Apparatus for determination of an interface of a slag layer

Details Apparatus for determination of an interface of a slag layer Apparatus for determination of an interface of a slag layer

2011-01-25

2011-01-25

Mayes, Melvin C (Department: 1793)

Electricity: measuring and testing

Magnetic

With means to create magnetic field to test material

C266S094000, C324S226000, C324S229000, C324S234000

Reexamination Certificate

active

07876095

ABSTRACT:
An apparatus is provided for determination of at least one interface of a slag layer on top of a molten metal. The apparatus has a carrier tube and a measuring head arranged on one end of the carrier tube with a body fixed within the carrier tube and an end face facing away from the carrier tube. The apparatus further includes an oscillator arranged within the measuring head and an induction coil connected with the oscillator and arranged outside of the body and in front of its end face.

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Kretschmar et al., “Capacitive and Inductive Displacement Sensors,” Sensor Technology Handbook, p. 196-197, Elsevier, Boston, Dec. 2004.
Office Action issued Aug. 27, 2010 in CN Appln. Ser. No. 200710007774.7.

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