Block copolymers as viscosity index improvers for lubrication oils,申请号US19730342896-传众专利搜索

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发明名称	Block copolymers as viscosity index improvers for lubrication oils
摘要
申请公布号	US4036910(A)	申请公布日期	1977.07.19
申请号	US19730342896	申请日期	1973.03.14
申请人	SHELL OIL COMPANY	发明人	ANDERSON, WILLIAM S.
分类号	C10M143/00;C10M143/12;(IPC1-7):C08F293/00	主分类号	C10M143/00
代理机构		代理人
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地址

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