Bonded particle filters

Details Bonded particle filters Bonded particle filters

2007-01-02

2007-01-02

Kastler, Scott (Department: 1742)

Metallurgical apparatus

Means for melting or vaporizing metal or treating liquefied...

By separating metal in a molten mass from undesired...

C266S227000

Reexamination Certificate

active

10659817

ABSTRACT:
An apparatus for filtering molten metal held in a vessel before the metal enters the dosing tube. The filtering apparatus includes an attachment portion that mounts to the dosing tube, a filter body connected to the attachment portion and a planar surface attached to an end of the filter body opposite the attachment portion. The filter body can include a beveled end opposite the attachment portion where the planar surface is attached. The apparatus can be made from a bonded-particle material made from silicon carbide or aluminum oxide held together by an aluminum-resistant binder.

REFERENCES:
patent: 4220319 (1980-09-01), Rohmann
patent: 4964993 (1990-10-01), Stankiewicz
patent: 5031805 (1991-07-01), Rohmann
patent: 5370177 (1994-12-01), Fey et al.
patent: 5477907 (1995-12-01), Meyer et al.
patent: 5908065 (1999-06-01), Chadwick
patent: 5913358 (1999-06-01), Chadwick
patent: 6203593 (2001-03-01), Tanuma et al.
patent: 6289969 (2001-09-01), Outten et al.

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