Inventor

NIITSUMA HIROYASU

JP3 patents

Patents

3 patents

US9573189B2Feb 21, 2017

Submerged nozzle for continuous casting apparatus

SHINAGAWA REFRACTORIES CO3 citations67

US11806781B2Nov 7, 2023

Submerged entry nozzle

SHINAGAWA REFRACTORIES CO0 citations54

US11897027B2Feb 13, 2024

Immersion nozzle for continuous casting

SHINAGAWA REFRACTORIES CO0 citations38