| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a removal device for an anticorrosive core which allows easy removal of the anticorrosive core from a boring part in a non-cutoff flow condition.SOLUTION: A removal device for an anticorrosive core includes a rod member 8 extended from a branch part 3c of a housing 3 hermetically enclosing a fluid pipe 2 and capable of hermetically advancing and retracting at least in an inside of the branch part 3c, and a diameter enlargement member 9 (pressing member) provided on an end side of the rod member 8. The diameter enlargement member 9 (pressing member) has an acting part 14 abutted to an inner peripheral part of the anticorrosive core 5 at least a part of which is attached to a boring part 2a of the fluid pipe 2, and the acting part 14 is inserted into a hole part of the anticorrosive core 5 by operation from the outer part of the housing 3, and the anticorrosive core 5 is pressed from the inner side so as to be held.</p> |
