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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for preparing an R-T-B permanent magnet
- Patent number 10,714,245
- Issue date Jul 14, 2020
- BEIJING ZHONG KE SAN HUAN HI-TECH CO., LTD.
- Guoan Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nd—Fe—B sintered magnet and methods for manufacturing the same
- Patent number 10,115,506
- Issue date Oct 30, 2018
- Beijing Zhong Ke San Huan Hi-Tech Co., LTD.
- Boping Hu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Rare earth permanent magnet and method for preparing same
- Patent number 10,062,489
- Issue date Aug 28, 2018
- BEIJING ZHONG KE SAN HUAN HI-TECH CO., LTD.
- Zhi'an Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rare earth permanent magnet and method for preparing same
- Patent number 10,014,099
- Issue date Jul 3, 2018
- BEIJING ZHONG KE SAN HUAN HI-TECH CO., LTD.
- Zhi'an Chen
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
FINE GRAIN RARE EARTH ALLOY CAST STRIP, PREPARATION METHOD THEREOF,...
- Publication number 20220251692
- Publication date Aug 11, 2022
- BEIJING ZHONG KE SAN HUAN HI-TECH CO., LTD.
- Wei ZHU
- B22 - CASTING POWDER METALLURGY
Information Patent Application
FINE GRAIN RARE EARTH ALLOY CAST STRIP, PREPARATION METHOD THEREOF,...
- Publication number 20190329319
- Publication date Oct 31, 2019
- BEIJING ZHONG KE SAN HUAN HI-TECH CO., LTD.
- Wei ZHU
- B22 - CASTING POWDER METALLURGY
Information Patent Application
RARE EARTH PERMANENT MAGNET AND METHOD FOR PREPARING SAME
- Publication number 20170250019
- Publication date Aug 31, 2017
- BEIJING ZHONG KE SAN HUAN HI-TECH CO., LTD.
- Zhi'an CHEN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RARE EARTH PERMANENT MAGNET AND METHOD FOR PREPARING SAME
- Publication number 20170236626
- Publication date Aug 17, 2017
- BEIJING ZHONG KE SAN HUAN HI-TECH CO., LTD.
- Zhi'an CHEN
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PREPARING AN R-T-B PERMANENT MAGNET
- Publication number 20170221615
- Publication date Aug 3, 2017
- BEIJING ZHONG KE SAN HUAN HI-TECH CO., LTD.
- Guoan CHEN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Nd-Fe-B SINTERED MAGNET AND METHODS FOR MANUFACTURING THE SAME
- Publication number 20150348685
- Publication date Dec 3, 2015
- BEIJING ZHONG KE SAN HUAN HI-TECH CO.,LTD
- Boping HU
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Person

Patents Grantslast 30 patents

Method for preparing an R-T-B permanent magnet

Nd—Fe—B sintered magnet and methods for manufacturing the same

Rare earth permanent magnet and method for preparing same

Rare earth permanent magnet and method for preparing same

Patents Applicationslast 30 patents

FINE GRAIN RARE EARTH ALLOY CAST STRIP, PREPARATION METHOD THEREOF,...

FINE GRAIN RARE EARTH ALLOY CAST STRIP, PREPARATION METHOD THEREOF,...

RARE EARTH PERMANENT MAGNET AND METHOD FOR PREPARING SAME

RARE EARTH PERMANENT MAGNET AND METHOD FOR PREPARING SAME

METHOD FOR PREPARING AN R-T-B PERMANENT MAGNET

Nd-Fe-B SINTERED MAGNET AND METHODS FOR MANUFACTURING THE SAME