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Patents Grants
last 30 patents
Information
Patent Grant
R-T-B sintered magnet and preparation method thereof
Patent number
11,705,257
Issue date
Jul 18, 2023
Grirem Advanced Materials Co., Ltd.
Yang Luo
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Rare-earth permanent magnetic powder, bonded magnet containing ther...
Patent number
10,079,085
Issue date
Sep 18, 2018
General Research Institute for Nonferrous Metals
Hongwei Li
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
Information
Patent Application
ANISOTROPIC SAMARIUM-IRON-NITROGEN MAGNETIC ALLOY POWDER AND PREPAR...
Publication number
20240212899
Publication date
Jun 27, 2024
GRIREM HI-TECH CO., LTD.
Haijun PENG
B22 - CASTING POWDER METALLURGY
Information
Patent Application
MODIFIED SINTERED Nd-Fe-B MAGNET, AND PREPARATION METHOD AND USE TH...
Publication number
20210407713
Publication date
Dec 30, 2021
GRIREM ADVANCED MATERIALS CO., LTD
Yang LUO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
R-T-B SINTERED MAGNET AND PREPARATION METHOD THEREOF
Publication number
20210343459
Publication date
Nov 4, 2021
GRIREM ADVANCED MATERIALS CO.,LTD.
Yang LUO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
YTTRIUM-ADDED RARE EARTH PERMANENT MAGNET MATERIAL AND PREPARATION...
Publication number
20210156009
Publication date
May 27, 2021
GRIREM ADVANCED MATERIALS CO., LTD
YANG LUO
B22 - CASTING POWDER METALLURGY
Information
Patent Application
RARE-EARTH PERMANENT MAGNETIC POWDER, BONDED MAGNET CONTAINING THER...
Publication number
20150318089
Publication date
Nov 5, 2015
Hongwei Li
C21 - METALLURGY OF IRON