EP 2209875 A1 20100728 - IMPROVED DETECTION OF MARKERS
Title (en)
IMPROVED DETECTION OF MARKERS
Title (de)
VERBESSERTE DETEKTION VON MARKIERSTOFFEN
Title (fr)
DÉTECTION AMÉLIORÉE DE SUBSTANCES DE MARQUAGE
Publication
Application
Priority
- EP 2008065187 W 20081110
- EP 07120650 A 20071114
- EP 08848991 A 20081110
Abstract (en)
[origin: WO2009062899A1] The invention relates to a method for the detection of markers in contaminated nonpolar liquids. According to the invention, (a) one or more, the same or different, markers are present in the contaminated unpolar liquid, (b) a polar liquid is contacted with the unpolar liquid, and (c) the marker is detected in the unpolar liquid. The invention further relates to methods for marking contaminated unpolar liquids and to the use of polar liquids for improving the detectability of markers in unpolar liquids.
IPC 8 full level
C10L 1/223 (2006.01); C10L 1/00 (2006.01); C10L 1/224 (2006.01); G01N 21/64 (2006.01); G01N 33/28 (2006.01)
CPC (source: EP)
C10L 1/003 (2013.01); C10L 1/223 (2013.01); C10L 1/224 (2013.01); G01N 21/643 (2013.01); G01N 33/2882 (2013.01)
Citation (search report)
See references of WO 2009062899A1
Citation (examination)
- GB 2354070 A 20010314 - MCCALLIEN DUNCAN WILLIAM JOHN [GB], et al
- GB 1308547 A 19730221 - HOECHST AG
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA MK RS
DOCDB simple family (publication)
WO 2009062899 A1 20090522; BR PI0820313 A2 20150526; CN 101855324 A 20101006; EP 2209875 A1 20100728; PE 20091290 A1 20090925; RU 2010123680 A 20111220
DOCDB simple family (application)
EP 2008065187 W 20081110; BR PI0820313 A 20081110; CN 200880116013 A 20081110; EP 08848991 A 20081110; PE 2008001929 A 20081114; RU 2010123680 A 20081110