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:
Jun. 13, 2017

Filed:

Mar. 03, 2015
Applicants:

Lisheng Wang, Qinhuangdao, CN;

Zhendong Zhang, Qinhuangdao, CN;

Chunhai Liu, Qinhuangdao, CN;

Yongning Wang, Qinhuangdao, CN;

Zhihua Zhu, Qinhuangdao, CN;

Changhai LI, Qinhuangdao, CN;

Inventors:

Lisheng Wang, Qinhuangdao, CN;

Zhendong Zhang, Qinhuangdao, CN;

Chunhai Liu, Qinhuangdao, CN;

Yongning Wang, Qinhuangdao, CN;

Zhihua Zhu, Qinhuangdao, CN;

Changhai Li, Qinhuangdao, CN;

Assignee:

CITIC DICASTAL Co., LTD, Qinhuangdao, Hebei Province, CN;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C 1/02 (2006.01); C22C 21/02 (2006.01); C22C 21/04 (2006.01); B22D 21/00 (2006.01);
U.S. Cl.
CPC ...
C22C 1/026 (2013.01); B22D 21/007 (2013.01); C22C 21/02 (2013.01); C22C 21/04 (2013.01);
Abstract

A process of preparing an aluminum alloy includes the following steps: first adding and completely melting a ZL101 Al-Si ingot and then covering the melt next adding one of modifiers Te and Sb and then performing heat preservation; finally adding one or more of rare earth elements La, Ce, Y and transition metal element Hf and then performing heat preservation. The ZL101 Al-Si alloy melt after the treatments can be casted into an ingot or a part after refining.


Find Patent Forward Citations

Loading…