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:
May. 11, 2010
Filed:
Apr. 24, 2006
Fumiaki Nakashima, Kashima-gun, JP;
Hisakazu Arima, Kashima-gun, JP;
Shintaro Kikuchi, Kashima-gun, JP;
Hachiro Hirano, Ichihara, JP;
Fumiaki Nakashima, Kashima-gun, JP;
Hisakazu Arima, Kashima-gun, JP;
Shintaro Kikuchi, Kashima-gun, JP;
Hachiro Hirano, Ichihara, JP;
Asahi Glass Company, Limited, Tokyo, JP;
Abstract
A process for producing an alkali metal hydrogencarbonate by reacting an aqueous solution containing alkali metal ions with carbon dioxide in a prescribed crystallizer to precipitate crystals of an alkali metal hydrogencarbonate, and in this process a part of a slurry containing the alkali metal hydrogencarbonate crystals in the aqueous solution is withdrawn from the crystallizer and, after dissolution of a part of the crystals, it is returned to the crystallizer.