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:
Jan. 04, 2022

Filed:

Mar. 28, 2019
Applicant:

Centre DE Recherches Métallurgiques Asbl—centrum Voor Research IN DE Metallurgie Vzw, Brussels, BE;

Inventors:

Guy Monfort, Montegnee, BE;

Genevieve Moreas, Wanze, BE;

Olivier Herbiet, Plainevaux, BE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 33/2028 (2019.01); C21D 9/56 (2006.01); C21D 9/573 (2006.01); C21D 11/00 (2006.01); G01N 27/72 (2006.01);
U.S. Cl.
CPC ...
G01N 33/2028 (2019.01); C21D 9/562 (2013.01); C21D 9/573 (2013.01); C21D 11/00 (2013.01); G01N 27/72 (2013.01); C21D 2211/001 (2013.01);
Abstract

A method for electromagnetic and real-time measurement of a percentage of austenite contained in a steel strip in continuous motion during in-line manufacture or transformation thereof, by a device including the steel strip and a measuring device including at least: an alternating-current generator; a first coil supplied by the alternating-current generator, called a transmitting coil, and a second coil, called a receiving coil, the first and second coils being arranged parallel to each other or coaxial and on both sides of the steel strip, a distance between the coils being fixed and between 10 and 200 mm; a core of ferromagnetic material being a center of each coil, respectively; and at least one voltage-measuring device connected to terminals of the receiving coil, being a multimeter or an electronic acquisition system having an analog-digital converter coupled to a computer, to obtain the percentage of austenite contained in the steel strip.


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