Title:
GUN BARREL LINER
United States Patent 3442172

Inventors:
Wehrmann, Ralph F.
Lorenz, Roy H.
Publication Date:
05/06/1969
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Assignee:
FANSTEEL INC
Primary Class:
89/16
Other Classes:
420/426, 42/76.010
International Classes:
F41A21/04; F41A21/00; F41F17/08; C22C31/00
US Patent References:
2609631Means for securing liners to firearm barrels
2860970Metal alloy
2883282Protection of niobium from oxidation




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