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. 25, 2022
Filed:
Nov. 18, 2016
Kabushiki Kaisha Toyota Jidoshokki, Kariya, JP;
Japan Fine Ceramics Center, Nagoya, JP;
Takuhito Tsutsui, Kariya, JP;
Toru Sasatani, Kariya, JP;
Kazuto Noritake, Kariya, JP;
Yoshiki Okuhara, Nagoya, JP;
Tomohiro Kuroyama, Nagoya, JP;
Daisuke Igimi, Nagoya, JP;
KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, Kariya, JP;
JAPAN FINE CERAMICS CENTER, Nagoya, JP;
Abstract
A solar heat collector tube in which at least an infrared reflective layer, a sunlight-heat conversion layer and an anti-reflection layer are provided on the outer surface of a tube through the interior of which a heat medium can flow, wherein the infrared reflective layer in the solar heat collector tube is an Ag layer having Nb dispersed therein, the content of Nb being 0.1 at % to 31.8 at %.