Counter-blow tap hole manipulator - for blast furnaces with interlock for rod head

摘要

A counterblow appliance to open and close the tap hole of a blast furnace by a counterblow rod with a point at the distal end and a truncated cone head at the proximal end has a cavity for the head and can be connected to a double-acting percussive hammer. The cavity has impact faces both for the opening and for the retracting operation. ADVANTAGE - This is a simple and robust design which is simple to operate and costs little.