Wartime Report: W 1-108 |
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acid additive aeration aeronautical oils Aeroshell 120 air capacity aircraft aluminum alloy antifoaming agents appendix aqueous aviation oil blade bubbles buckling chart chemical concentration copper-lead bearings crankpin curves defoaming diameter Diethylene glycol emulsion engine equation evacuation foam inhibitors foam stability foamer foaminess foaming agent foaming systems frequency friction given Glycerol heat dissipation inches increase indicated inhibition inlet insoluble interface layer Lead Aerosol liquid lubricating oils machine McClellan Field mean effective pressure measured method MICHIGAN mineral oil minute Moffett Field NACA obtained operating panels percent phenol piston speed plate plotted pop test pylon ratio revolutions per minute rivet room temperature rotor safe loads Safe Pressure sample sheet soluble solution solvent sorbed specimens Standard Aviation static strain strain gages strength stress-strain curves stringer surface Texaco theory thick tion Triethanolamine values various oil-inlet temperatures vibration viscosity grade viscosity index volume of foam ZN/P