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:
Mar. 04, 2008
Filed:
Aug. 06, 2002
Applicants:
Felix Van Der Kooij, Schiedam, NL;
Henk Lekkerkerker, Maarn, NL;
Edo Sicco Boek, Cambridgeshire, GB;
Inventors:
Felix Van Der Kooij, Schiedam, NL;
Henk Lekkerkerker, Maarn, NL;
Edo Sicco Boek, Cambridgeshire, GB;
Assignee:
M-I L.L.C., Houston, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A water-based, shear-thinning process fluid comprises bentonite, aluminium hydroxide particles, and salt. The median diameter (by weight) of the aluminium hydroxide particles does not exceed 2 μm.
Van Der Kooij, Felix. (2008). Process fluid (U.S. Patent No. 7338922). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7338922
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile