The processing of lubricating oil from crude oil in refineries of Washington DC, United States. The purification of the lubricating oil by chemically treating it in agitators. Animation shows that the oil is pumped into the treating tank where it is treated with chemicals. By this, the asphaltic or the tarry material having no lubricating value settles down. The oil is then taken and is pumped into the wash tank for further treatment. In the wash tank, it is mixed with hot water and agitated with air which washes out the chemicals. This oil contains paraffin wax which has no lubricating value and has to be removed. The oil is chilled to remove the wax and then pumped under high pressure through large filter presses. Filter press is composed of steel ring. The side plates are made of perforated steel. A blanket cotton duck, cake space and distillate inlet. The oil is forced through press. Stillman performs the work. The oil is then divided into various grades of lubricating oil in the reducing stills.
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.
The 18th National cotton picking contest being held in Arkansas,United States. Contestants ranging in age groups from 12 to 74 years compete in their respective categories. After picking cotton is spread out in sections. Judges measure the cotton and Roy Peterson of Saint Louis is declared as the winner. Peterson with his thousand dollar prize money poses for the camera.
President Kennedy's motor convoy travels along the Vandenberg AFB in California,United States. Convoy passes by a minuteman missile erector. Several Boeing 707's, heavy transport vehicles and minuteman missiles erectors can be seen at the base. Officials salute as the Presidential convoy drives by.
The Otter, an amphibious cargo carrier for U.S. troops plunges into a river stream for a test drive in Michigan, United States. The Otter successfully crosses the stream and reaches the shore.
CRITICALPAST.COM: About Us | Contact Us | FAQs - How to Order | License Agreement | My Account | My Lightboxes | Shopping Cart | Advanced Search | Featured Collections | Website Terms & Conditions | Privacy Policy ©2026 CriticalPast LLC.
License Agreement |
Terms & Conditions |
Privacy Policy
©2026 CriticalPast LLC.