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:
Sep. 11, 2001
Filed:
Feb. 05, 1999
Applicant:
Inventors:
Udo Schriever, Mülheim, DE;
Hans-Joachim Tschersich, Dorsten, DE;
Assignee:
Thyssen Stahl AG, Duisburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 1/147 ;
U.S. Cl.
CPC ...
H01F 1/147 ;
Abstract
A high-energy weldable soft magnetic steel with high toughness in the heat-affected zone of weld joints, high specific electric resistance to reduce eddy currents, aging resistance and weathering resistance comprises 0.65 to <1.0% chromium, >1.0 to 2.0% silicon, 0.25 to 0.55% copper, 0.003 to 0.008% nitrogen, 0.15 to <0.6% manganese, 0.02 to 0.07% aluminum,0.01 to 0.02% titanium, 0 to 0.15% carbon, 0 to 0.045% phosphorus, the balance iron and unavoidable impurities.