Thermal measuring and testing – Temperature measurement – Of molten metal
Reexamination Certificate
2005-09-13
2005-09-13
Verbitsky, Gail (Department: 2859)
Thermal measuring and testing
Temperature measurement
Of molten metal
C374S179000, C073S864530
Reexamination Certificate
active
06942381
ABSTRACT:
A method and apparatus for accurately measuring superheat, bath ratio and alumina concentration in an aluminum smelting bath. In one embodiment, a reusable probe determines the bath temperature and bath sample superheat. In other embodiments, the probe also determines bath composition including bath cryolite ratio and alumina concentration.
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Heraeus, Cry-O-Therm, “Bath and Liquidus Temperature Measurement System For the Aluminium Industry”, Revision C01-1998.
Bruggeman Jay N.
Hosler Robert B.
O'Connor Patrick J.
Wang Xiangwen
Alcoa Inc.
Beiriger Tracey D.
Eckert Seamans Cherin & Mellot LLC
Verbitsky Gail
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