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61. Full Text Low Temperature Viscosity Requirements for Engine Oils in Temperate and Tropical Climates
by King, P. R., author
SAE technical paper series, Volume 770631.
Some 30% of the world's car population spread over a large proportion of the world's land mass rarely experiences starting temperatures lower than 0°C (32°F) ,... 
Lubricants | Crankcase lubricants
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62. Full Text Engine Lubricating Oil Filtration: A Paradox of Variable Constants
by Nostrand, William G., author
SAE technical paper series, Volume 740518.
The role of filtration in the lubricating system of an engine is examined historically and practically. The author discusses filter requirements generally,... 
Lubricants | Engine lubricants
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63. Full Text Investigations on the Rheological Behaviour of Multigrade Engine Oils
by Bartz, W. J., author
SAE technical paper series, Volume 890728.
In order to meet the viscosity requirements of multigrade engine oils, mineral and synthetic base oils of various viscosities and viscosity index improvers... 
Synthetic lubricants | Engine lubricants
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64. Full Text The Behavior of Entrained Gas Bubbles in Engine Oil and the Development of Effective Gas-Oil Separators
by Yano, H., author
SAE technical paper series, Volume 900812.
Entrained gas bubble behavior in an engine oil was investigated using a fired 21 DOHC passenger car engine. The gas bubble content in an oil increases... 
Gases | Lubricants | Engine lubricants
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65. Full Text Fuel Economy - Contribution of the Rear Axle Lubricant
by Willermet, P. A., author
SAE technical paper series, Volume 770835.
Axle dynamometer tests were carried out to evaluate the effects of rear axle lubricant viscosity-temperature behavior and frictional characteristics on vehicle... 
Lubricants | Gear lubricants
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66. Full Text An Engineering Analysis of Thermal Effects in the Concentric-Cylinder High-Shear-Rate Viscometer
by Wall, J. C., author
SAE technical paper series, Volume 810823.
Equations describing the temperature distribution and consequent change in cylinder clearance for the concentric-cylinder high-shear-rate viscometer are... 
Lubricants | Engine lubricants
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67. Full Text Wax and Low Temperature Engine Oil Pumpability
by Rossi, Albert, author
SAE technical paper series, Volume 852113.
The wax crystallization process is an important factor in tow temperature engine pumpability, and one key parameter of this process is wax composition. Lube... 
Lubricants | Engine lubricants
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68. Full Text Considerations on the Influence of Rheological Properties of lubricants on Engine Lubrication
by Bartz, Wilfried J., author
SAE technical paper series, Volume 821204.
Viscosity represents the most important single property of any lubricant for internal combustion engines. The reason for this fact is that viscosity controls... 
Lubricants | Engine lubricants
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69. Full Text Used Oil Analysis and Study of Oil Drain Period in Gasoline Engine
by Kaleli, Hakan, author
SAE technical paper series, Volume 981448.
The operational life and reliability of internal combustion (I.C.) engines are limited by the breakdown of the engine components due to wear under boundary... 
Lubricants | Crankcase lubricants
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70. Full Text European Activity Concerning Engine Oil Viscosity Classification
by Ingoni, A. A. Cassiani, author
SAE technical paper series, Volume 770374.
The growing interest and concern over the problem of the high temperature viscosity of engine oils and its effect on the engine performance, following the... 
Lubricants | Crankcase lubricants
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71. Full Text Hydrotreated Lube Oil Base Stocks
by Cashmore, K., author
SAE technical paper series, Volume 821235.
Gulf Canada's adaptation of the Gulf HydroTreating Process for the manufacture of lubricating oil base stocks is described. The key process operating... 
Lubricants | Engine lubricants
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72. Full Text Laboratory Assessment of the Oxidation and Wear Performance Capabilities of Low Phosphorus Engine Oils
by Johnson, Milton D., author
SAE technical paper series, Volume 2001-01-3541.
Meeting upcoming stringent emission standards will require that exhaust gas catalyst systems become active very quickly, function at very high efficiencies and... 
Lubricants | Engine lubricants | Wear
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73. Full Text Further Considerations of Low-Temperature, Low-Shear Rheology Related to Engine Oil Pumpability-Information from The Scanning Brookfield Technique
by Selby, Theodore W., author
SAE technical paper series, Volume 852115.
The Scanning Brookfield Technique (SBT) is used to examine the nature of air-binding, pumpability problems. Causes of the failure of the first ASTM pumpability... 
Lubricants | Engine lubricants
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74. Full Text Energy Conservation Through The Use of Multigraded Gear Oils In Trucks
by O'Connor, B. M., author
SAE technical paper series, Volume 770833.
Studies of selected automotive gear lubricants in heavy truck tandem axles and transmissions have revealed improvements in fuel economy associated with the... 
Lubricants | Gear lubricants
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75. Full Text Cleanable Hydraulic and Engine Lubricating Oil Filters for Off-Road Applications
by Holm, Christopher E., author
SAE technical paper series, Volume 961834.
Environmental concerns over the use and service of traditional disposable oil filters are becoming important in filter selection for off-road equipment. This... 
Lubricants | Engine lubricants | Parts
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76. Full Text All-Year Commercial Oils
by Mullen, Theodore R., author
SAE technical paper series, Volume 740524.
A method based on apparent viscosity of engine oils at 0°F measured by the cold cranking simulator to estimate minimum starting temperatures for SAE “W”... 
Lubricants | Engine lubricants
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77. Full Text Evaluation of Api/Ilsac Gf-4 Oil Life in Today's Us Fleet
by Rappaport, Scott T, author
SAE technical paper series, Volume 2008-01-1740.
Engine technology in passenger vehicles continues to evolve to meet consumer needs, improve fuel efficiency and reduce emissions. Likewise, engine oil... 
Lubricants | Engine lubricants
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78. Full Text Evaluating Gear Lubricant Shear Stability
by Schnur, Eric R., author
SAE technical paper series, Volume 961108.
In gear lubricant applications, fluid film thickness is a critical parameter for ensuring adequate gear protection. Modern gear lubricants are specially... 
Lubricants | Bearings | Gear lubricants
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79. Full Text Understanding Soot Mediated Oil Thickening Through Designed Experimentation Part 3: An Improved Approach to Drain Oil Viscosity Measurements - Rotational Rheology
by George, H. F., author
SAE technical paper series, Volume 971692.
Lubricating oil viscosity is commonly measured by the kinematic method as outlined in ASTM 0445. This method is also used to measure drain oil viscosity as an... 
Lubricants | Engine lubricants
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80. Full Text The Effect of MoS2 Based Lubricants on Automotive Gear Efficiency and Operating Temperatures
by Gresty, David A., author
SAE technical paper series, Volume 770834.
In order to achieve the federally mandated fuel economy standards for automotive vehicles, passenger car and truck rear axle and differential lubrication must... 
Lubricants | Gear lubricants
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