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:
Mar. 05, 2013
Filed:
Nov. 28, 2008
Applicants:
Alfredo Poloni, Fogliano Redipuglia, IT;
Nuredin Kapaj, Udine, IT;
Andrea DE Luca, Remanzacco, IT;
Gianluca Bazzaro, Codroipo, IT;
Inventors:
Alfredo Poloni, Fogliano Redipuglia, IT;
Nuredin Kapaj, Udine, IT;
Andrea De Luca, Remanzacco, IT;
Gianluca Bazzaro, Codroipo, IT;
Assignee:
Danieli & C. Officine Meccaniche S.p.A., Buttrio, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21D 9/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
Process for the in-line thermal treatment of rolled rails which ensures to obtain a fine pearlitic structure which is uniform through a whole predetermined superficial thickness of the rail head. There is also disclosed a new device for the thermal treatment of rails in-line with a rolling system which, as compared to the known devices, is structurally much simpler, has a high sturdiness and requires less maintenance.