UNT Libraries Government Documents Department - 19 Matching Results

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86th Texas Legislature, Regular Session, Senate Bill 2212, Chapter 685
Bill introduced by the Texas Senate relating to the maintenance and operation of certain projects by certain drainage districts.
Boring-Bit.
Patent for a boring drill. The invention creates a new means "for connecting the constituent members of the head so as to provide novel means for assembling the head with a driving element" (lines 19-22).
Comb.
Patent for an electronic heating comb providing an electric heating element.
Dynamo Electric Machine
Patent for Improvement of Dynamo-Electric Machines. The improvement turns electric energy into mechanical entry.
File-Cabinet.
Patent for combination safe or revolving file cabinet to provide a safe operable means for compartments of batches of papers. Illustration is provided.
Ignition-Tube Heater
Patent for "fire prevention, or explosions, by gas or oil surrounding the heater of the ignition-tube of a gas engine." (lines 11-14) including illustrations.
Improvements in Apparatus for Concentrating Acid
Patent for an apparatus for concentrating acid. This apparatus relates to concentrating weak acid taken from petroleum sludge.
Method of Purifying Oils
Patent for a new and useful improvement in the method of purifying oils, particularly applicable to cracked gasoline.
P.L. 94-171 County Block Map (2010 Census): Galveston County, Block 2
Parent map for Galveston County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:9,000.
P.L. 94-171 County Block Map (2010 Census): Galveston County, Index
Index map for Galveston County, Texas showing the distribution of census blocks and smaller inset areas for which the U.S. Census Bureau collected data. The plotted map scale is 1:119,750.
P.L. 94-171 County Block Map (2010 Census): Liberty County, Block 18
Parent map for Liberty County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:20,000.
P.L. 94-171 County Block Map (2010 Census): Liberty County, Block 22
Parent map for Liberty County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:20,000.
Pan Lifter and Turner.
Patent for a pan lifter and turner using a bent handle, a curved plate is secured at the end of the bent handle; extending upward from the curved plate with a series of teeth to engages the crimped rim of a pan for lifting. At both ends of the curved plate provided with curved notches or recesses to receive and engage the rim of a pan for turning. Illustration is included.
Polishing-Machine
Patent for a metal polisher. Illustrations included.
Screw.
Patent for a new and improved screw. This design consists in "[a] screw, the body and shank of which are of corresponding diameter throughout their length, the shank terminating in a rounded end, and the shank and body being provided with a longitudinal straight channel extending throughout their lengths, one of the terminal shoulders of the channel being removed" (lines 4-10).
Soil map, Texas, Jefferson County sheet
Map displays soil types along with bayous, canals, creeks, rivers, lakes, reservoirs, dams, swamps, towns, roads, ferries, railroads, oil reservoirs, refineries, pumping stations, and ranches. Includes legend, symbols, and soil profiles.
Soil Survey of Jefferson County, Texas
Text describes climate, agriculture, and soils of Jefferson County, Texas.
Tool Joint.
Patent for a screw-threaded tool joint used for drill pipes on rotary drilling rigs.
Valve-Operating Mechanism
Patent for Valve Operating Mechanism that includes "new and useful improvements" (lines 5-6), and "has for its primary object to provide a simple and efficient means for operating a valve at a distance" (lines 10-12).
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