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| field of increased focus (Thus, powering of power consuming device arranged out of reach from a known supply of power supplied from the top of the well has become a field of increased focus in the area of oil field operations. I. Havkin) | |||
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| field of increased focus (Thus, powering of power consuming device arranged out of reach from a known supply of power supplied from the top of the well has become a field of increased focus in the area of oil field operations. I. Havkin) | |||