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. 28, 1992
Filed:
Jul. 19, 1990
Eishi Ibe, Katsuta, JP;
Hidetoshi Karasawa, Katsuta, JP;
Maroto Nagase, Hitachi, JP;
Masaharu Sakagami, Katsuta, JP;
Shunsuke Uchida, Hitachi, JP;
Minoru Miki, Hitachi, JP;
Yamato Asakura, Katsuta, JP;
Motoaki Utamura, Hitachi, JP;
Fumio Kawamura, Hitachi, JP;
Katsumi Ohsumi, Hitachi, JP;
Yoshinori Chiba, Ibaraki, JP;
Hitachi, Ltd., Tokyo, JP;
Hitachi Engineering Co., Ltd., Ibaraki, JP;
Abstract
A direct cycle type atomic power plant provided with a means for suppressing transfer of radioactive nitrogen compounds generated by nuclear reaction in the core from the reactor water to steam, where an increase in the dose rate in the main steam system and the turbine system due to carry-over of radioactive nitrogen atom, .sup.16 N, generated in the core can be suppressed, and the radioactivity therein can be reduced.