发明名称 |
PROCESS FOR PRODUCING NEEDLE COKE FOR GRAPHITE ELECTRODE AND STOCK OIL COMPOSITION FOR USE IN THE PROCESS |
摘要 |
The invention provides a stock oil composition for needle coke for a graphite electrode, the stock oil composition having a 10 vol% distillation temperature of 280°C or higher as the distillation property, and when separated into the aromatic component and non-aromatic component by elution chromatography, having an aromatic component content of 30-80 wt% with respect to the total weight of the crude oil composition and an aromatic component molecular weight of 255-1300, as well as a non-aromatic component normal paraffin content of at least 5 parts by weight with respect to 100 parts by weight of the aromatic component. |
申请公布号 |
EP2336267(A4) |
申请公布日期 |
2014.06.04 |
申请号 |
EP20090813041 |
申请日期 |
2009.09.04 |
申请人 |
JX NIPPON OIL & ENERGY CORPORATION |
发明人 |
TANO TAMOTSU;OYAMA TAKASHI;ODA TOSHIYUKI;FUJINAGA IPPEI;HASHISAKA HIROMITSU |
分类号 |
C10B57/04;C04B35/52;C10L9/08 |
主分类号 |
C10B57/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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