Patent ID: 8281632

Claim:
Rolling stand for rolling a long or flat product comprising a work cylinder ( 1 , 2 ) and a device for cooling said work cylinder ( 1 , 2 ), characterised in that it comprises a cooling head in the form of a box that is more or less watertight in itself ( 6 A, 6 B) except on its front ( 42 ), positioned a short distance from said cylinder ( 1 , 2 ) and in which several nozzles ( 41 ) have been machined or positioned according to a two-dimensional pattern, said box ( 6 A, 6 B), equipped with a means for supplying a liquid coolant, being concave and cylindrical at a level of its front ( 42 ) with a radius such that, when the device is in the working position, a distance in the radial direction between said front ( 42 ) and the surface of the cylinder ( 1 , 2 ) increases starting from the end of the box ( 6 A, 6 B) closest to the rollgap ( 9 ) and going away from the product being rolled.