Casting ladle

Metallurgical apparatus – Means for holding or supporting work – Receptacle

Reexamination Certificate

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Details

C266S280000, C432S264000

Reexamination Certificate

active

10944340

ABSTRACT:
A casting ladle has a body (2) with a base (3) and walls (4, 6, 8) made of a laminated composite ceramic material that includes multiple layers of a woven fiber reinforcing fabric embedded in a ceramic matrix. A rigid support element (20) for attaching the ladle to a handling device is embedded within the composite ceramic material. In a preferred form, the reinforcing fabric is made of woven glass and the matrix material includes calcium silicate and silica.

REFERENCES:
patent: 4690867 (1987-09-01), Yamamoto et al.
patent: 4888311 (1989-12-01), Davidovits et al.
patent: 5011120 (1991-04-01), Bear
patent: 5132178 (1992-07-01), Chyung et al.
patent: 5880046 (1999-03-01), Delvaux et al.
patent: 2001/0024726 (2001-09-01), Hanzawa et al.
patent: 0 815 994 (1998-01-01), None
patent: 1 086 936 (2001-03-01), None
patent: 1 311 508 (1973-03-01), None
patent: 10-296427 (1998-11-01), None
English language translation of Japanese 10-296427, published Nov. 1998.
G.B. Search Report dated Jan. 30, 2004 and issued to the priority application, Jan. 2004.

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