Elevated device for placing slag retention means in tapping...

Details Elevated device for placing slag retention means in tapping... Elevated device for placing slag retention means in tapping...

C - Chemistry, Metallurgy

21

C

39/98

C21C 5/42 (2006.01)

Patent

CA 1240146

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 stationary vertical support depending from an overhead structure, a lift and lower device mounted on said vertical support engaging one part of said boom at a first location, a tilt device engaging said lift and lower device and said one part of said boom at a second location for supporting and tilting said two part boom, a mechanism engaging said lift and lower device and said vertical support for moving said vertical support in a rotary motion, a carriage movably mounted on said one part of said boom, the other part of said boom affixed at one of its ends to said carriage for movement by said carriage toward and away from said converter and the tap hole therein. -2-

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