BLOCKAGE METHOD OF BLAST FURNACE TUYERE PART, AND TOOL FOR BLOCKING INSPECTION LID OF BLAST FURNACE BLOW PIPE

摘要

PROBLEM TO BE SOLVED: To provide a blockage method of a blast furnace tuyere part in which the blast furnace tuyere part can be blocked easily during blasting-stop of a blast furnace, the installation and removal work of a blockage tool is easy, and the inside of the furnace is easily observed with keeping the tuyere part blocked.;SOLUTION: The inspection lid blockage tool 4 is composed of a columnar closure member body having a pipe through-hole and using an elastic material, and a pipe for monitoring the inside of the furnace removably inserted in the pipe through-hole. The blockage method of the blast furnace tuyere part, as well as the tool therefor, is provided in which the inspection lid blockage tool 4 is removably inserted to the inside of an opened inspection lid 3 at a rear end 2e of a blast furnace blow pipe.;COPYRIGHT: (C)2012,JPO&INPIT