Inventor
LU QUANBIN
CN5 patents
Patents
5 patentsUS10987747B2Apr 27, 2021
Brazing material outer coat and preparation method thereof, in-situ synthetic metal-coated flux-cored silver brazing material, preparation method thereof, welding method and joint body
ZHENGZHOU RES INST MECHANICAL ENG CO LTD0 citations56
US12290882B2May 6, 2025
Copper-phosphorus-zinc-tin brazing sheet and preparation method and use thereof
ZHENGZHOU RES INST MECHANICAL ENG CO LTD0 citations53
US12109652B2Oct 8, 2024
Copper-tin brazing wire and preparation method and use thereof
ZHENGZHOU RES INST MECHANICAL ENG CO LTD0 citations53
US12103113B2Oct 1, 2024
Copper-phosphorus brazing wire for brazing copper alloy spectacle frame as well as preparing method and system thereof
ZHENGZHOU RES INST MECHANICAL ENG CO LTD0 citations52
US11931828B2Mar 19, 2024
Copper-phosphorus-tin brazing wire and preparation method thereof
ZHENGZHOU RES INST MECHANICAL ENG CO LTD0 citations51