MAINTENANCE AND INSPECTION METHOD FOR INNER WALL OF ENCLOSED SPACE, MAINTENANCE AND INSPECTING APPARATUS FOR INNER WALL OF ENCLOSED SPACE, AND MAINTENANCE AND INSPECTING APPARATUS FOR INNER WALL OF BOILER FURNACE

摘要

PROBLEM TO BE SOLVED: To perform maintenance and inspection for an inner wall of an enclosed space having a small carry-in port by an rise and fall scaffold, and to shorten the maintenance and inspection work for the inner wall of the enclosed space.;SOLUTION: In the enclosed space having the small carry-in port, a small- sized and divided rise and fall scaffold is carried in through the small carry-in port and assembled in the enclosed space to perform maintenance and inspection for the inner wall of the enclosed space.;COPYRIGHT: (C)2001,JPO