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. 13, 2021
Filed:
May. 24, 2019
Clearize Co., Ltd., Hitachinaka, JP;
Kazuki Hatoya, Ibaraki, JP;
Takashi Hishinuma, Ibaraki, JP;
Tsunenobu Yokosuka, Ibaraki, JP;
Hidenori Inabe, Tokyo, JP;
Yoichi Hirata, Tokyo, JP;
Hitoshi Yashiro, Iwate, JP;
CLEARIZE Co., Ltd., Hitachinaka, JP;
Abstract
A absorption chiller-heater includes a low temperature regenerator, a high temperature regenerator, a condenser, an evaporator, an absorber, and a heat exchanger, in which water is used as a refrigerant and a lithium bromide aqueous solution is used as an absorption liquid, and the absorption liquid contains a molybdate as a corrosion inhibitor, sodium sulfite or sodium bisulfite as a concentration improving agent, and an octyldimethylethylammonium salt or a lauryldimethylethylammonium salt as a dispersant.