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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.:

US 9650296 B1

PDFFull Text
Expired
Date of Patent:
May. 16, 2017

Filed:

Dec. 17, 2014

Nanoclay as an additive for high pressure and high temperature well cementing

Applicant:

King Fahd University of Petroleum and Minerals, Dhahran, SA;

Inventors:

Muhammad Kalimur Rahman, Dhahran, SA;

Mobeen Murtaza, Okara, PK;

Abdulaziz Abdalla Al-Majed, Dhahran, SA;

Mesfer Mohammed Al-Zahrani, Dhahran, SA;

Assignee:

King Fahd University of Petroleum and Minerals, Dhahran, SA;

Attorney:

Oblon, McClelland, Maier & Neustadt, L.L.P.

Primary Examiner:

Paul Marcantoni

Int. Cl.
CPC ...
C04B 14/10 (2006.01); E21B 33/13 (2006.01); C04B 16/00 (2006.01); C04B 24/42 (2006.01); C04B 28/02 (2006.01); C09K 8/473 (2006.01); C09K 8/48 (2006.01); C09K 8/487 (2006.01); C04B 103/00 (2006.01);
U.S. Cl.
CPC ...
C04B 16/00 (2013.01); C04B 24/425 (2013.01); C04B 28/02 (2013.01); C09K 8/473 (2013.01); C09K 8/48 (2013.01); C09K 8/487 (2013.01); C04B 2103/0029 (2013.01); C04B 2103/0035 (2013.01); C04B 2103/0036 (2013.01);
Abstract

A cement slurry composition, containing hydraulic cement, water, and from 1 to less than 4% of an organically modified nanoclay. A method for cementing a high pressure high temperature well by pumping the cement composition of claimbetween a casing and a formation of a well bore to fill a gap between the casing and the formation, and allowing the cement to harden.

Find Patent Forward Citations

Rahman, Muhammad. (2017). Nanoclay as an additive for high pressure and high temperature well cementing (U.S. Patent No. 9650296). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9650296

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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