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.
Patent No.:
Date of Patent:
May. 24, 2011
Filed:
Nov. 07, 2002
Applicant:
Terje Angelskaar, Zurich, CH;
Inventor:
Terje Angelskaar, Zurich, CH;
Assignee:
Construction Research & Technology GmbH, Trostberg, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D 7/00 (2006.01); B05D 1/02 (2006.01); C04B 24/04 (2006.01); C04B 40/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An alkali-free accelerator for sprayed cementitious composition, such as concrete, is prepared by dissolving aluminium sulphate in water and amorphous aluminium hydroxide in water optionally containing amine, and adding at least one stabiliser which is glycolic acid, and optionally at least one defoaming agent.
Angelskaar, Terje. (2011). Cement accelerator and method (U.S. Patent No. 7947334). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7947334
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile