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. 01, 2016
Filed:
Sep. 09, 2014
Applicant:
Saudi Arabian Oil Company, Dhahran, SA;
Inventors:
Abdullah Saleh Al-Yami, Dhahran, SA;
Ahmad Saleh Al-Humaidi, Dammam, SA;
Assignee:
Saudi Arabian Oil Company, , SA;
Primary Examiner:
Int. Cl.
CPC ...
C04B 14/04 (2006.01); C09K 8/493 (2006.01); C04B 28/02 (2006.01); C09K 8/48 (2006.01); C04B 14/06 (2006.01); C04B 22/00 (2006.01); C04B 22/06 (2006.01);
U.S. Cl.
CPC ...
C09K 8/493 (2013.01); C04B 14/04 (2013.01); C04B 14/06 (2013.01); C04B 22/008 (2013.01); C04B 22/06 (2013.01); C04B 28/02 (2013.01); C09K 8/48 (2013.01);
Abstract
The invention provides a high density cement composition for preventing gas migration. The composition includes a silica sand component, a silica flour component, a hematite component, a manganese tetraoxide component, and an expansion additive component.