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41. Full Text Gear oil development beyond GL-5
by Korosec, P. S., author
SAE technical paper series, Volume 821184.
This paper examines developments/trends beyond the requirements of the API GL-5 category for automotive gear oils. One key development appears to be the... 
Synthetic lubricants | Lubricants | Gear lubricants
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42. Full Text Advanced Synthetic Passenger Vehicle Engine Oils for Extended Oil Drain Performance
by Bergstra, R. J., author
SAE technical paper series, Volume 981444.
The current trend within the automotive industry is aimed towards reducing the cost of vehicle ownership. A major area of focus is lengthening recommended... 
Synthetic lubricants | Lubricants | Crankcase lubricants
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43. Full Text Viscometer for Predicting Low-Temperature Pumpability of Engine Oils
by Alexander, D. L., author
SAE technical paper series, Volume 770632.
Most engine oils do not have pumpability problems unless used below the engine manufacturers' recommended operating temperatures. An orifice viscometer has... 
Lubricants | Engine lubricants | Crankcase lubricants
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44. Full Text Assessment of Shear Stability Methods for European Engine Oils
by Spooren, E. W., author
SAE technical paper series, Volume 790214.
The high temperature permanent and temporary viscosities of oils run in a diesel injector shear stability test were compared with similar data for two European... 
Lubricants | Engine lubricants | Crankcase lubricants
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45. Full Text The History of Aviation Turbine Lubricants
by Knipple, Ray, author
SAE technical paper series, Volume 810851.
Condensed in this report are the salient points of the forty year history of the development of the gas turbine engine, its associated aircraft and the various... 
Synthetic lubricants | Lubricants | Engine lubricants
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46. Full Text Factors Impacting Precision of Viscosity Measurements at Low Temperature and Low Shear Stress
by Alexander, David L., author
SAE technical paper series, Volume 2003-01-1385.
There are two distinct sources of variation when making viscosity measurements of lubricating oils at low temperature and low shear stresses -- the variations... 
Lubricants | Engine lubricants | Gear lubricants
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47. Full Text Universal Engine Oils: Prime Quality for Prime Movers
by Olson, Danford H., author
SAE technical paper series, Volume 740519.
To meet the needs of fleet operators, engine crankcase oils for use in gasoline, nonturbocharged 2- and 4-cycle and turbo-charged 2- and 4-cycle diesel engines... 
Lubricants | Engine lubricants | Crankcase lubricants
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48. Full Text Influence of Polyalkylmethacrylate Viscosity Index Improvers on the Efficiency of Lubricants
by Dardin, Alexander, author
SAE technical paper series, Volume 2003-01-1967.
The efficiency of lubricated machine elements such as transmissions, crankcase engines, and hydraulic pumps depends strongly on the friction properties of the... 
Lubricants | Engine lubricants | Lubricant additives
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49. Full Text The Fate of Ashless Dispersants in Gasoline Engines as Followed by Carbon-14 Radiolabeling
by Erdman, T. R., author
SAE technical paper series, Volume 810015.
This paper describes the use of carbon-14 radiolabeled succinimides and succinate esters to investigate the role of ashless dispersants in controlling deposit... 
Lubricants | Engine lubricants | Lubricant additives
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50. Full Text Change of ZnDTP in Engine Oils During Use
by Kawamura, Masuhiko, author
SAE technical paper series, Volume 852076.
The lubrication properties of engine oils change in the early stage of car running and after that the oils keep a good antiwear property and a low friction... 
Lubricants | Engine lubricants | Lubricant additives
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51. Full Text Low Ash Motor Oils - Performance in the Laboratory and Field
by Robins, R. D., author
SAE technical paper series, Volume 740141.
Three low ash motor oils were compared to a conventional SE motor oil. The comparisons were made using the following test methods: laboratory dynamometer, road... 
Lubricants | Lubricant additives | Crankcase lubricants
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52. Full Text The 1980’s — A Decade of Challenge for Engine Oils
by Colyer, C. C., author
SAE technical paper series, Volume 811410.
The 1980’s will be a decade of challenge toward further development of both engine oils and evaluation techniques to measure their performance properties.... 
Lubricants | Engine lubricants | Lubricant additives
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53. Full Text Laboratory Evaluation of Detergent Additives for Engine Oils
by Folonari, C. V., author
SAE technical paper series, Volume 801364.
An apparatus for the laboratory evaluation of the detergent properties of additives in diesel engine oils is described. It consists of an oil sump and high... 
Lubricants | Engine lubricants | Lubricant additives
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54. Full Text Measurement of Temporary and Permanent Shear with the Instron Capillary Rheometer
by Johnson, T. W., author
SAE technical paper series, Volume 770377.
The Instron Capillary Rheometer, with special extremely fine capillaries, has been used to measure the apparent viscosities of non-Newtonian polymer-thickened... 
Lubricants | Engine lubricants | Lubricant additives
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55. Full Text Used engine oil analyses
: Review
by Asseff, P. A., author
SAE technical paper series, Volume 770642.
This paper is a review of tests employed in the evaluation of used engine lubricants together with comments on the potential significance of the various... 
Lubricants | Engine lubricants | Lubricant additives
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56. Full Text Cold Pumpability Characteristics of Engine Oils Predicted by a Bench Test
by Spohn, C. R., author
SAE technical paper series, Volume 740541.
The cold pumpability characteristics of nine commercial crankcase oils were evaluated using a V-8 engine and a bench test. These nine oils included most of the... 
Lubricants | Engine lubricants | Lubricant additives
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57. Full Text Refinery/Additive Technologies and Low Temperature Pumpability
by Rossi, Albert, author
SAE technical paper series, Volume 881665.
A key element in low temperature engine oil pumpability is wax, and in particular its composition and behavior. The wax composition is determined by the... 
Lubricants | Lubricant additives | Crankcase lubricants
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58. Full Text A New Look at Wear Metal Analysis
by Land, Malcolm L., author
SAE technical paper series, Volume 770085.
The concentration of metals in crankcase oils has been used for many years as an indication of the wear of various engine components. The technique has also... 
Lubricants | Engine lubricants | Lubricant additives
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59. Full Text Vehicle Evaluation of Synthetic and Conventional Engine Oils
by Rodgers, John J., author
SAE technical paper series, Volume 750827.
A five-vehicle, 64 000-km test with 7.45 litre V-8 engines was conducted to determine if synthetic engine oils provided performance sufficiently superior to... 
Synthetic lubricants | Lubricants | Engine lubricants | Crankcase lubricants | Cost analysis
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60. Full Text An Update on Synthesized Engine Oil Technology
by Krulish, J. A. C., author
SAE technical paper series, Volume 770634.
Utilizing extensive synthesized hydrocarbon fluid (SHF) technology, a superior quality light viscosity automotive engine oil has been developed providing... 
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