13 Matching Results

This system will be undergoing maintenance May 23rd between 9:00AM and 12:00PM CDT.

Search Results

Advanced search parameters have been applied.

Apparatus for Hoisting Liquids from Wells.

Description: Patent for an “apparatus for raising liquid from wells by means of a compressed fluid, such as air or other vapors or gas“ (lines 9-12). The apparatus leaves liquid from the well under normal pressure during hoisting or pumping, and allows for varying amounts of liquid to be extracted.
Date: October 28, 1913
Creator: McCall, Duncan D.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen