A method and apparatus for automatically changing and disposing of used engine oil for a diesel engine. An oil conduct means is provided which conducts a portion of the engine oil circulating through the lubrication system of a diesel engine to the fuel system to be mixed with the fuel. The...
PURPOSE:To provide the titled treating agent by which waste engine oil can be disposed of simply and safely, containing one compd. selected from a dibenzylidene sorbitol (derivative), a specified stearic acid derivative and an N-acrylamino acid derivative as an active ingredient. CONSTITUTION:The ...
engine oil of inferior quality, and the mixture is stirred and left to stand for 2-30min, whereby the oil is solidified. The solid as such can be discarded together with refuse.KOBAYASHI TOSHIAKIISHIMARU TOSHIO