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Innovative Application of Hardened Durable Bearings in ESP Motor Disclosure Number: IPCOM000207559D
Publication Date: 2011-May-31

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Today two common types of journal bearings used in ESP motors are: conventionally bronze on steel and hardened tungsten carbide material. The same bearing materials are typically used throughout the motor. This idea suggests using differing bearing materials in the same motor for incremental vibration and endurance enhancements.