发明名称 |
DETECTING THE PRESENCE OF NAPHTHYLAMINE DERIVATIVES IN MINERAL OILS BY EXTRACTION INTO AQUEOUS MEDIUM AND TREATMENT WITH A DIAZOTISED AMINOANTHRAQUINONE |
摘要 |
PCT No. PCT/EP94/02824 Sec. 371 Date Mar. 4, 1996 Sec. 102(e) Date Mar. 4, 1996 PCT Filed Aug. 25, 1994 PCT Pub. No. WO95/07460 PCT Pub. Date Mar. 16, 1995A method for detecting naphthylamines which are present as tracers in mineral oils, wherein the naphthylamine is extracted by treating the mineral oil with an aqueous medium, and is coupled in the aqueous phase with a diazonium salt to form an azo dye, the use of specific naphthylamines as tracers in mineral oils and mineral oils containing these specific naphthylamines. |
申请公布号 |
NZ273569(A) |
申请公布日期 |
1996.10.28 |
申请号 |
NZ19940273569 |
申请日期 |
1994.08.25 |
申请人 |
BASF AG |
发明人 |
DYLLICK-BRENZINGER, RAINER;SCHLOSSER, ULRIKE;KURTZ, WALTER;LAMM, GUNTHER |
分类号 |
G01N31/00;C10L1/00;G01N31/22;G01N33/08;G01N33/28;(IPC1-7):G01N33/28;G01N33/22;C10L1/08 |
主分类号 |
G01N31/00 |
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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