US 12,280,412 B2
Coil skid and steel sheet manufacturing method
Takayuki Otsuka, Tokyo (JP); Tooru Akashi, Tokyo (JP); Kazuki Shiokawa, Tokyo (JP); Yuki Takeuchi, Tokyo (JP); and Hiroki Matsubara, Tokyo (JP)
Assigned to NIPPON STEEL CORPORATION, Tokyo (JP)
Appl. No. 17/763,877
Filed by NIPPON STEEL CORPORATION, Tokyo (JP)
PCT Filed Oct. 2, 2020, PCT No. PCT/JP2020/037540
§ 371(c)(1), (2) Date Mar. 25, 2022,
PCT Pub. No. WO2021/066141, PCT Pub. Date Apr. 8, 2021.
Claims priority of application No. 2019-183532 (JP), filed on Oct. 4, 2019.
Prior Publication US 2022/0347732 A1, Nov. 3, 2022
Int. Cl. B21C 47/28 (2006.01); B21B 1/22 (2006.01); B21B 45/02 (2006.01); B21C 47/24 (2006.01); B65H 49/16 (2006.01)
CPC B21C 47/28 (2013.01) [B21B 45/02 (2013.01); B21C 47/24 (2013.01); B21B 2001/221 (2013.01); B65H 49/16 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A coil skid on which a hot-rolled coil obtained by coiling a hot-rolled steel sheet is placed, the coil skid comprising:
at least two or more layers of a metal plate and at least two or more layers of a heat insulating material each stacked alternately, wherein
the thickness of each of the heat insulating materials is 70 mm or less, and
the total thickness of the heat insulating material is 100 mm or more, wherein
the metal plate is in contact with the hot-rolled coil.