Patent ID: 8298477
Filing Date: 2012-10-30
Classification: C21C,Y10T

Abstract:
1. A lance holder for lance tubes which are particularly used in the iron and steel industry with a clamping head ( 3 ) which has a fixing part ( 4 ) and a clamping part ( 5 ) which can be moved on it, the clamping part ( 5 ) being assigned to a sealing sleeve ( 6 ) which can be influenced over the fixing part ( 4 ), which clamps and thus seals an introduced lance pipe, with a backburn safety device ( 7 ) and/or a non-return valve being located downstream, wherein the fixing part ( 4 ) is provided with a leading bevel ( 13 ) in which at least one pressure element, with at least two individual movable pressure elements ( 14 ) distributed around the circumference located at right angles to the longitudinal axis ( 16 ) of the lance tube ( 2 ) which can all simultaneously be influenced over a clamping part ( 5 ) having a pressure bevel ( 17 ), which are displaceable radially inwards.