Coating processes – Coating pavement or the earth
Patent
1984-05-24
1986-08-19
Hayes, Lorenzo B.
Coating processes
Coating pavement or the earth
427140, 427283, B05C 116
Patent
active
046069380
ABSTRACT:
A method for treating and cleaning stained concrete surface which involves applying a phosphoric acid-containing solution to said surface and drying same.
REFERENCES:
patent: 2241790 (1941-05-01), Rembert
patent: 2712511 (1955-07-01), Orozco
patent: 3901836 (1975-08-01), Kader
Bufalino Angelo J.
Fitzgibbon James T.
Hayes Lorenzo B.
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