Qin Lan

Person

Fujian, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Rare earth permanent magnet material, raw material composition, pre...
- Patent number 12,272,472
- Issue date Apr 8, 2025
- FUJIAN GOLDEN DRAGON RARE- EARTH Co., Ltd.
- Zongbo Liao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rare earth permanent magnet material and raw material composition,p...
- Patent number 12,198,840
- Issue date Jan 14, 2025
- FUJIAN GOLDEN DRAGON RARE- EARTH Co., Ltd.
- Qin Lan
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
R-FE-B-based sintered magnet with low B content and preparation met...
- Patent number 11,993,836
- Issue date May 28, 2024
- FUJIAN GOLDEN DRAGON RARE- EARTH Co., Ltd.
- Qin Lan
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
W-containing R—Fe—B—Cu sintered magnet and quenching alloy
- Patent number 10,614,938
- Issue date Apr 7, 2020
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi Nagata
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
W-containing R—Fe—B—Cu sintered magnet and quenching alloy
- Patent number 10,381,139
- Issue date Aug 13, 2019
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi Nagata
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
R-T-B-BASED PERMANENT MAGNET MATERIAL, PREPARATION METHOD THEREFOR...
- Publication number 20230051707
- Publication date Feb 16, 2023
- FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH CO., LTD
- Qin LAN
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
NEODYMIUM-IRON-BORON MAGNET MATERIAL, RAW MATERIAL COMPOSITION PREP...
- Publication number 20230035214
- Publication date Feb 2, 2023
- FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH CO., LTD
- Ying LUO
- B22 - CASTING POWDER METALLURGY
Information Patent Application
NEODYMIUM-IRON-BORON MAGNET MATERIAL, RAW MATERIAL COMPOSITION PREP...
- Publication number 20230023534
- Publication date Jan 26, 2023
- FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH CO., LTD
- Ying LUO
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
R-T-B-BASED SINTERED MAGNET AND PREPARATION METHOD THEREFOR
- Publication number 20230021772
- Publication date Jan 26, 2023
- FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH CO., LTD
- Yao SHI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
R-T-B SERIES PERMANENT MAGNET MATERIAL, RAW MATERIAL COMPOSITION PR...
- Publication number 20220344083
- Publication date Oct 27, 2022
- Xiamen Tungsten Co., Ltd.
- Qin LAN
- B22 - CASTING POWDER METALLURGY
Information Patent Application
R-T-B SERIES PERMANENT MAGNET MATERIAL, RAW MATERIAL COMPOSITION, P...
- Publication number 20220301754
- Publication date Sep 22, 2022
- Qin LAN
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
R-T-B-BASED PERMANENT MAGNET MATERIAL, PREPARATION METHOD THEREFOR...
- Publication number 20220293309
- Publication date Sep 15, 2022
- Xiamen Tungsten Co., Ltd.
- Qin LAN
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
RARE EARTH PERMANENT MAGNET MATERIAL, RAW MATERIAL COMPOSITION,PREP...
- Publication number 20220262550
- Publication date Aug 18, 2022
- Xiamen Tungsten Co., Ltd.
- Zongbo LIAO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RARE EARTH PERMANENT MAGNET MATERIAL AND RAW MATERIAL COMPOSITION,P...
- Publication number 20220165462
- Publication date May 26, 2022
- Xiamen Tungsten Co., Ltd.
- Qin LAN
- B22 - CASTING POWDER METALLURGY
Information Patent Application
R-FE-B-BASED SINTERED MAGNET WITH LOW B CONTENT AND PREPARATION MET...
- Publication number 20210054484
- Publication date Feb 25, 2021
- XIAMEN TUNGSTEN CO., LTD.
- Qin LAN
- B22 - CASTING POWDER METALLURGY
Information Patent Application
W-CONTAINING R-FE-B-CU SINTERED MAGNET AND QUENCHING ALLOY
- Publication number 20190267166
- Publication date Aug 29, 2019
- Xiamen Tungsten Co., Ltd.
- Hiroshi Nagata
- B22 - CASTING POWDER METALLURGY
Information Patent Application
W-CONTAINING R-FE-B-CU SINTERED MAGNET AND QUENCHING ALLOY
- Publication number 20160300648
- Publication date Oct 13, 2016
- Xiamen Tungsten Co., Ltd.
- Hiroshi Nagata
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Person

Patents Grantslast 30 patents

Rare earth permanent magnet material, raw material composition, pre...

Rare earth permanent magnet material and raw material composition,p...

R-FE-B-based sintered magnet with low B content and preparation met...

W-containing R—Fe—B—Cu sintered magnet and quenching alloy

W-containing R—Fe—B—Cu sintered magnet and quenching alloy

Patents Applicationslast 30 patents

R-T-B-BASED PERMANENT MAGNET MATERIAL, PREPARATION METHOD THEREFOR...

NEODYMIUM-IRON-BORON MAGNET MATERIAL, RAW MATERIAL COMPOSITION PREP...

NEODYMIUM-IRON-BORON MAGNET MATERIAL, RAW MATERIAL COMPOSITION PREP...

R-T-B-BASED SINTERED MAGNET AND PREPARATION METHOD THEREFOR

R-T-B SERIES PERMANENT MAGNET MATERIAL, RAW MATERIAL COMPOSITION PR...

R-T-B SERIES PERMANENT MAGNET MATERIAL, RAW MATERIAL COMPOSITION, P...

R-T-B-BASED PERMANENT MAGNET MATERIAL, PREPARATION METHOD THEREFOR...

RARE EARTH PERMANENT MAGNET MATERIAL, RAW MATERIAL COMPOSITION,PREP...

RARE EARTH PERMANENT MAGNET MATERIAL AND RAW MATERIAL COMPOSITION,P...

R-FE-B-BASED SINTERED MAGNET WITH LOW B CONTENT AND PREPARATION MET...

W-CONTAINING R-FE-B-CU SINTERED MAGNET AND QUENCHING ALLOY

W-CONTAINING R-FE-B-CU SINTERED MAGNET AND QUENCHING ALLOY