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:
Jun. 07, 2016
Filed:
Dec. 17, 2009
Applicants:
Christian Gierl-mayer, Vienna, AT;
Herbert Danninger, Vienna, AT;
Yousef Hemmatpour, Tehran, IR;
Inventors:
Assignee:
TECHNISCHE UNIVERSITÄT WIEN, Vienna, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 38/08 (2006.01); C22C 38/04 (2006.01); C22C 33/02 (2006.01); C22C 35/00 (2006.01); C22C 38/42 (2006.01); C22C 38/44 (2006.01); C22C 38/56 (2006.01); C22C 38/12 (2006.01); C21D 1/18 (2006.01);
U.S. Cl.
CPC ...
C22C 38/04 (2013.01); C22C 33/0257 (2013.01); C22C 35/005 (2013.01); C22C 38/42 (2013.01); C22C 38/44 (2013.01); C22C 38/56 (2013.01); B22F 2998/10 (2013.01); C21D 1/18 (2013.01);
Abstract
An iron-carbon master alloy is described, with a C content of 0.3 to 8 wt % and an upper limit of alloying metals Ni<10 wt %, P<4 wt %, Cr<5 wt %, preferably<1 wt %, Mn<5 wt %, preferably<1 wt %, Mo<3 wt %, W<3 wt %, Cu<1 wt %, a particle size of >20 μm and a hardness of <350 HV 0.01, and a method for the manufacture of said master alloy.