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.

Date of Patent:
Oct. 15, 2024

Filed:

Mar. 26, 2024
Applicant:

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

Inventors:

Tawfik Abdo Saleh, Dhahran, SA;

Azeem Rana, Dhahran, SA;

Mobeen Murtaza, Dhahran, SA;

Muhammad Shahzad Kamal, Dhahran, SA;

Mohamed Mahmoud, Dhahran, SA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/02 (2006.01); C09K 8/20 (2006.01);
U.S. Cl.
CPC ...
C09K 8/206 (2013.01); C09K 2208/12 (2013.01);
Abstract

A drilling fluid composition includes an aqueous base fluid, 0.01 to 10 wt. % of a date palm leaves extract (DPLE), 1 to 10 wt. % of clay particles, and 0.01 to 1 wt. % of a base, where each wt. % based on a total weight of the drilling fluid composition. The DPLE is homogenously disposed on surfaces of the clay particles. The clay particles disposed with the DPLE are present in the drilling fluid composition in the form of a composite. A pellet made from the clay particles treated with the DPLE has a swelling value at least 75% less than a swelling value of the pellet in an aqueous composition that does not contain the DLPE. A method of making the drilling fluid composition.


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