Inventor
ZHANG GUANXING
CN3 patents
Patents
3 patentsUS12420361B2Sep 23, 2025
Braze coating material with nickel core and coating and preparation method and braze coating method thereof
ZHENGZHOU RES INST MECHANICAL ENG CO LTD0 citations53
US11931828B2Mar 19, 2024
Copper-phosphorus-tin brazing wire and preparation method thereof
ZHENGZHOU RES INST MECHANICAL ENG CO LTD0 citations51
US11660709B2May 30, 2023
Device and method for manufacturing coated welding rod
ZHENGZHOU RES INST MECHANICAL ENG CO LTD0 citations44