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Ningxia Orient Tantalum Industry Co., Ltd.
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Shizuishan City, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Tantalum powder and preparation method therefor
Patent number
11,534,830
Issue date
Dec 27, 2022
Ningxia Orient Tantalum Industry Co., Ltd.
Haiyan Ma
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
High-purity tantalum powder and preparation method thereof
Patent number
10,737,320
Issue date
Aug 11, 2020
Ningxia Orient Tantalum Industry Co., Ltd.
Zhongxiang Li
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Tantalum powder and process for preparing the same, and sintered an...
Patent number
10,513,769
Issue date
Dec 24, 2019
Ningxia Orient Tantalum Industry Co., Ltd.
Yuewei Cheng
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Tantalum wire used for anode lead of tantalum capacitor and manufac...
Patent number
10,121,597
Issue date
Nov 6, 2018
Ningxia Orient Tantalum Industry Co., Ltd.
Bing Zhao
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
High specific capacitance capacitor-grade tantalum powder with impr...
Patent number
10,074,486
Issue date
Sep 11, 2018
Ningxia Orient Tantalum Industry Co., Ltd.
Guoqi Yang
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for preparing high-performance tantalum target
Patent number
9,957,603
Issue date
May 1, 2018
Ningxia Orient Tantalum Industry Co., Ltd.
Jingming Zhong
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for preparing tantalum powder of capacitor grade with high n...
Patent number
9,764,388
Issue date
Sep 19, 2017
Ningxia Orient Tantalum Industry Co., Ltd.
Guoqi Yang
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Base material for high temperature alloy and manufacture method the...
Patent number
9,309,584
Issue date
Apr 12, 2016
Ningxia Orient Tantalum Industry Co., Ltd.
Xiaoying Song
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for preparing a tantalum powder
Patent number
9,199,307
Issue date
Dec 1, 2015
Ningxia Orient Tantalum Industry Co., Ltd.
Guoqi Yang
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Process for preparing tantalum powder for capacitors
Patent number
8,673,052
Issue date
Mar 18, 2014
Ningxia Orient Tantalum Industry Co., Ltd.
Wenfeng Shi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Valve metal particles uniformly containing nitrogen and the method...
Patent number
8,238,078
Issue date
Aug 7, 2012
Ningxia Orient Tantalum Industry Co., Ltd.
Bin Li
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for preparing powder of niobium suboxides or niobium
Patent number
7,727,508
Issue date
Jun 1, 2010
Ningxia Orient Tantalum Industry Co., Ltd.
Wenfeng Shi
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Methods for spherically granulating and agglomerating metal particl...
Patent number
7,666,247
Issue date
Feb 23, 2010
Ningxia Orient Tantalum Industry Co., Ltd.
Jilin He
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Process for the production of high surface area tantalum and/or nio...
Patent number
6,786,951
Issue date
Sep 7, 2004
Ningxia Orient Tantalum Industry Co., Ltd.
Jilin He
C21 - METALLURGY OF IRON
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Patents Applications
last 30 patents
Information
Patent Application
TANTALUM-TUNGSTEN ALLOY POWDER AND PREPARATION METHOD THEREFOR
Publication number
20240316629
Publication date
Sep 26, 2024
NINGXIA ORIENT TANTALUM INDUSTRY CO., LTD.
Xiaoping Li
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD FOR PRODUCING TANTALUM POWDER FOR CAPACITORS BY REDUCING TAN...
Publication number
20240198422
Publication date
Jun 20, 2024
NINGXIA ORIENT TANTALUM INDUSTRY CO., LTD.
Yuewei Cheng
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD FOR PRODUCING TANTALUM POWDER AND TANTALUM POWDER OBTAINED B...
Publication number
20240157437
Publication date
May 16, 2024
NINGXIA ORIENT TANTALUM INDUSTRY CO., LTD.
Yuewei Cheng
B22 - CASTING POWDER METALLURGY
Information
Patent Application
LOW-CARBON HIGH-PURITY TANTALUM PENTOXIDE POWDER AND PREPARATION ME...
Publication number
20240150194
Publication date
May 9, 2024
NINGXIA ORIENT TANTALUM INDUSTRY CO., LTD.
