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:
Sep. 22, 2020
Filed:
Oct. 25, 2018
Saudi Arabian Oil Company, Dhahran, SA;
Zainab Alsaihati, Saihat, SA;
Abdullah Al-Yami, Dhahran, SA;
Vikrant Wagle, Abqaiq, SA;
Abdullah Al-Awadh, Dammam, SA;
Abdulaziz Alhelal, Alhsa Hofuf, SA;
Nasser Alhareth, Ras Tanura, SA;
Saudi Arabian Oil Company, Dhahran, SA;
Abstract
Cement slurries, cured cements, and methods of making cured cement and methods of using cement slurries are provided. The cement slurries have, among other attributes, increased yield point, reduced density, improved mechanical properties, increased resistance to HS, and may be used, for instance, in the oil and gas drilling industry. The cement slurry comprises cement precursor material, Saudi Arabian volcanic ash, and an aqueous solution. The Saudi Arabian volcanic ash comprises SO, CaO, SiO, AlO, FeO, MgO, and KO and the cement slurry is free of any other SiOadditive.