Elevated swinging device for placing slag retention devices...

Details Elevated swinging device for placing slag retention devices... Elevated swinging device for placing slag retention devices...

C - Chemistry, Metallurgy

21

C

201/132

C21C 5/46 (2006.01)

Patent

CA 1274800

ABSTRACT OF THE DISCLOSURE Apparatus for placing a slag retaining device in a tap hole in a converter comprising a two-part boom extensible into said converter, a swingable support member pivotally attached at a top end thereof to and suspended from an overhead support structure, a device attached to the overhead support structure and to the swingable support member for moving the swingable support member in a vertical plane on a first arcuate path from a first vertical position adjacent said converter to a second position angular position away from said converter, a tubular device positioned on the swingable support member, one part of said two-part boom being positioned in said tubular device, apparatus for moving said one part of said boom tele- scopically with respect to said tubular device, a second device attached to the swingable support member and to said tubular device for moving said tubular device in a second arcuate path, jaws on one end of one part of said two-part boom for detachably engaging said slag retaining device whereby said slag retaining device can be oriented to be aligned with the converter tap hole.

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