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发明名称
PITCH CONVERSION
摘要
申请公布号
ZA8403317(B)
申请公布日期
1984.12.24
申请号
ZA19840003317
申请日期
1984.05.03
申请人
PHILLIPS PETROLEUM COMPANY
发明人
PAUL JIH-TIEN CHENG;TAMMY MILLER ELKINS
分类号
C10C3/10;C10C;C10C3/02;D01F9/14;D01F9/145;D01F9/155
主分类号
C10C3/10
代理机构
代理人
主权项
地址
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