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in subjects: "well screens"  
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Well-Screen.

Description: Patent for a well-screen formed of perforated pipes for oil production to filter sand and detritus, including illustrations.
Date: June 3, 1919
Creator: Mack, James O.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well Screen

Description: Patent for a well screen. This invention is intended to screen sand used in well drilling. Illustration included.
Date: November 21, 1905
Creator: Layne, Mahlon E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well-Strainer.

Description: Patent for a well strainer, which has wire screen that is wound around the form without the use of soldering.
Date: September 17, 1907
Creator: Basye, Edwin J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well Screen

Description: Patent for well screen to prevent entrance. Illustrations included.
Date: October 18, 1904
Creator: Stancliff, George W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well-Screen

Description: Patent for a well screen with a greater amount of screen space that allows for a better flow of water while still obstructing other objects.
Date: April 26, 1910
Creator: Hall, Samuel N.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well-Screen

Description: Patent for a well screen which allows water to flow through easily while stopping any other items from going through into the well.
Date: November 8, 1910
Creator: Decker, Harry R. & Houk, Russell W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well-Screen.

Description: Patent for improvements in the construction of well-screens in order to increase efficiency and prevent clogs using a "cheap and durable construction" (lines 11-12) that includes illustrations and a description.
Date: May 27, 1913
Creator: Layne, Mahlon, E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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