The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 14, 2025

Filed:

Aug. 11, 2020
Applicant:

Henan University of Science and Technology, Henan, CN;

Inventors:

Shizhong Wei, Henan, CN;

Liujie Xu, Henan, CN;

Fangnao Xiao, Henan, CN;

Kunming Pan, Henan, CN;

Yucheng Zhou, Henan, CN;

Xiuqing Li, Henan, CN;

Jiwen Li, Henan, CN;

Xiran Wang, Henan, CN;

Xiaodong Wang, Henan, CN;

Cheng Zhang, Henan, CN;

Chong Chen, Henan, CN;

Feng Mao, Henan, CN;

Mei Xiong, Henan, CN;

Guoshang Zhang, Henan, CN;

Dongliang Jin, Henan, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C 1/04 (2022.12); B21C 23/00 (2005.12); B22F 1/142 (2021.12); B22F 3/10 (2005.12); B22F 3/16 (2005.12); B22F 9/04 (2005.12); B22F 9/24 (2005.12); C22C 27/04 (2005.12); C22C 28/00 (2005.12); C22F 1/18 (2005.12);
U.S. Cl.
CPC ...
C22C 1/045 (2012.12); B21C 23/002 (2012.12); B21C 23/007 (2012.12); B22F 1/142 (2021.12); B22F 3/1035 (2012.12); B22F 3/16 (2012.12); B22F 9/04 (2012.12); B22F 9/24 (2012.12); C22C 27/04 (2012.12); C22C 28/00 (2012.12); C22F 1/18 (2012.12); B22F 2009/043 (2012.12); B22F 2301/20 (2012.12); B22F 2302/25 (2012.12);
Abstract

A tungsten-base alloy material and a preparation method therefor. The preparation method comprises: 1) evenly grinding composite powder containing tungsten and zirconium oxide, and then performing annealing treatment at 700-1000° C. to obtain powder A; and 2) grinding and then compression moulding the powder A, and then performing liquid-phase sintering to obtain a tungsten-base alloy blank so as to obtain the tungsten-base alloy material.


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