Inventor
NAKAI YOSHIE
JP6 patents
Patents
6 patentsUS11649514B2May 16, 2023
Method for removing phosphorus from phosphorus-containing substance
JFE STEEL CORP2 citations69
US10745771B2Aug 18, 2020
Method for refining molten steel in vacuum degassing equipment
JFE STEEL CORP1 citations57
US11542566B2Jan 3, 2023
Method for dephosphorization of hot metal, and refining agent
JFE STEEL CORP0 citations55
US12584187B2Mar 24, 2026
Method for removing phosphorus from phosphorus-containing substance, method for manufacturing raw material for metal smelting or raw material for metal refining, and method for manufacturing metal
JFE STEEL CORP0 citations46
US12509739B2Dec 30, 2025
Decarburization end point determination method, decarburization end point determination device, secondary refining operation method for steel making, and method for producing molten steel
JFE STEEL CORP0 citations43
US12529116B2Jan 20, 2026
Molten steel refining method
JFE STEEL CORP0 citations42