Industrial electric heating furnaces – Arc furnace device – Electrode
Reexamination Certificate
2006-09-05
2006-09-05
Hoang, Tu (Department: 2832)
Industrial electric heating furnaces
Arc furnace device
Electrode
C373S089000, C373S092000
Reexamination Certificate
active
07103083
ABSTRACT:
A pin for use in connecting graphite electrodes into a joint, where the pin has at least one male tang having a tang factor, defined as the ratio of male tang length to diameter of the electrode into which hit is to be threaded, of at least about 0.60.
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Joo and Lewallen, “Unitrode Joints for Arc Furnace Electrodes”, 3rdArc Furnace Meeting, 1981.
Moncrief and Salomon, “Electrode Properties/Specification—Their Real Value”, 8thPolish Electrode Symposium, 1984 (abstracts only).
Treugut and LeFrank, “Profiling and Loading Capacity of the Nipple-Case-Union Graphite Electrodes; Theoretical Considerations and Application Technological Study in an Electric Steel Furnace,” Fachber.Huttenprax.Metall., 19:42-47 (No. 1, 1981) abstract only).
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Batty Lionel D. Burton
Coleman Philip D.
Smith Robert E.
Cartiglia James R.
Hoang Tu
UCAR Carbon Company Inc.
Waddey & Patterson
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