U.S. patents available from 1976 to present.
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Composition and method for preparing oxidizer matrix containing dispersed metal particles

Patent 6454886 Issued on September 24, 2002. Estimated Expiration Date: Icon_subject November 23, 2019. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

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Inventors

Assignee

Application

No. 447703 filed on 11/23/1999

US Classes:

149/2, STRUCTURE OR ARRANGEMENT OF COMPONENT OR PRODUCT149/17, Solid particles dispersed in solid solution or matrix149/37, METAL OR ALLOY OR METALLOID, EACH IN PARTICULATE FORM, WITH AT LEAST ONE METAL OXIDE, INORGANIC OXYGEN CONTAINING SALT OR ORGANIC METAL-OXYGEN SALT149/76, Ammonium perchlorate149/109.6PROCESSES OF MAKING

Examiners

Primary: Carone, Michael J.
Assistant: Baker, Aileen J.

Attorney, Agent or Firm

Foreign Patent References

  • 0 553 476 EP. 08/13/1993
  • 0 699 645 EP. 03/13/1996
  • 0 735 013 EP. 10/13/1996
  • 0 767 155 EP. 04/13/1997
  • 0 959 058 EP. 11/13/1999
  • 930402 GB. 08/13/2012

International Classes

C06B 045/00
C06B 045/04
D03D 023/00

Abstract

Disclosed are compositions comprising mixtures of metallic particles and solid oxidizer, and a method for preparing such compositions. The compositions comprise a homogeneous mixture of metallic particles and solid oxidizer wherein individual metallic particles are generally uniformly distributed throughout a matrix of solid oxidizer which is suitable for use in a solid rocket motor.

Other References

  • Chemical Abstracts: XP-000789753/6001 Chemical Abstracts: "Activated aluminum as a stored energy source for propellants"; dated Sep. 21, 1998
  • Abstract: XO-000789724/6001 Chemical Abstracts; "Characterization of Electro-Exploded Aluminum"; dated Aug. 31, 1998
  • "Solid Rockets": An Overview--Space; dated Jun. 2, 1997
  • Propulsion Database Search Results; "Effects of Wires on Sollid Propellant Ballistics"; Sep. 1991
  • Propulsion Database Search Results; "Burning Rate Enhancement Phenomena in End-Burning Solid Propellant Grains"; Jul. 1985
  • Suryanarayana, Darbha; "Oxidation Kinetics of Aluminum Nitride"; Journal of American Ceramic Society; vol. 73, pp. 1108-1110 (1990
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