul 10, 1991

Rescinded

Mar 18, 1997

Duration

5 years, 8 months

Inventor

  • 1JOHN B. SCHUMACHER

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Back to patent indexSource: USPTO 35 USC §181 secrecy order records