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Process of Refining Asphaltic Mineral Oils.
Patent for process for refining asphaltic mineral oils such as might be found in wells in Texas and Louisiana. Designed to remove asphaltum.
Date:
November 11, 1902
Creator:
Mims, John Carwile
System:
The Portal to Texas History
Process of Making Artificial Fuel
Patent for process of creating artificial fuel and the resulting product.
Date:
March 11, 1902
Creator:
Steiner, Robert
System:
The Portal to Texas History