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:
Dec. 27, 2005
Filed:
Mar. 04, 1999
Deung-mo Che, Dongkwangyang, KR;
Sang-il Lee, Dongkwangyang, KR;
Yeoung-rin Min, Dongkwangyang, KR;
Pohang Iron & Steel Co., Ltd., Pohang, KR;
Abstract
Disclosed is a method for manufacturing hot rolled steel sheets. The method includes the steps of passing molten steel through a continuous caster () having a mold after having been passed through a ladle () and a tundish () to manufacture a slab; cutting the slab to predetermined lengths using a cutter () to form a plurality of cut slabs; heating the cut slabs to a predetermined temperature in a first heating furnace () descaling the cut slabs heated in the first heating furnace; rolling the slabs in a reduction unit () to a predetermined thickness to form a plurality of flat bars; heating the flat bars to a predetermined temperature in a second heating furnace (); coiling the flat bars by a coiling station () while the flat bars are maintained in a heated state; uncoiling the flat bars by an uncoiler (); and rolling the flat bars to a predetermined thickness in a finishing mill.