Propellant Grain Design.
Patent, Filed 28 Nov 88, patented 26 Jun 90,
DEPARTMENT OF THE NAVY WASHINGTON DC
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This patent discloses a solid propellant rocket motor propellant grain configuration having a center bore of a varying diameter, ballistic slots, a stressballistic groove, and a burn inhibitor band for withstanding service motor operating environments and providing the required ballistic profile.
- Solid Rocket Propellants