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:
Oct. 21, 2014
Filed:
Jan. 18, 2011
Nobuyuki Hori, Tokyo, JP;
Ryuichi Narita, Tokyo, JP;
Moritatsu Nishimura, Tokyo, JP;
Harutaka Suzuki, Tokyo, JP;
Koji Okimura, Tokyo, JP;
Nobuyuki Hori, Tokyo, JP;
Ryuichi Narita, Tokyo, JP;
Moritatsu Nishimura, Tokyo, JP;
Harutaka Suzuki, Tokyo, JP;
Koji Okimura, Tokyo, JP;
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Abstract
[Problem] To facilitate mounting of a nozzle. [Solving Means] In a nozzle mounting structure for mounting a nozzlepenetrating through a reactor vesselhaving a hemispherical concave inner surface, the nozzle mounting structure includes a removed concave portionin which a base materialon an inner surface side of the reactor vesselis removed in a symmetrical shape around a normal line N on the hemispherical concave inner surface of the reactor vessel, a flangeprovided on the nozzle, formed in a same symmetrical shape as that of the removed concave portionaround the normal line N, and inserted into the removed concave portion, and a weld partprovided around the normal line N for welding the flangeto the reactor vessel