Stock material or miscellaneous articles – Composite – Of metal
Patent
1991-07-10
1994-03-22
Thibodeau, Paul J.
Stock material or miscellaneous articles
Composite
Of metal
428 46, 428336, 428468, 428469, 428489, 428644, 428645, 428646, 428648, B32B 1504, B32B 1100
Patent
active
052963004
ABSTRACT:
A method of treating a terne coating to accelerate the patina on the terne coating. The terne coated metal is coated with a specially formulated asphalt based paint which produces a semi-transparent or translucent, dull finish on the terne coated metal. The coated terne coated metal is then exposed to the natural atmospheric elements for at least six months wherein such time enhanced oxidation of lead and tin occurs.
REFERENCES:
patent: 2748043 (1953-07-01), Mullen
patent: 3050484 (1962-08-01), Wood et al.
patent: 4595636 (1986-06-01), Wiercinski et al.
patent: 4600635 (1980-07-01), Wiercinski et al.
Carey, II Jay F.
Zamanzadeh Mehrooz
Kiliman Leszek
The Louis Berkman Company
Thibodeau Paul J.
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