Manufacture of high quality graphite electrodes using calcined anthracite coal as raw material
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United States of America Patent
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Aug 13, 1985
Issued Date -
N/A
app pub date -
Nov 17, 1983
filing date -
Nov 17, 1981
priority date (Note) -
Expired
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Abstract
Calcined anthracite coal particles are substituted for petroleum coke in the manufacture of high quality graphite electrodes.
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