Patent · US Active

Addition of carbon dioxide to concrete mixtures

US10392305B2 · kind B2 · utility

26Cited by

0References

16Claims

0Family size

Assignee

The Board of Trustees of The University of Alabama · US

Inventors

Jialai Wang · Tuscaloosa, US
Xin Qian · Shanghai, CN

Key dates

Filing date	Mar 22, 2016
Grant date	Aug 27, 2019
Priority date	—
Expiry date	Jan 3, 2037

Classification

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

Abstract

A method for reducing the net amount of carbon dioxide generated in the manufacture of concrete by pre-carbonating calcium rich cementitious materials prior to the addition of ordinary Portland cement is disclosed. Additionally, a composition of concrete is disclosed, which is manufactured by using a mixture of pre-carbonated cementitious materials and ordinary Portland cement.

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