E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
166/38, 309/6
E21B 36/04 (2006.01)
Patent
CA 1250339
A B S T R A C T HEATER CABLE INSTALLATION 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.
495850
Van Egmond Cornelis F.h.
Vanmeurs Peter
Shell Canada Limited
Smart & Biggar
LandOfFree
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