1
Dennis Miller, Axel Vollmer, Michael Feustel, Peter Klug: Use of sarcosinates as asphaltene-dispersing agents. Clariant, Miles B Dearth, September 7, 1999: US05948237 (5 worldwide citation)

The present invention relates to crude oils and products derived therefrom, comprising, as asphaltene-dispersing agent, sarcosinates of the formula (I) ##STR1## in which R.sub.1 is C.sub.7 -C.sub.21 -alkyl or -alkenyl and


2
Miller Dennis, Vollmer Axel, Feustel Michael, Klug Peter: Use of sarcosinates as asphaltene-dispersing agents. Clariant, July 25, 2000: KR1019997003192

PURPOSE: Asphaltene-dispersing agents which do not have the disadvantages described for the dispersing agents known to date are provided. CONSTITUTION: A dispersing agents according are employed in a concentration of 1 to 10,000 ppm, preferably 2 to 2000 ppm. For easier metering, these asphaltene-di ...