Shun Guo
C01 - INORGANIC CHEMISTRY
Information
Patent Application
TANTALUM POWDER AND PREPARATION METHOD THEREFOR
Publication number
20210060654
Publication date
Mar 4, 2021
Ningxia Orient Tantalum Industry Co., Ltd.
Haiyan MA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
FLAKED TANTALUM POWDER AND PREPARATION METHOD THEREOF
Publication number
20190308247
Publication date
Oct 10, 2019
NINGXIA ORIENT TANTALUM INDUSTRY CO., LTD.
Xueqing CHEN
B22 - CASTING POWDER METALLURGY
Information
Patent Application
COMPOSITE TANTALUM POWDER AND PROCESS FOR PREPARING THE SAME AND CA...
Publication number
20170232509
Publication date
Aug 17, 2017
NINGXIA ORIENT TANTALUM INDUSTRY CO., LTD.
GUOQI YANG
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
TANTALUM POWDER AND PROCESS FOR PREPARING THE SAME, AND SINTERED AN...
Publication number
20170226616
Publication date
Aug 10, 2017
NINGXIA ORIENT TANTALUM INDUSTRY CO., LTD.
Yuewei CHENG
C21 - METALLURGY OF IRON
Information
Patent Application
Process For Preparing Tantalum Powders For Use In An Electrolytic C...
Publication number
20170072462
Publication date
Mar 16, 2017
Ningxia Orient Tantalum Industry Co., Ltd.
Zhongxiang LI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HIGH-PURITY TANTALUM POWDER AND PREPARATION METHOD THEREOF
Publication number
20160354838
Publication date
Dec 8, 2016
Ningxia Orient Tantalum Industry Co., Ltd.
Zhongxiang LI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HIGH SPECIFIC CAPACITANCE CAPACITOR-GRADE TANTALUM POWDER WITH IMPR...
Publication number
20160314904
Publication date
Oct 27, 2016
Ningxia Orient Tantalum Industry Co., Ltd.
Guoqi YANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR PREPARING TANTALUM POWDER OF CAPACITOR GRADE WITH HIGH N...
Publication number
20160059319
Publication date
Mar 3, 2016
Ningxia Orient Tantalum Industry Co., Ltd.
Guoqi YANG
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Tantalum Wire Used for Anode Lead of Tantalum Capacitor and Manufac...
Publication number
20160035494
Publication date
Feb 4, 2016
Ningxia Orient Tantalum Industry Co., Ltd.
Bing Zhao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR PREPARING HIGH-PERFORMANCE TANTALUM TARGET
Publication number
20150211107
Publication date
Jul 30, 2015
NINGXIA ORIENT TANTALUM INDUSTRY CO., LTD.
Guipeng Li
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
BASE MATERIAL FOR HIGH TEMPERATURE ALLOY AND MANUFACTURE METHOD THE...
Publication number
20140224446
Publication date
Aug 14, 2014
Ningxia Orient Tantalum Industry Co., Ltd.
XIAOYING SONG
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD FOR PASSIVATING TANTALUM METAL SURFACE AND APPARATUS THEREOF
Publication number
20140076462
Publication date
Mar 20, 2014
Ningxia Orient Tantalum Industry Co., Ltd.
Aiguo Zheng
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Tantalum Wire Used for Anode Lead of Tantalum Capacitor and Manufac...
Publication number
20120300362
Publication date
Nov 29, 2012
Ningxia Orient Tantalum Industry Co., Ltd.
Bing Zhao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR PREPARING A TANTALUM POWDER
Publication number
20120291593
Publication date
Nov 22, 2012
Ningxia Orient Tantalum Industry Co., Ltd.
Guoqi Yang
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Process for Preparing Tantalum Powder for Capacitors
Publication number
20100326239
Publication date
Dec 30, 2010
Ningxia Orient Tantalum Industry Co., Ltd.
Wenfeng SHI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHODS FOR SPHERICALLY GRANULATING AND AGGLOMERATING METAL PARTICL...
Publication number
20070193409
Publication date
Aug 23, 2007
Ningxia Orient Tantalum Industry Co., Ltd.
Jilin He
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Methods for spherically granulating and agglomerating metal particl...
Publication number
20070068341
Publication date
Mar 29, 2007
Ningxia Orient Tantalum Industry Co., Ltd.
Yuewei Cheng
B22 - CASTING POWDER METALLURGY