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US 12,286,383 B2Granted
Method for using alkanolamine in a grinder
AssigneeChryso
InventorsBruno Pellerin, Martinho Duarte Amaro Correia
Life of this patent
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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.
Claims6
A method for reducing the fluidity of at least one hydraulic binder in a grinding mill, the method comprising:
- forming an inorganic acid salt of triisopropanolamine (TIPA);
- adding the inorganic acid salt of triisopropanolamine into the grinding mill,
- wherein the fluidity of the hydraulic binder is reduced.
Dependencies are inferred from the claim text.