Patent · US Active

Curable concrete composition containing palm ash

US11613499B2 · kind B2 · utility

0Cited by

4References

9Claims

0Family size

Assignee

KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS · SA

Inventors

Babatunde Abiodun Salami · Dhahran, SA
Megat Azmi Megat Johari · Petaling Jaya, MY
Mohammed Maslehuddin · Dhahran, SA
Zainal Arifin Ahmad · Dhahran, SA

Key dates

Filing date	Aug 16, 2021
Grant date	Mar 28, 2023
Priority date	—
Expiry date	Aug 16, 2041

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02W30/91
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

A concrete composition that includes (i) a treated palm oil fuel ash, wherein the treated palm oil fuel ash is the only binder present, (ii) a fine aggregate, (iii) a coarse aggregate, and (iv) an alkali activator containing an aqueous solution of sodium hydroxide and sodium silicate. A cured concrete made from the concrete composition is also disclosed with advantageous compressive strength properties.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.