Company Filing History:
2 out of 838 
1 out of 230 
Years Active: 2022-2025
Title: Innovations of Inventor Xiaonan Lu
Introduction
Xiaonan Lu is a notable inventor based in Tulsa, Oklahoma, recognized for her contributions to the field of engineering, particularly in the development of advanced motor systems. With a total of two patents to her name, she has made significant strides in enhancing the efficiency and functionality of electric submersible pumps.
Latest Patents
Xiaonan Lu's latest patents include innovative systems and methods aimed at preventing rotation in permanent magnet motors. One of her patents focuses on preventing rotation of an electric submersible pump (ESP) motor when it is not powered on. This invention ensures that the motor does not act as a generator when fluid flowing through the pump applies torque to it. The design incorporates a directional coupling that allows unidirectional rotation between the motor shaft and the pump shaft, along with a directional lock that prevents reverse rotation.
Another significant patent addresses the gas-lock re-prime shaft passage in submersible well pumps. This invention features a shaft passage that diverts a portion of well fluid through the shaft passage and out an outlet port, facilitating the re-priming of the pump. The re-priming device can be a pressure actuated valve or an orifice member, both designed to enhance the pump's operational efficiency.
Career Highlights
Throughout her career, Xiaonan Lu has worked with prominent companies in the oil and gas sector, including Baker Hughes Oilfield Operations and Baker Hughes Holdings. Her work has contributed to advancements in pump technology and motor systems, showcasing her expertise in the field.
Collaborations
Xiaonan has collaborated with notable professionals such as Joseph Robert McManus and Howard G. Thompson, further enriching her experience and contributions to the industry.
Conclusion
Xiaonan Lu's innovative patents and career achievements highlight her significant role in advancing technology in the engineering sector. Her work continues to influence the design and functionality of electric submersible pumps, making her a key figure in her field.