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. 11, 1987
Filed:
Mar. 18, 1986
Applicant:
Inventor:
Shinichi Hirano, Higashi-ku, Nagoya-shi, Aichi-ken, JP;
Assignees:
Other;
Seiko Instruments & Electronics Ltd., Tokyo, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C30B / ; C30B / ; C01F / ;
U.S. Cl.
CPC ...
1566 / ; 156D / ; 423430 ;
Abstract
Calcium carbonate single crystal, which can be optically used and industrialized, is produced by hydrothermal synthesis method in which the single crystal over species crystal is grown by using NaCl or KCl or LiCl aqueous solution under fixed temperature and pressure.