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:
Oct. 24, 2023
Filed:
Sep. 19, 2019
Applicant:
Fraunhofer-gesellschaft Zur Förderung Der Angewandten Forschung E.v., Munich, DE;
Inventors:
Matthias Busse, Bremen, DE;
Christian Soltmann, Bremen, DE;
Lukas Stumm, Bremen, DE;
Franz-Josef Wöstmann, Bremen, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22C 1/18 (2006.01); B22C 9/10 (2006.01); B22C 9/12 (2006.01);
U.S. Cl.
CPC ...
B22C 1/186 (2013.01); B22C 9/106 (2013.01); B22C 9/126 (2013.01);
Abstract
The present invention relates to a casting core for casting molds, wherein the casting core contains or consists of ceramic particles bound with a silica sol. The casting core has a pore structure, in which the average pore size of the pores increases at least in sections from the outside to the inside in the casting core. The present invention also relates to a method for producing the casting core according to the invention and to the use of the casting core according to the invention.