- unsulfonated residue
- That portion of an oil which is not acted upon when the oil is agitated with a definite amount of sulfuric acid under specified conditions.
Petroleum refining glossary. 2013.
Petroleum refining glossary. 2013.
несульфированный остаток — — [http://slovarionline.ru/anglo russkiy slovar neftegazovoy promyishlennosti/] Тематики нефтегазовая промышленность EN unsulfonated residue … Справочник технического переводчика