process and apparatus for cleaning or removing scale from thin ingots and strips in hot strip mills, strip treatment plants or the like

摘要

PROCESS AND DEVICE FOR CLEANING OR REMOVAL OF CAREPA OF FINE SLOPES AND STRIPS IN HOT STRIP LAMINATORS, STRIP OR SIMILAR TREATMENT FACILITIES. The invention relates to a process for cleaning or removing scale from thin ingots and rolled strips in a hot strip mill and is characterized by the use of cryogens as nitrogen or a cryogen compound with a carrier such as compressed air which frozen liquid is injected onto the ingot surface or the strip surface. The invention also relates to a process for cleaning or removing scale from a strip treatment plant having the aforementioned characteristics as well as a spontaneously configured device.