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:
Mar. 01, 2005
Filed:
Sep. 16, 2002
Thomas M. Vickers, Concord Township, OH (US);
Rainer Packe-wirth, Trostberg, DE;
Michael Porsch, Minneapolis, MN (US);
Samy M. Shendy, Cuyahoga Falls, OH (US);
Lynn E. Brower, Solon, OH (US);
John Pickett, Bedford, OH (US);
Runhai LU, Stow, OH (US);
Frank Danko, Macedonia, OH (US);
Jeffrey R. Bury, Macedonia, OH (US);
Thomas M. Vickers, Concord Township, OH (US);
Rainer Packe-Wirth, Trostberg, DE;
Michael Porsch, Minneapolis, MN (US);
Samy M. Shendy, Cuyahoga Falls, OH (US);
Lynn E. Brower, Solon, OH (US);
John Pickett, Bedford, OH (US);
Runhai Lu, Stow, OH (US);
Frank Danko, Macedonia, OH (US);
Jeffrey R. Bury, Macedonia, OH (US);
Construction Research & Technology GmbH, Trostberg, DE;
Abstract
A dry cast article and method for making the same, wherein the dry cast article includes an oligomeric dispersant that is a reaction product of two or three moieties is provided. To make a dry cast article, hydraulic cement, water, coarse aggregate, fine aggregate, optionally a surface active agent/air entraining agent, and an oligomeric dispersant are mixed and used to form a dry cast article from the mixture.