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Patents Grants
last 30 patents
Information
Patent Grant
Copper-tin brazing wire and preparation method and use thereof
Patent number
12,109,652
Issue date
Oct 8, 2024
ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD
Weimin Long
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Information
Patent Grant
Copper-phosphorus brazing wire for brazing copper alloy spectacle f...
Patent number
12,103,113
Issue date
Oct 1, 2024
ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD
Yafang Cheng
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Information
Patent Grant
Copper-phosphorus-tin brazing wire and preparation method thereof
Patent number
11,931,828
Issue date
Mar 19, 2024
ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD
Sujuan Zhong
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Information
Patent Grant
Preparation process of multi-component spherical alloy powder
Patent number
11,919,072
Issue date
Mar 5, 2024
ZHENG ZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING
Zhihui Lu
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Information
Patent Grant
Brazing wire, forming method of brazing wire and forming mold of br...
Patent number
11,845,146
Issue date
Dec 19, 2023
ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD
Sujuan Zhong
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Information
Patent Grant
Brazing material outer coat and preparation method thereof, in-situ...
Patent number
10,987,747
Issue date
Apr 27, 2021
ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD
Weimin Long
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Information
Patent Grant
Vehicle, single-wheelset/double-wheelset trackless train, and track...
Patent number
10,647,348
Issue date
May 12, 2020
ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD
Wutian Li
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Information
Patent Grant
High-efficient energy-saving and surfacing layer well-forming self-...
Patent number
10,610,978
Issue date
Apr 7, 2020
JIANGSU UNIVERSITY OF SCIENCE AND TECHNOLOGY
Dashuang Liu
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Patents Applications
last 30 patents
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Patent Application
BRAZING JOINT, BRAZING METHOD AND DEVICE, FOR PROMOTING SOLDER RHEO...
Publication number
20240139847
Publication date
May 2, 2024
CHINA ACADEMY OF MACHINERY NINGBO ACADEMY OF INTELLIGENT MACHINE TOOL CO., LTD.
Weimin LONG
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Information
Patent Application
COPPER-TIN-NICKEL BRAZING MATERIAL PREPARED BY ALLOYS RECYCLED FROM...
Publication number
20240068069
Publication date
Feb 29, 2024
ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD.
Weimin LONG
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Information
Patent Application
Copper-phosphorus-zinc-tin Brazing Sheet and Preparation Method and...
Publication number
20240017359
Publication date
Jan 18, 2024
ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD.
Quanbin LU
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Information
Patent Application
Copper-Phosphorus Brazing Wire for Brazing Copper Alloy Spectacle F...
Publication number
20230405732
Publication date
Dec 21, 2023
ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD.
Yafang CHENG
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Information
Patent Application
Copper-phosphorus Brazing Foil and Preparation Method Thereof
Publication number
20230405733
Publication date
Dec 21, 2023
ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD.
Sujuan ZHONG
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Information
Patent Application
Copper-Phosphorus-Tin Brazing Wire and Preparation Method Thereof
Publication number
20230405731
Publication date
Dec 21, 2023
ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD.
Sujuan ZHONG
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Information
Patent Application
Copper-tin Brazing Wire and Preparation Method and Use thereof
Publication number
20230373036
Publication date
Nov 23, 2023
ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD.
Weimin LONG
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Information
Patent Application
PREPARATION PROCESS OF MULTI-COMPONENT SPHERICAL ALLOY POWDER
Publication number
20230219133
Publication date
Jul 13, 2023
ZHENG ZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., Ltd.
Zhihui Lu
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Information
Patent Application
BRAZING WIRE, FORMING METHOD OF BRAZING WIRE AND FORMING MOLD OF BR...
Publication number
20220339743
Publication date
Oct 27, 2022
ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD.
Sujuan ZHONG
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Information
Patent Application
Device and Method for Manufacturing Coated Welding Rod
Publication number
20220063025
Publication date
Mar 3, 2022
ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD.
Weimin LONG
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
A brazing material outer coat and preparation method thereof, in-si...
Publication number
20200261995
Publication date
Aug 20, 2020
Zhengzhou Research Institute of Mechanical Engineering Co., Ltd.
Weimin LONG
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Information
Patent Application
VEHICLE, SINGLE-WHEELSET/DOUBLE-WHEELSET TRACKLESS TRAIN, AND TRACK...
Publication number
20180043930
Publication date
Feb 15, 2018
ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING
Wutian Li
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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