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.

Date of Patent:
Jan. 18, 2022

Filed:

Oct. 30, 2019
Applicant:

Kabushiki Kaisha Toshiba, Minato-ku, JP;

Inventors:

Takashi Sato, Yokohama, JP;

Keiji Matsumoto, Yokohama, JP;

Masato Yamada, Yokohama, JP;

Assignee:

Kabushiki Kaisha Toshiba, Minato-ku, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G21C 9/016 (2006.01); G21C 15/12 (2006.01); G21C 15/18 (2006.01); G21C 1/08 (2006.01); G21C 15/26 (2006.01);
U.S. Cl.
CPC ...
G21C 9/016 (2013.01); G21C 15/12 (2013.01); G21C 15/18 (2013.01); G21C 1/084 (2013.01); G21C 15/26 (2013.01); Y02E 30/30 (2013.01);
Abstract

According to an embodiment, a core catcher has: a main body including: a distributor arranged on a part of a base mat in the lower dry well, a basin arranged on the distributor, cooling channels arranged on a lower surface of the basin connected to the distributor and extending in radial directions, and a riser connected to the cooling channels and extending upward; a lid connected to an upper end of the riser and covering the main body; a cooling water injection pipe open, at one end, to the suppression pool, connected at another end to the distributor; and chimney pipes connected, at one end, to the riser, another end being located above the upper end of the riser and submerged and open in the pool water.


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