ROLLING MILL TEMPERATURE CONTROL Russian patent published in 2014 - IPC B21B3/00 B21B37/32 

FIELD: process engineering.

SUBSTANCE: invention relates to rolling and serves for adjustment of planarity at rolling of aluminium strip or foil. In compliance with this invention, this device comprises pair of working rolls to receive the strip or foil in contact zone between rolls. Besides, it comprises multiple fluid feeders configured to direct said fluid to one or more zones on the surface of at least one roll and heater to heat said one or more zones. Proposed method comprises feeding the cryogenic fluid to one or more zones on roll or rolls surface/surfaces via one or strip or foil feeders. Note here that said zones are distributed uniformly over roll width. One zone or more zones are heated on roll surface by one or more heaters for adjustment of roll radial size over its width.

EFFECT: higher quality of strip or foil.

29 cl, 3 dwg