The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 11, 2021

Filed:

Jun. 04, 2018
Applicant:

Heidelbergcement Ag, Heidelberg, DE;

Inventors:

Maciej Zajac, Heidelberg, DE;

Mohsen Ben Haha, Heidelberg, DE;

Gerd Bolte, Schriesheim, DE;

Assignee:

HConnect 2 GmbH, Heidelberg, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 28/16 (2006.01); C04B 14/28 (2006.01); C04B 24/12 (2006.01); C04B 28/08 (2006.01); C04B 40/00 (2006.01);
U.S. Cl.
CPC ...
C04B 28/16 (2013.01); C04B 14/28 (2013.01); C04B 24/122 (2013.01); C04B 28/08 (2013.01); C04B 40/0039 (2013.01);
Abstract

The present invention relates to a composite cement obtainable by grinding Portland cement clinker and latent hydraulic material together, preferably in the presence of at least one amine grinding aid, to provide a ground mixture and combining the ground mixture with a mineral filler. It further relates to a method of manufacturing the composite cement comprising the steps of grinding a latent hydraulic material and a portland cement clinker together, preferably in the presence of at least one amine, to provide a ground mixture and combining the ground mixture with one or more mineral fillers as well as to binders and to using the cement or binders as building material.


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