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. 26, 1993
Filed:
Jun. 25, 1991
Applicant:
Inventors:
Hubert Bousquet, Caluire, FR;
Georges Ravet, Saint-Genis-Les-Ollieres, FR;
Jacky Rousset, Saint-Trivier-Sur-Moignans, FR;
Assignee:
Coatex S.A., Caluire, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
241 16 ; 423D / ; 241 17 ; 106465 ;
Abstract
Ground calcium carbonate is prepared by a process of grinding a suspension containing calcium carbonate and a water-soluble grinding agent in an aqueous medium while the temperature of the aqueous suspension is kept at or below 60.degree. C.
Bousquet, Hubert. (1993). Process for grinding calcium carbonate in aqueous media (U.S. Patent No. 5181662). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5181662
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile