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1.发明授权Method of inhibiting gum formation in naphthas and products obtained thereby 失效抑制石脑油中牙龈形成的方法及由此获得的产品
公开(公告)号：US2031917A
公开(公告)日：1936-02-25
申请号：US53270631
申请日：1931-04-24
Applicant: STANDARD OIL DEV CO
Inventor： CARL WINNING , SARGENT LEONARD E , DUDLEY JAMES F
IPC: C10L1/00
CPC classification number: C10L1/003
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