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Primary Examiner: Miller, Edward A.
Assistant Examiner:
Attorney: Sciascia; R. S., Collignon; Paul S.

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Title: Simultaneous yellow smoke and yellow flame composition containing bismuth subnitrate

Abstract: A pyrotechnic composition which, when burned, produces yellow smoke and yellow flame. The composition is comprised of between 5 and 30 percent of a fuel which is either magnesium or silicon, between 65 and 85 percent of bismuth subnitrate and between 5 and 13 percent of an epoxy binder.

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Inventors: Tanner, Jr., John E. (Bloomington, IN, US)
Webster, III, Henry A. (Ellettsville, IN, US)

Application Number: 935423
Filing Date: 1978-08-21
Publication_date: 1980-01-22
Assignee: The United States of America as represented by the Secretary of the Navy (Washington, DC)
Primary Class(es): 149/19.6 149/20, 149/44, 149/45, 149/116, 149/117
Other Classes:
US Patent Ref:

2968542	Jan, 1961	Brock	149/19.
2995526	Aug, 1961	DeMent	149/22.
3046168	Jul, 1962	Burkardt et al.	149/42.
3411963	Nov, 1968	Douda	149/19.
3488237	Jan, 1970	Hiltz	149/45.
3497404	Feb, 1970	Hiltz	149/45.
3733223	May, 1973	Lohkamp	149/19.
3769107	Oct, 1973	Johnson et al.	149/19.
3908550	Sep, 1975	Beatty et al.	102/37.
3960087	Jun, 1976	Beatty et al.	102/90.
4032374	Jun, 1977	Douda et al.	149/19.

Other Refs: Other References: Grant, "Hackh's Chemical Dictionary", 4th Ed., p. 100, McGraw-Hill Book Cany (1969) New York.