This inventor holds 2 USPTO granted patents. Top assignee: Xuzhou Xugong Foundation Construction Machinery Co., Ltd.. Active years: 2022-2025.
Company Filing History:
Years Active: 2022-2025
Title: Lihua Han: Innovator in Drilling Technology
Introduction
Lihua Han is a notable inventor based in Xuzhou, China. He has made significant contributions to the field of drilling technology, holding 2 patents that showcase his innovative spirit and technical expertise.
Latest Patents
Lihua Han's latest patents include a "Test device and method for testing and commissioning comprehensive performance of rotary drilling rig." This invention provides a comprehensive testing solution for rotary drilling rigs, featuring dynamometer motors, a torque transmission gearbox, and a hydraulic loading cylinder, all integrated into a sophisticated control system. Another significant patent is the "Double-walled drill pipe," which consists of an outer drill pipe, an inner drill pipe, and a sealing apparatus. This design enhances the efficiency and safety of drilling operations by allowing fluid to be guided through the drill pipe while maintaining structural integrity.
Career Highlights
Lihua Han is currently employed at Xuzhou Xugong Foundation Construction Machinery Co., Ltd. His work at this company has allowed him to apply his innovative ideas in practical settings, contributing to advancements in construction machinery.
Collaborations
Lihua has collaborated with several talented individuals, including Ming Yang and Tao Ma, who have supported his innovative endeavors.
Conclusion
Lihua Han's contributions to drilling technology through his patents and work at Xuzhou Xugong Foundation Construction Machinery Co., Ltd. highlight his role as a key innovator in the industry. His inventions not only improve drilling efficiency but also enhance safety standards in the field.