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. 06, 2004
Filed:
May. 06, 2002
Applicant:
Inventors:
Hitoshi Hayashida, Higashi-Ibaraki-gun, JP;
Kuniaki Ara, Higashi-Ibaraki-gun, JP;
Assignee:
Japan Nuclear Cycle Development Institute, Ibaraki-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F22D 7/00 ;
U.S. Cl.
CPC ...
F22D 7/00 ;
Abstract
An intermediate heat exchanger-incorporated type steam generator having an intermediate heat exchanger tube and a steam generating heat exchanger tube disposed separately in a vessel storing a secondary coolant therein. A pump mechanism is made of an electromagnetic pump mechanism formed by an electromagnetic driving coil provided on an outer circumference of the vessel and a magnetic core attached to an inner cylinder disposed in the vessel. At least one porous plate or slotted plate is preferably disposed between the intermediate heat exchanger tube and steam generating heat exchanger tube.