Inventor
LEI YINGHUA
CN3 patents
Patents
3 patentsUS12258652B2Mar 25, 2025
Method for smelting high-temperature alloy with ultrahigh N content in VIM furnace
DAYE SPECIAL STEEL CO LTD0 citations45
US12024754B2Jul 2, 2024
Method for manufacturing a low-carbon nitrogen-containing austenitic stainless steel bar
DAYE SPECIAL STEEL CO LTD0 citations40
US11773466B2Oct 3, 2023
Steel for wind power gear with improved purity and reliability, and smelting method therefor
DAYE SPECIAL STEEL CO LTD0 citations40