Beijing
China
3
2025-09-16
The entities that hold a legal rights for patent applications filed by inventor Li Pengpeng:
Pengpeng Li from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Measurement apparatus and method for hydrogen solubility and competitive dissolution of multi-component gases
#2 | 2024-04-02Natural gas separation and purification and mercury collection system for oil and gas wells, and method of use thereof
#3 | 2023-12-12Device and method for testing effective diffusion coefficient of helium in helium-bearing natural gas
7070592 ⎘