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:
Nov. 21, 2023
Filed:
Feb. 20, 2019
Applicant:
Imertech Sas, Paris, FR;
Inventors:
Nigel V. Jarvis, St. Austell, GB;
Graham M. Pring, Lostwithiel, GB;
Desmond Charles Payton, St. Austell, GB;
Andrew Findlay, Truro, GB;
Matthew Cheeseman, Camborne, GB;
Assignee:
Imertech SAS, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
C01F 11/18 (2006.01); C09D 1/00 (2006.01); D21H 21/52 (2006.01); D21H 21/28 (2006.01); D21H 19/38 (2006.01);
U.S. Cl.
CPC ...
C01F 11/183 (2013.01); C01F 11/185 (2013.01); C09D 1/00 (2013.01); D21H 19/385 (2013.01); D21H 21/28 (2013.01); D21H 21/52 (2013.01); C01P 2004/45 (2013.01); C01P 2004/53 (2013.01); C01P 2006/12 (2013.01);
Abstract
The present application relates to aqueous slurries comprising precipitated calcium carbonates having a bimodal particle size distribution with a first maximum in particle size distribution and a second maximum in particle size distribution, as well as methods for making them and their uses.