| 摘要 |
PURPOSE: An apparatus for coating the inside of a pipe is provided to prevent coating liquid from being dispersed into the inside of a workplace, thereby improving a work environment. CONSTITUTION: An apparatus for coating the inside of a pipe includes a compressor(11), a tank(13), an inlet pipe(31), the first exhaust valve(51), the first opening/closing valve(71), a supply pipe(33), the second opening/closing valve(72), a collecting pipe(35), the second exhaust valve(52), the third opening/closing valve(73), a connection pipe(37), and the fourth opening/closing valve(74).
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