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A strong contributory factor impacting the market for seals and sealing products is that of the changes within the world pumps industry. According to a companion report to this publication, the world pumps market has reached US$l9 billion per annum. This article provides an overview and market forec
The purpose of this invention is to provide an improve threaded pipe joint for the oil and gas industry. This is achieved by the contact between pin and coupling on the bottom diameter of the pin thread and the peak diameter of the coupling thread. The thread has an asymmetric trapezoidal shape. The
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