Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace
Reexamination Certificate
2005-06-28
2005-06-28
Kastler, Scott (Department: 1742)
Metallurgical apparatus
Means for treating ores or for extracting metals
By means applying heat to work, e.g., furnace
C266S194000
Reexamination Certificate
active
06911176
ABSTRACT:
The invention relates to a cooling element, in particular to be used in connection with furnaces and the like related to metal production processes, said element comprising a housing (1) provided with a channel system (2) for cooling water circulation. At least part of the cooling element surface that may get into contact with molten metal is made of steel.
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patent: 4676487 (1987-06-01), Kudinov et al.
patent: 6783726 (2004-08-01), Polvi
patent: WO 0046561 (2000-08-01), None
patent: WO 0050831 (2000-08-01), None
patent: WO 0163192 (2001-08-01), None
WPI/Derwent's abstract, Accession No. 1998-412006, week 199835, Abstract Of RU 2100728 (SEMENOV V N) Dec. 27, 1997.
Kastler Scott
Morgan & Finnegan L.L.P.
Outokumpu Oyj
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