Wells – With below and above ground modification – Above ground actuating means for below ground device
Patent
1976-03-29
1977-05-24
Novosad, Stephen J.
Wells
With below and above ground modification
Above ground actuating means for below ground device
166 68, 166 77, 166177, 166242, 57149, 138DIG7, 138123, 138132, 308 4A, 403215, 403255, 403275, E21B 1700, E21B 1702, F16L 1102, F16G 1105
Patent
active
040249131
ABSTRACT:
A well installation, such as casing, tubing, a line movable in the well, and surface equipment, consists of high strength, light weight, non-metallic material.
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Moore, "PRD-49 A New Organic High Modulus Reinforcing Fiber", E. I. Du Pont de Nemours & Co., Inc., Textile Fibers Dept., Wilmington, Del., Feb. 1972.
"New from Du Pont... PRD-49", (E. I. Du Pont de Nemours & Co., Inc., Textile Fibers Dept., Wilmington, Del.) pp. 1-4, Mar. 1972.
Haefliger William W.
Novosad Stephen J.
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