Ammunition and explosives – Powder form – Rocket propellent grain
Patent
1997-12-18
2000-08-15
Nelson, Peter A.
Ammunition and explosives
Powder form
Rocket propellent grain
102287, 102288, 102325, 264 31, C06D 506
Patent
active
061019488
ABSTRACT:
A method for manufacturing solid rocket motors comprises placing a mandrel having at least one collapsible solid slot former positioned thereon substantially centrally along the axis of a rocket case, casting uncured solid rocket propellant about the mandrel and the collapsible solid slot former, curing the solid propellant, removing the mandrel and pressurizing the propellant and slot former, causing the slot former to collapse, and easily removed from the cured propellant.
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Goodson Forrest Ray
Inman Frank Stephen
Knaresboro Donald Lee
Nelson Peter A.
Swiatocha John
United Technologies Corporation
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