PIPING INNER WALL COATING METHOD

摘要

PROBLEM TO BE SOLVED: To provide a piping inner wall coating method capable of coating the inner wall of piping without requiring skill by using simple and convenient equipment and by means of a simple operation. SOLUTION: This piping inner wall coating method is provided with: a preparatory process of communicating one side end part of the piping with air; a piping exhausting process of forcibly discharging gas in the piping from the other side end part of the piping; a coating material feeding process of feeding a coating material to the inside of the piping; a piping closing process of closing a closure part which is a specified part on a path connecting one side end part of the piping and the other side end part; and a piping opening process of opening the closure part in the midst of a pipe exhausting process. COPYRIGHT: (C)2005,JPO&NCIPI