Exothermic cutting electrode
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United States of America Patent
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-
Mar 20, 1984
Issued Date -
N/A
app pub date -
Apr 27, 1983
filing date -
Jun 16, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An exothermic cutting electrode or burning bar having an oxidizable metal fluid conduit (tube) surrounded by a mass of metal similar to that of the fluid tube, the entire structure covered with an outer oxidizable metallic tube and/or an electrically insulating water impervious cover, either end of the electrode being adapted for connection to a source of oxidizing fluid and electric current, so that, an arc can be struck between a workpiece and the free end of the electrode to produce a cutting flame. By proper selection of the type and mass of the materials of construction the electrode will burn after the electric current has been turned off.
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