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:
Dec. 30, 2014
Filed:
Jul. 20, 2012
Dominick M. Colavito, Bangor, PA (US);
Gregory J. Kennedy, Saylorsburg, PA (US);
Yu-ming Liang, Bethlehem, PA (US);
Dominick M. Colavito, Bangor, PA (US);
Gregory J. Kennedy, Saylorsburg, PA (US);
Yu-Ming Liang, Bethlehem, PA (US);
Specialty Minerals (Michigan) Inc., Bingham Farms, MI (US);
Abstract
A lance for feeding an additive wire into a quantity of molten metal below the surface of the molten metal. The lance has an inlet end which receives additive wire and an outlet end which dispenses the additive wire. The lance has an exterior sleeve of cardboard which has an inner surface. A portion of the inner surface of the exterior sleeve contacts an interior sleeve made of a refractory material. At the inlet end of the lance is a cardboard inlet outer sleeve and a cardboard inlet inner sleeve inside of the outer sleeve. The lance can have a coupling for fitting to a wire feeding apparatus.