The processing of making lubricating oil from crude oil in refineries in Indiana. The lubricating oil is further purified by passing it through a 15 foot Fuller's earth bed in large filters. Animation shows that the filter is charged with fuller's earth. The oil is passed into the filter. The oil percolates through the fuller's earth and becomes lighter in color. The clay is withdrawn after it completes its work from the filter and is burned for reuse in a revolving kiln. The filtered lubricating oil is then pumped into storage tanks.
The process of gaining lubricating oil from crude oil in steam and fire stills in Indiana, United States. Smoke from the chimneys. The distillation of the crude oil takes place. Animation shows the process. Steam is passed into the still to prevent the 'cracking' process. The lighter portion of the oil vaporize and condense first. Then the oil is treated chemically, freed from wax, filtered and sent to storage. The remainder called the 'bottom stock' is treated with chemicals to remove further impurities. The stillman performs the process. This oil contains petrolatum which is to be removed. It is mixed with naphtha and chilled in cold settling tanks. The petrolatum settles to the bottom of the tank due to this process.
The testing of oil for its lubricating efficiency in Indiana. Man performs the 'viscosity test' of the lubricating oil in a laboratory. This test measures the time required for a fixed quantity of oil to flow through an opening of certain size , at a predetermined temperature. Three test tubes on table with light, medium and heavy oil having low, medium and high viscosity respectively.
A man determines the carbon forming tendency of oil in Indiana. This is done through actual tests on a motor. A man collects the carbon from the motor and weighs it. Test tubes on table contain different oils to determine which oil forms what amount of carbon. Test tubes of oil number 1, 2, 3 and 4 on the table and the amount of carbon formed by them.
Men work in a fully-equipped and well managed laboratory in Indiana, United States. Equipment needed for conducting the tests in the laboratory. Winter operation checked in a cold room. Testing of aviation products. An airplane parked on the air base. Transparent glass bearing to test viscosity of oil. Drops of dyed glycerin with oil to make the action of lubricant visible. It helps in the study of partial lubrication. After passing the tests the lubricating oil is shipped into tank cars, barrels and cans for transportation.
The manufacture of grease to be used with lubricating oil in Indiana, United States. Grease is a mixture of lubricating oil and a soap. The soap is made in large mixers and then stirred with lubricating oil. Men manufacture the soap. Stirring of the soap with lubricating oil.
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