Process for reclaiming used oil coolants

The treatment of used coolants comprises the addition of an alkali or acid to the oil to give a pH ≤ 3 or ≥ 10. By means of two electrodes the solution is then electrolysed using a voltage of 10-20 V, a current of 15-25 A and a current density of 1-5 A/dm . The consumption (C) is 15-25 wh/l. The emu...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	IPINAZAR ALONSO, ENRIQUE, SOLOZABAL ECHEVARRIA, RODOLFO, ALAVA MARQUINEZ, INAKI, OTAOLA GONZALEZ, JOSE MARIA, MUGICA IRAOLA, JUAN CARLOS
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CHEMISTRY FUELS LUBRICANTS LUBRICATING COMPOSITIONS METALLURGY PEAT PERFORMING OPERATIONS PETROLEUM, GAS OR COKE INDUSTRIES PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION TECHNICAL GASES CONTAINING CARBON MONOXIDE TRANSPORTING USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATINGINGREDIENTS IN A LUBRICATING COMPOSITION
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