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:
Apr. 27, 2021
Filed:
Mar. 26, 2019
Applicant:
Valme S.r.l.—unico Socio, Rogolo, IT;
Inventors:
Paolo Dario Maini, Lissone, IT;
Luca Soggetto, Como, IT;
Assignee:
VALME S.R.L.—UNICO SOCIO, Rogolo, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D 13/02 (2006.01); B22D 19/08 (2006.01); B21C 37/15 (2006.01); B65G 53/52 (2006.01); F16L 9/18 (2006.01); F16L 57/06 (2006.01); B22D 13/10 (2006.01); C22C 29/06 (2006.01); F16L 9/14 (2006.01); B65G 53/32 (2006.01); F16L 9/10 (2006.01);
U.S. Cl.
CPC ...
B21C 37/154 (2013.01); B22D 13/023 (2013.01); B22D 13/102 (2013.01); B22D 19/08 (2013.01); B65G 53/523 (2013.01); C22C 29/06 (2013.01); F16L 9/14 (2013.01); F16L 9/18 (2013.01); F16L 57/06 (2013.01); B65G 53/32 (2013.01); F16L 9/10 (2013.01);
Abstract
A method to make a tubular element to transfer abrasive materials such as concrete, inert materials or suchlike, where the tubular element includes an external tubular component made of steel and an internal tubular component, coaxial to the external tubular component, where the internal tubular component is made of chromium carbide, or other similar material resistant to wear.