Patent · US Active

Method for using alkanolamine in a grinder

US12286383B2 · kind B2 · utility

0Cited by

1References

6Claims

0Family size

Assignee

CHRYSO · FR

Inventors

Bruno Pellerin · Avon, FR
Martinho Duarte Amaro Correia · Johannesburg, ZA

Key dates

Filing date	Oct 10, 2019
Grant date	Apr 29, 2025
Priority date	—
Expiry date	Feb 4, 2042

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC04B2103/50
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

Disclosed is a method for using a secondary or tertiary alkanolamine for grinding cement, the method including: forming an inorganic acid salt of the alkanolamine; and adding the salified alkanolamine to a grinder.

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