The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 09, 2000
Filed:
May. 09, 1997
Wolfgang Roloff, Monchengladbach, DE;
Lutz Kummel, Juchen, DE;
Rolf Stodt, Kaarst, DE;
Heinz-Jurgen Oudehinken, Dusseldorf, DE;
Meinert Meyer, Erkrath, DE;
Hans-Georg Hartung, Pulheim, DE;
SMS Schloemann-Siemag Aktiengesellschaft, Dusseldorf, DE;
Abstract
A method of cooling section steel, particularly sectional steel girders, from rolling heat, wherein, prior to a final air cooling, a water cooling process is carried out in such a way that section steel portions with material concentrations are cooled at outwardly projecting portions of the steel sections over a width of application and a duration of application which are variable and subject to a predetermined cooling strategy supported by a process computer to a value which is at least still slightly above the transformation temperature Ar1.