H - Electricity – 01 – B
Patent
H - Electricity
01
B
H01B 7/28 (2006.01) E21B 47/12 (2006.01) H01B 7/18 (2006.01)
Patent
CA 2550205
Disclosed are electric cables with improved armor wires used with wellbore devices to analyze geologic formations adjacent a wellbore. The cables include at least one insulated conductor, and one or more armor wires surrounding the insulated conductor. The armor wires include a high strength core surrounded by a corrosion resistant alloy clad, where the alloy clad includes such alloys as beryllium-copper based alloys, nickel-chromium based alloys, superaustenitic stainless steel alloys, nickel-cobalt based alloys, nickel- molybdenum-chromium based alloys, and the like. The cables of the invention may be any useful electric cable, including monocables, quadcables, heptacables, quadcables, slickline cables, multiline cables, coaxial cables, or seismic cables. Also disclosed are methods for preparing such cables.
Bhavsar Rashmi B.
Silverman Seth
Sridhar Garud
Varkey Joseph P.
Schlumberger Canada Limited
Smart & Biggar
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