Patent · US Expired

Lead-free centerfire primer with DDNP and barium nitrate oxidizer

US5831208A · kind A · utility

30Cited by
9References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 13, 1996
Grant dateNov 3, 1998
Priority date
Expiry dateDec 13, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC06C7/00
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A lead-free centerfire primer which, when fired, is devoid of serious toxic effects, and is characterized by the use of 5-20%, by weight, of barium nitrate as its oxidizer, in combination with 24-40% by weight of a primary explosive, 4-10% by weight of a sensitizer, 20-30% by weight of a nitrated ester, 4-10% by weight of an abrasive sensitizer, 4-7% by weight of a fuel, and 0.8-2.0% by weight of a binder.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.