UNT Libraries Government Documents Department - 4 Matching Results

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Lightning-Protecting System for Oil-Tanks.

Description: Patent for an improved system that is used for protecting oil tanks from getting struck by lightning and can get put on existing structures to ground them. The patent includes instructions and an illustration.
Date: March 14, 1916
Creator: Gunthorpe, Charles Henry

Process of Catalyzing Oil and Apparatus Therefor.

Description: Patent for improvements to oil boiling & processing to preserve its hydrocarbon properties by converting high-boiling oils to low-boiling oils using a specific apparatus for vaporization and a catalyst reheating device, such as a chamber furnace.
Date: March 14, 1916
Creator: Alexander, Clive M. & Taber Jr., George H.

Tree and Brush Cutter.

Description: Patent for a motorized tree and brush cutter that is portable.
Date: February 14, 1911
Creator: Andrews, Robert Lyle
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