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.
Patent No.:
Date of Patent:
Apr. 12, 2022
Filed:
Jul. 01, 2019
Chongqing University, Chongqing, CN;
Jingfeng Wang, Chongqing, CN;
Shiqing Gao, Chongqing, CN;
Shijie Liu, Chongqing, CN;
Kui Wang, Chongqing, CN;
Fusheng Pan, Chongqing, CN;
CHONGQING UNIVERSITY, Chongqing, CN;
Abstract
Provided are a copper-containing, high-toughness and rapidly degradable magnesium alloy, a preparation method therefor and the use thereof, wherein same relate to the field of materials for oil and gas exploitation. When the magnesium alloy is in an as-cast state, an extrusion state or an aging state, a strengthening phase thereof mainly includes an MgCuRE-type long-period phase and an MgRE phase and an MgCu phase, the MgCuRE-type long-period phase has a volume fraction of 3-60%, the MgRE phase has a volume fraction of 0.5-20%, and the MgCu phase has a volume fraction of 0.5-15%, wherein RE is a rare-earth metal element.