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. 02, 2021
Filed:
Jan. 27, 2017
Applicant:
Uddeholms Ab, Hagfors, SE;
Inventor:
Eva Sjoqvist Persson, Hagfors, SE;
Assignee:
UDDEHOLMS AB, Hagfors, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D 23/10 (2006.01); C22B 9/18 (2006.01); B22D 7/06 (2006.01); B22D 7/00 (2006.01);
U.S. Cl.
CPC ...
B22D 23/10 (2013.01); B22D 7/00 (2013.01); B22D 7/06 (2013.01); C22B 9/18 (2013.01);
Abstract
The invention relates to a mould for the manufacturing of mould steels in an inert gas or a pressurized electro slag re-melting apparatus. The mould comprises a non-rectangular and non-circular inner copper sleeve having a width, w, of 1000-2500 mm and a thickness, t, of 700-1250 mm, wherein the short sides in the thickness direction of the copper sleeve at least partly have sections with curved surfaces and wherein the long sides in the width direction at least partly have sections with curved surfaces.