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:
Jan. 24, 2017
Filed:
Nov. 15, 2013
Sumitomo Electric Industries, Ltd., Osaka-shi, Osaka, JP;
Keiichiro Tanabe, Osaka, JP;
Koma Numata, Osaka, JP;
Koji Nitta, Osaka, JP;
Shoichiro Sakai, Osaka, JP;
Atsushi Fukunaga, Osaka, JP;
Eiko Itani, Osaka, JP;
Shinji Inazawa, Osaka, JP;
SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka, JP;
Abstract
Provided is a power supply system capable of being used in a well over a long period of time. A power supply system for a well according to the present invention includes a secondary battery having an operating temperature range including a temperature of the inside of a well and supplying power to a device installed in the well; and a charge-discharge mechanism for charging and discharging the secondary battery, and is installed in the well. The secondary battery to be used in the power supply system may be a molten salt battery, and may include a sensor and communication apparatus.