Advanced muzzle loader ammunition

1. Muzzle loaded ammunition comprising:

a bullet and a case engageable with a breech block; the case being sealed and filled with at least one propellant composition that occupies a volume substantially equal to the volume of the case, the case constructed from a consumable, energetic material comprising a foamed celluloid; wherein the consumable material is consumed during firing of the ammunition.

2. The muzzle loaded ammunition of claim 1 in which the bullet is positioned within a sabot.

3. The muzzle loaded ammunition of claim 2 in which the sabot is constructed at least in part out of a thermoplastic material.

4. The muzzle loaded ammunition of claim 1 in which the propellant composition is black powder propellant.

5. The muzzle loaded ammunition of claim 1 in which the casing comprises a sheet of foamed celluloid material.

6. The muzzle loaded ammunition of claim 1 in which the casing comprises an extruded tubular foamed celluloid material.

7. The muzzle loaded ammunition of claim 6 wherein the case further comprises end caps.

8. The muzzle loaded ammunition of claim 1 in combination with a muzzle loading firearm comprising a barrel, wherein the bullet is positioned forwardly of the case in the barrel of the muzzle loading firearm.

9. The muzzle loaded ammunition of claim 1 , wherein the foamed celluloid comprises nitrocellulose.

10. Muzzle loaded ammunition comprising:

a bullet;

a consumable casing constructed from energetic material comprising a foamed celluloid, the casing containing propellant; and

a tube that penetrates the casing.

11. The muzzle loaded ammunition of claim 10 in combination with a muzzle loading firearm comprising a barrel, wherein the bullet is positioned forwardly of the case in the barrel of the muzzle loading firearm.

12. The muzzle loaded ammunition of claim 11 wherein an igniter is extendable into the propellant composition inside the case at the time of ignition.

13. The muzzle loaded ammunition of claim 11 further comprising a tube that can penetrate the case.

14. The muzzle loaded ammunition of claim 10 , wherein the foamed celluloid comprises nitrocellulose.

15. The muzzle loaded ammunition of claim 10 , wherein the propellant occupies a volume substantially equal to the volume of the case.