Lightweight foam concrete with elemental sulfur

US9834477B1 · kind B1 · utility

Assignees

• SAUDI ARABIAN OIL COMPANY · SA
• KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS · SA

Inventors

• Mohammed Al-Mehthel · Dhahran, SA
• Mohammed Maslehuddin · Dhahran, SA
• Saleh H. Al-Idi · Dhahran, SA
• Mohammed Shameem · Dhahran, SA

Key dates

• Filing date: Feb 28, 2017
• Grant date: Dec 5, 2017
• Expiry date: Feb 28, 2037

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C04B2201/50
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

A foam concrete with elemental sulfur has constituents that include a cement, a fine filler, an elemental sulfur in powder form, a coarse aggregate, a water, and a foam solution. The foam solution includes a foaming agent and a foaming water. The foam concrete has a compressive strength of at least 26 MPa, a thermal conductivity of less than 0.30 W/mK and a maximum dry weight of 1620 kg/m3.