发明授权
- 专利标题: Method for producing needle coke
- 专利标题(中): 生产针状焦的方法
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申请号: US274622申请日: 1988-11-22
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公开(公告)号: US5007987A公开(公告)日: 1991-04-16
- 发明人: Michael J. Block , Arnold E. Kelley , Milan Skripek
- 申请人: Michael J. Block , Arnold E. Kelley , Milan Skripek
- 申请人地址: CA Los Angeles
- 专利权人: Union Oil Company of California
- 当前专利权人: Union Oil Company of California
- 当前专利权人地址: CA Los Angeles
- 主分类号: C10L9/08
- IPC分类号: C10L9/08
摘要:
The friability of green needle coke is reduced by heating the green needle coke to a temperature between about 875.degree. F. and about 1,200.degree. F. for a time sufficient to reduce the friability of the green needle coke.
公开/授权文献
- US5541594A Fixed quality source coder with fixed threshold 公开/授权日:1996-07-30
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