Stock material or miscellaneous articles – Structurally defined web or sheet – Continuous and nonuniform or irregular surface on layer or...
Patent
1982-04-09
1983-02-08
Bell, James J.
Stock material or miscellaneous articles
Structurally defined web or sheet
Continuous and nonuniform or irregular surface on layer or...
428149, 428240, 428241, 428251, 428256, 428285, 428297, 428298, 428323, 428325, 428329, 428331, 428468, 428489, 428920, 428921, B32B 1102, B32B 1108
Patent
active
043729975
ABSTRACT:
Fire- and heat-resistant sheet material comprises fibrous webs adhered together with asphalt which is filled with inorganic particles, intumescable granules, and a catalyst which catalyzes charring of the asphalt.
REFERENCES:
patent: 4218502 (1980-08-01), Graham
patent: 4234639 (1980-11-01), Graham et al.
Fritze Gary D.
Graham Joseph
Alexander C.
Bell James J.
Minnesota Mining and Manufacturing Company
Sell D. M.
Tamte R. R.
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