A reduced puffing needle coke is formed from decant oil, 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.
申请公布号
EP2291486(A4)
申请公布日期
2014.05.28
申请号
EP20090758953
申请日期
2009.05.15
申请人
GRAFTECH INTERNATIONAL HOLDINGS INC.
发明人
MILLER, DOUGLAS, J.;CHANG, CHING-FENG;TOMASEK, AARON;SHAO, RICHARD, L.;LEWIS, IRWIN, C.
