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.:

US 7942455 B1

PDF
Full Text
Expired
Date of Patent:
May. 17, 2011

Filed:

Feb. 03, 2004
Applicants:

François-noël Richard, Chatenois, FR;

Aldo Ruffaldi, Kraainem, BE;

Inventors:

François-Noël Richard, Chatenois, FR;

Aldo Ruffaldi, Kraainem, BE;

Assignee:

Vesuvius Crucible Company, Wilmington, DE (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16L 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A device for connecting a fluid circulating line to a refractory element having a wall provided with a cylindrical bore comprises a gasket intended to be located into the bore and a first supporting element compressing the gasket from the outside of the bore. A second supporting element which can be introduced into the bore sandwiches the gasket together with the first Supporting element and a rod brings the two supporting elements closer so as to compress the gasket. Also, a refractory element, notably a nozzle or pouring shroud, is provided with a cylindrical bore size to receive two supporting elements and a tightening gasket sandwiched by these supporting elements.


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Richard, François-Noël. (2011). Device for connecting a fluid circulating line to a refractory element and refractory element (U.S. Patent No. 7942455). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7942455

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