. Test of a Delavergne oil engine . -5- resting on a platform scale recorded thetorque. The diameter of the disk is 12inches and with water pressure at 20 dynamometer is able to absorb 7 a speed of 350 The space be-tween the disk and the diaphrams was keptwell filled with oil to prevent the disksfrom cutting. -6- Puel Used In The Tests. The oils used in these tests were thosewhich are obtained in the various stagesof the refining of crude petroleum. The crude petroleum is distilled with theaid of injected steam and the following pro-ducts obtained:- Benzine Distillate or
. Test of a Delavergne oil engine . -5- resting on a platform scale recorded thetorque. The diameter of the disk is 12inches and with water pressure at 20 dynamometer is able to absorb 7 a speed of 350 The space be-tween the disk and the diaphrams was keptwell filled with oil to prevent the disksfrom cutting. -6- Puel Used In The Tests. The oils used in these tests were thosewhich are obtained in the various stagesof the refining of crude petroleum. The crude petroleum is distilled with theaid of injected steam and the following pro-ducts obtained:- Benzine Distillate or Crude Naptha. Burning Oil Distillate. residue is then transferred to anotherstill and redistilled giving the followingproducts:- Solar Oil. Spindle Oil. Machine Oil. crude distillate used in the tests wasthe burning oil distillate . This containsbesides the kerosene a small amount of theheavier oils. It is a redish liquid aboutthe consistency of water. Its specific grav-ity was corresponding to about 36Bau
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