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.:

US 7727405 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 01, 2010

Filed:

May. 26, 2004
Applicants:

Takeshi Izumi, Yokohama, JP;

Masahiro Hagiwara, Yokohama, JP;

Inventors:

Takeshi Izumi, Yokohama, JP;

Masahiro Hagiwara, Yokohama, JP;

Assignee:

Ebara Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 47/04 (2006.01); B01J 49/00 (2006.01); C02F 1/42 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides methods and equipments for demineralizing condensate, aiming at achieving high-purity effluent quality with a low concentration of sulfate ions derived from organic impurities leaching from cation resins in the condensate treatment by condensate demineralizers in nuclear power plants. The present invention relates to a condensate demineralizer for demineralizing condensate in a nuclear power plant, comprising a mixed bed of a strongly acidic gel-type cation exchange resin and a uniform particle size strongly basic porous anion exchange resin.


Find Patent Forward Citations

Izumi, Takeshi. (2010). Method for demineralizing condensate (U.S. Patent No. 7727405). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7727405

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