US 12,235,087 B1
Firearm cartridge and method with copper fouling abatement
Patrick J. White, Columbia, SC (US)
Assigned to FN Herstal, S.A., Herstal (BE)
Filed by FN HERSTAL, S.A., Herstal (BE)
Filed on Aug. 21, 2024, as Appl. No. 18/811,128.
Int. Cl. F42B 12/74 (2006.01); C22C 19/03 (2006.01); C23C 18/16 (2006.01); C23C 18/50 (2006.01); F42B 5/24 (2006.01); F42B 12/80 (2006.01); F42B 33/00 (2006.01)
CPC F42B 12/80 (2013.01) [C22C 19/03 (2013.01); C23C 18/1637 (2013.01); C23C 18/50 (2013.01); F42B 5/24 (2013.01); F42B 12/74 (2013.01); F42B 33/00 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A method for producing ammunition, comprising:
providing a copper bullet;
depositing a nickel-phosphorous alloy on the copper bullet to produce a coated bullet;
inserting a propellant comprising a copper inhibiting additive in a casing, wherein the casing comprises a mouth; and
inserting at least a portion of the coated bullet in the mouth of the casing.