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C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
C10M175/00—Working-up used lubricants to recover useful products ; Cleaning
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FR1040983D1951-07-271951-07-27Procédé pour la régénération des huiles de graissage usagées et appareil pour la réalisation de ce procédé
ExpiredFR1040983A
(fr)