Fire extinguishers – Processes – Of preventing fire
Patent
1991-01-07
1991-12-03
Focarino, Margaret A.
Fire extinguishers
Processes
Of preventing fire
169 44, 169 62, 252 2, 252 3, 252 8, 244 30, 244 31, 2441292, A62C 200, A62C 308
Patent
active
050692909
ABSTRACT:
A fire-resistant foam having hydrogen-filled cells for use in airship/balloon envelopes.
REFERENCES:
patent: 3443776 (1969-05-01), Moore
patent: 3450374 (1969-06-01), Moore
patent: 4982915 (1991-01-01), Brotz
Focarino Margaret A.
Kannofsky James M.
Nitkin William
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