HALL v. KELLER

No. 12977.

180 F.2d 753 (1950)

HALL v. KELLER et al.

United States Court of Appeals Fifth Circuit.

Rehearing Denied April 20, 1950.


Attorney(s) appearing for the Case

Thomas E. Scofield, Kansas City, Mo., Gilbert H. Graham, Lake Charles, La., for appellant.

Reginald E. Caughey, Los Angeles, Cal., Leonard S. Lyon, Los Angeles, Cal., for appellees.

Before McCORD and BORAH, Circuit Judges, and WRIGHT, District Judge.


McCORD, Circuit Judge.

Jesse E. Hall, on November 5, 1940, was issued Letters Patent 2,220,237 on application Serial No. 119,246, filed January 6, 1937, for a device used to clean the walls of oil wells. The function of the device, or centralizer, is to clean from the walls of oil wells mud and other irregularities, and to condition the walls by exposing the formation, to the end that a better bond may be had with cement when it is placed around the casing. The device...

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