74122607
Dec 11, 1990
Jul 21, 1992
oxidizing chemical compositions in liquid and powder form for oxidizing metal finishes to provide a finished surface theefore; for the prevention of corrosion of metallic surfaces by displacing moisture from the pores thereof and removing oil and grease therefrom; for cleaning, de-rusting, and preparing metal surfaces to facilitate a subsequent surface finishing operation thereupon; and for preparing metal surfaces for the subsequent application of protective coatings
Chemicals