E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 36/04 (2006.01) E01H 5/10 (2006.01) E02B 15/02 (2006.01)
Patent
CA 2537987
According to the present invention there is provided a method for freeze protecting an oilrig moat. The method includes positioning a self-regulating cable atop of the moat and connecting the self-regulating cable to a power supply. According to another embodiment of the invention there is provided a use of a self-regulating cable for freeze protecting an oilrig moat. According to yet another embodiment of the invention there is provided an apparatus for freeze protecting an oilrig moat. The apparatus may include a self-regulating cable, a composite fabric sleeve surrounding the self- regulating cable and a device for attaching the self-regulating cable to a power supply. The composite fabric may be Kevlar TM.
Lee Clinton
Specialized Safety Innovations Inc.
LandOfFree
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