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:
Feb. 13, 2018
Filed:
Apr. 30, 2015
Applicant:
Ask Chemicals Gmbh, Hilden, DE;
Inventors:
Jörg Körschgen, Leichlingen, DE;
Christian Priebe, Wülfrath, DE;
Pierre-Henri Vacelet, Saint Marcel, FR;
Assignee:
ASK Chemicals GmbH, Hilden, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22C 1/22 (2006.01); B22C 9/02 (2006.01); B22C 1/10 (2006.01); B22C 9/12 (2006.01); C04B 35/14 (2006.01);
U.S. Cl.
CPC ...
B22C 1/2253 (2013.01); B22C 1/10 (2013.01); B22C 9/02 (2013.01); B22C 9/123 (2013.01); C04B 35/14 (2013.01);
Abstract
The invention relates to mold material mixtures for producing molds and cores for metal casting, consisting of at least one refractory material, a binder based on resols and amorphous silicon dioxide. The invention also relates to a multicomponent system and methods for producing molds and cores using the mold material mixtures as well as molds and cores for metal casting produced according to this method.