Location History:
- Qingdao, CN (2017 - 2020)
- Shandong, CN (2020 - 2021)
Company Filing History:
7 out of 408 
1 out of 1 Years Active: 2017-2025
Title: Yucai Shi: Innovator in Downhole Technology
Introduction
Yucai Shi is a prominent inventor based in Qingdao, China. He has made significant contributions to the field of drilling technology, holding a total of 7 patents. His innovative designs focus on enhancing drilling efficiency and effectiveness.
Latest Patents
One of Yucai Shi's latest inventions is the electromagnetic reversal downhole pressure intensifier. This device includes a pressure intensifier and a drill bit, featuring a nozzle and a bit waterway. The pressure intensifier consists of an electromagnetic valve seat, a pressurizing chamber, and a discharge flow pup joint. An electromagnetic valve is integrated into the valve seat, which also contains a flow channel. The design includes a plunger that separates the pressurizing chamber into non-rod and rod chambers, along with a conveying pipe in the discharge flow pup joint. This innovative setup aims to improve drilling performance.
Another notable patent is the drilling speed increasing device driven by a downhole motor for generating shock vibration. This device utilizes the rotational energy of a screw motor to drive a lower vibration starter. It incorporates vibration starting steel balls to reduce friction and employs a spring mechanism to generate periodic drilling pressure. This invention enhances the drilling process by providing axial vibration to the tool.
Career Highlights
Yucai Shi has worked with esteemed organizations such as the China University of Petroleum and Qingdao Zhongshi Intelligent Drilling Technology Co., Ltd. His experience in these institutions has allowed him to develop and refine his innovative ideas in drilling technology.
Collaborations
Throughout his career, Yucai Shi has collaborated with notable colleagues, including Zhichuan Guan and Yongwang Liu. These partnerships have contributed to the advancement of his inventions and the overall field of drilling technology.
Conclusion
Yucai Shi's contributions to downhole technology through his innovative patents demonstrate his commitment to improving drilling efficiency. His work continues to influence the industry and inspire future advancements.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.