Reduced puffing needle coke from coal tar

A reduced puffing needle coke is formed, which includes a lesser amount of nitrogen within the coke so that carbon articles produced from such coke experience minimal expansion upon heating to graphitization temperatures.

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Bibliographic Details
Main Authors Miller, Douglas J, Chang, Ching-Feng, Lewis, Irwin C, Tomasek, Aaron, Shao, Richard L
Format Patent
LanguageEnglish
Published 30.08.2011
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Summary:A reduced puffing needle coke is formed, which includes a lesser amount of nitrogen within the coke so that carbon articles produced from such coke experience minimal expansion upon heating to graphitization temperatures.