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This patent describes the construction of a downhole pump that includes an electric motor containing a dielectric lubricant. A seal section is mounted to the motor for reducing the pressure differential between the lubricant in the motor and the well bore fluid. A mechanical shaft seal is included b
04 By-products related to fuels In India fly ash management is nearly 73% of the total installed power generation capacity, of which most is coal-based generation. Topics discussed include fly ash utilization trends in India, and issues on ash handling, ash pond management, ash utilization and facil
EQ UIPMENT NEWS their highest. The packing consists of a running sole of finely braided PTFE/graphite compound yarn fixed to a graphite-filled backing cord. Its high graphite content makes Duoval superior to PTFE packings in terms of lower thermal expansion and conductivity. The backing cord fulfils