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:
Aug. 24, 2021
Filed:
Feb. 26, 2018
Applicant:
Shiraishi Central Laboratories Co. Ltd., Amagasaki, JP;
Inventors:
Assignee:
SHIRAISHI CENTRAL LABORATORIES CO. LTD., Amagasaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
C04B 38/10 (2006.01); C01F 11/18 (2006.01); C04B 35/00 (2006.01);
U.S. Cl.
CPC ...
C04B 38/10 (2013.01); C01F 11/18 (2013.01); C04B 35/00 (2013.01); C01P 2004/04 (2013.01); C01P 2004/60 (2013.01); C01P 2006/12 (2013.01); C04B 2235/661 (2013.01);
Abstract
Provided is a production method that can easily produce a calcium carbonate porous sintered body. The production method includes the steps of: preparing a dispersion liquid containing calcium carbonate and a gelling agent; adding a foaming agent to the dispersion liquid, followed by stirring until foamy to make a foam; turning the foam into a gel; and sintering the gelled foam to produce a calcium carbonate porous sintered body.