This inventor holds 1 USPTO granted patent. Top assignees: Changqing Engineering Design Co., Ltd., China National Petroleum Corporation. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
1 out of 1 
1 out of 95 
Years Active: 2026
Title: Zibing Liu and a Helium Purification Invention.
Introduction
Zibing Liu is an inventor associated with Xi’an City, China. His patent work includes a system and method for purifying helium from natural gas.
Latest Patents
Liu’s listed patent, “System for Purifying Helium Gas, Method, and Application,” describes a sequence of gas-liquid separation and distillation stages for extracting and refining helium. The system uses a first gas-liquid separation device, a primary helium extraction tower, a second gas-liquid separation device, a secondary helium extraction tower, and a nitrogen removal tower. These components process helium-containing natural gas through successive separations and distillations to produce crude helium and remove nitrogen from the remaining liquid phase. Liu is credited with 1 patent.
Career Highlights
Liu is associated with China National Petroleum Corporation and Changqing Engineering Design Co., Ltd. His listed invention focuses on helium purification, an important process for recovering helium from natural gas.
Collaborations
Liu’s listed coworkers include Yinchun Liu and Zhibo Chang.
Conclusion
Zibing Liu’s patent describes a staged approach to helium recovery and purification, reflecting his work in natural-gas processing and engineering.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile