Wells – Processes – Placing or shifting well part
Patent
1984-10-30
1986-02-25
Leppink, James A.
Wells
Processes
Placing or shifting well part
166302, 166 60, 219278, E21B 3604
Patent
active
045722994
ABSTRACT:
A well heater is installed in a well by spooling electrical cable assemblies for heating and supplying power, in proper sequence, on at least one spooling means, unspooling them and attaching them to a heat- and tension-stable support means as the resulting assembly is drawn into the well by a weight attached to the support means.
REFERENCES:
patent: 1701884 (1929-02-01), Hogle
patent: 2781851 (1957-02-01), Smith
patent: 4452314 (1984-06-01), Zion
patent: 4523645 (1985-06-01), Moore
Van Meurs Peter
Vanegmond Cor F.
Leppink James A.
Neuder William P.
Shell Oil Company
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