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:
Apr. 14, 2026

Filed:

Apr. 07, 2022
Applicant:

Danieli & C. Officine Meccaniche S.p.a., Buttrio, IT;

Inventors:

Luciano Vignolo, Udine, IT;

Alessandra Primavera, Faedis, IT;

Emanuele Trucillo, Udine, IT;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23G 3/02 (2006.01); G01B 11/06 (2006.01); G01N 25/18 (2006.01); G01N 33/00 (2006.01);
U.S. Cl.
CPC ...
C23G 3/025 (2013.01); C23G 3/021 (2013.01); G01B 11/0616 (2013.01); G01N 25/18 (2013.01); G01N 33/0027 (2013.01);
Abstract

A cleaning plant for hot-rolled metal strips provided with a surface oxide layer, the plant comprising unwinding means for unwinding at least one coil of rolled strip and pickling means for pickling said rolled strip; wherein there are provided measuring means for measuring the thickness of the surface oxide layer, arranged between said unwinding means and said pickling means; and wherein gaseous hydrogen detection means are provided to detect the presence of gaseous hydrogen in fumes produced by said pickling means. A corresponding cleaning method is also claimed.


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