| 摘要 |
A method for cleaning and conditioning tape path surfaces and heads of video and audio equipment, recorders, and electrical contact surfaces of electronic equipment, improving the resolution of said heads comprising: providing a cleaning composition consisting essentially of white mineral oil, a compound selected from the group of mineral spirits, hydrotreated heavy petroleum naphtha, heavy alkylate naphtha and isoparaffinic hydrocarbons having 1-13 carbons; with application to said tape path surfaces and the heads of said video and audio equipment, said tape recorders, and the electrical contact surfaces of said electronic equipment, causing the deep cleaning and conditioning for an improved life and improved results of said recorders and said electronic equipment.
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