公开(公告)号：US20250129448A1

公开(公告)日：2025-04-24

申请号：US18833024

申请日：2022-02-10

Applicant: ArcelorMittal

Inventor： Asier VICENTE ROJO ,  Philippe Marcel RUSSO

IPC: C22B1/00 ,  C22B1/24

Abstract: A method for the treatment of ferrous scrap 1 including magnetic and non-magnetic materials, the method including at least a friction step 110 wherein the ferrous scrap is subjected to a mechanical friction to obtain cleaned scrap 11 and a magnetic sorting step 120 wherein the cleaned scrap 11 is separated into a non-magnetic coarse fraction 12A and a magnetic coarse fraction 12B. An associated steelmaking method and plant is also provided.

公开(公告)号：US20240133816A1

公开(公告)日：2024-04-25

申请号：US18280429

申请日：2021-03-10

Applicant: ArcelorMittal

Inventor： Asier VICENTE ROJO ,  Artzai PICON ,  Aitor ALVAREZ GILA

IPC: G01N21/71 ,  G01N33/202 ,  G01N33/205

CPC classification number: G01N21/71 ,  G01N33/202 ,  G01N33/205

Abstract: A device for determining the chemical composition of a liquid metallurgical product emitting electromagnetic radiations. The device including a collection probe configured to acquire the electromagnetic radiations emitted by the metallurgical product in a predetermined wavelength range Δλ, a spectroscopic device connected to the collection probe and configured to generate a spectral signal of the acquired electromagnetic radiations and processing means including a database of reference radiances. A method using the device is also provided.