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:
Jun. 01, 1982
Filed:
Oct. 24, 1980
Applicant:
Inventors:
Marios Economopoulos, Liege, BE;
Nicole Lambert, Waremme, BE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21D / ;
U.S. Cl.
CPC ...
148 / ;
Abstract
Low carbon steel (C.ltoreq.0.4%) wire rod at 800.degree.-880.degree. C. f a rolling mill is deposited in loose turns on a conveyor where it is slowly cooled until the austenite to ferrite transformation is at least 80% complete and the ferrite grain size is at lest ASTM 9 and is then rapidly cooled to 350.degree.-560.degree. C. Thereafter, the wire rod, e.g. on the conveyor or in coils, is subjected to a slow-cooling stage functioning as an overaging stage.