UNT Libraries Government Documents Department - 7 Matching Results

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Feed Water Heater.

Description: Patent for a new and improved feed-water heater. This design "is to provide a boiler with a feed-water heater which will serve as a spark-arrester, and which will also purify the water and prevent the formation of scale in the water, and whereby, also, the heating surface will be increased and fuel economized. The invention consists of a feed-water heater composed of a series of pipes attached to half-cylindrical heads, placed diagonally in the fire-box of the boiler, and connected with the wat… more
Date: November 9, 1886
Creator: Green, George
Item Type: Refine your search to only Patent

Texas Attorney General Opinion: O-6379

Description: Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: Whether the Comptroller of Public Accounts should pay the salary of the Judge of the 94th Judicial District Court of Nueces County after April 9, 1945 or July 1, 1945, and another question.
Date: January 9, 1945
Creator: Texas. Attorney-General's Office.
Item Type: Refine your search to only Text

Train Control System

Description: Patent for an improved train control system that will help to stop train movement when approached b another train or vehicle on tracks within a predetermined or dangerous distance. It is intended to cause a signal that will allow the train engineer to both opportunity and warning in time to apply brakes and stop. The design also enhances the utility and efficiency of the train control system.
Date: November 9, 1915
Creator: Smith, S. G.
Item Type: Refine your search to only Patent
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