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:
Jun. 14, 2022

Filed:

Feb. 12, 2020
Applicant:

Gtp Schäfer Gießtechnische Produkte Gmbh, Grevenbroich, DE;

Inventors:

Olof Hilger, Wuppertal, DE;

Jörg Schäfer, Frechen, DE;

Thomas Schäfer, Frechen, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22C 9/08 (2006.01); B22C 7/06 (2006.01);
U.S. Cl.
CPC ...
B22C 9/082 (2013.01); B22C 7/06 (2013.01); B22C 9/088 (2013.01);
Abstract

A riser sleeve () for using when pouring metals into a casting mould includes a riser body (). The riser body () includes


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