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:
Feb. 27, 2018
Filed:
Oct. 29, 2014
Massachusetts Institute of Technology, Cambridge, MA (US);
Total Marketing Services, Puteaux, FR;
Paul J. Burke, Framingham, MA (US);
Brice H. V. Chung, Boston, MA (US);
Satyajit R. Phadke, Arlington, MA (US);
Xiaohui Ning, Shaanxi, CN;
Donald R. Sadoway, Cambridge, MA (US);
Massachusetts Institute of Technology, Cambridge, MA (US);
Total S.A., Courbevoie, FR;
Total Energies Nouvelles Activites USA, Coubervoie, FR;
Abstract
A battery system that exchanges energy with an external device is provided. The battery system includes a positive electrode having a first metal or alloy, a negative electrode having a second metal or alloy, and an electrolyte including a salt of the second metal or alloy. The positive electrode, the negative electrode, and the electrolyte are in a liquid phase at an operating temperature during at least one portion of operation. The positive electrode is entirely in a liquid phase in one charged state and includes a solid phase in another charged state. The solid phase of the positive electrode includes a solid intermetallic formed by the first and the second metals or alloys. Methods of storing electrical energy from an external circuit using such a battery system are also provided.