Colorless petroleum markers

Details Colorless petroleum markers Colorless petroleum markers

1998-01-05

1999-12-14

Griffin, Walter D.

Chemistry of hydrocarbon compounds

Product blend, e.g., composition, etc., or blending process...

With nonhydrocarbon additive

208 12, 208 15, 208 16, 208 17, 208 18, 208 19, 44350, 44351, 44352, C10L 110, C10L 118, C10M10102

Patent

active

060020563

ABSTRACT:
Petroleum products are marked with a marker such as thymolphthalein or cresolphthalein. When the marked petroleum products are contacted with a developing reagent, a color develops.

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