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US 4,284,841 AGranted
Cable
AssigneeCentrilift, Inc.
InventorsDonatas Tijunelis, Clinton A. Boyd, Joseph E. Vandevier
Life of this patent
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Abstract
Electrical conductors having suitable combinations of coatings and coverings are disclosed which have the ability to inhibit low molecular weight hydrocarbon well fluids when under pressure and withstand high proportions of gassy hydrocarbons under pressure without undergoing rupture failure.
Claims9
In a multiple conductor cable especially suitable for high temperature use, the combination of each conductor comprising:
- a plurality of strands comprising copper;
- a resilient material surrounding each conductor and filling any voids between the strands thereof;
- a high electric resistivity plastic covering said resilient material;
- a lead jacket surrounding said high electric resistivity plastic;
- an oil resistant insulation material surrounding said lead jacket;
- a braid layer tightly covering said insulation material;
- and an external armor surrounding said braid layer.
4 more elements
Dependencies are inferred from the claim text.