DEVICE FOR EXCAVATING RIGOLES FROM BLAST FURNACES AND THE LIKE

摘要

The invention relates to a clearing device (14) for clearing and for renewing the refractory lining of blast-furnace channels (10) and the like. The clearing device (14) is mobile, that is to say can be moved along the blast-furnace channel (10) and has a raisable and lowerable milling arm (19) with a driven milling head (34). The clearing device (14) is provided with a tracked and/or wheeled running gear. The milling arm (19) is preferably designed as a multipart swan-neck jib. IMAGE