Wells – Processes – Fluid flow causes pellet to block opening in wall of conduit
Patent
1991-09-17
1993-04-27
Neuder, William P.
Wells
Processes
Fluid flow causes pellet to block opening in wall of conduit
166 53, 166 751, E21B 3313
Patent
active
052053598
ABSTRACT:
An apparatus injects sealing balls into a well in response to closed loop control. The apparatus measures the fluid flow into the well, computes a total amount of fluid which has been introduced into the well, and actuates the release of a sealing ball upon a predetermined amount of fluid being reached. A related method is also disclosed.
REFERENCES:
patent: 2976928 (1961-03-01), Gilbert
patent: 2981335 (1961-04-01), Bucy et al.
patent: 3086587 (1963-04-01), Zardmer et al.
patent: 3175055 (1973-02-01), Kendrick et al.
patent: 3568768 (1971-03-01), Rowell, Jr.
patent: 5053206 (1991-10-01), Maglio et al.
patent: 5065903 (1991-11-01), Meinz
GN International Inc. brochure entitled, "Model GN 201 & 202 Ball Injector", (more than one year before Sep., 1991) (Exhibit 1).
Universal Well Services Inc. Technical Bulletin entitled "Powerject Ball Gun", (more than one year before Sep. 1991) (Exhibit 2).
Halliburton Services Equipment Catalog pp. 6-18 entitled, "Special Equipment Shur Shot Ball Injector", (more than one year before Sep., 1991) (Exhibit 3).
Halliburton Services brochure entitled, "Arc System (Automated Remote Control)", (more than one year before Sep., 1991) (Exhibit 4).
Duzan James R.
Gilbert III E. Harrison
Halliburton Company
Neuder William P.
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