Title:
【発明の名称】石油用マーカー、標識付け方法及び検出方法
Document Type and Number:
Japanese Patent JP3014889
Kind Code:
B2
Abstract:
Liquid petroleum products are tagged with a marker which is a compound or mixture of compounds having the formula: wherein R<2> is C1-C6 alkyl, and R<2> and R<3> are nothing or -O-(C1-C3 alkyl). The marker or markers can be detected by extraction from the liquid petroleum product with a mixture of 20 to 100 vol.% of an aqueous solution of up to 10 wt.% NaOH or KOH and up to 80 vol.% of a water-soluble organic cosolvent.
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Inventors:
Michael Earl Friswell
Michael P. Hinton
Michael P. Hinton
Application Number:
JP4913893A
Publication Date:
February 28, 2000
Filing Date:
March 10, 1993
Export Citation:
Assignee:
Morton International, Inc.
International Classes:
C09B1/51; C09B1/515; C10L1/00; C10L1/14; C10L1/18; C10L1/22; C10L1/223; G01N21/78; G01N33/22; C10L1/16; (IPC1-7): C10L1/22; G01N21/78
Domestic Patent References:
| JP63312393A |
Attorney, Agent or Firm:
Takashi Ishida (3 others)