F - Mech Eng,Light,Heat,Weapons – 22 – B
Patent
F - Mech Eng,Light,Heat,Weapons
22
B
189/11, 122/154
F22B 37/02 (2006.01) B65D 90/00 (2006.01) F16L 55/16 (2006.01)
Patent
CA 1103534
EMERGENCY WATER LEAK PLUG ABSTRACT OF THE DISCLOSURE A temporary plug for plugging a leaking hole in a tank or other vessel containing water; the plug consisting of a porous fabric bag partly filled with a dry powder having the characteristic which, upon getting wet, expands several times its volume so to tightly seal the hole and prevent further leakage.
301311
Hsu Charles J.
Swabey Ogilvy Renault
LandOfFree
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