Inventor

HE SHENGBAO

CN4 patents

⚠️ This page may combine multiple inventors who share the name “HE SHENGBAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PETROCHINA CO LTD

2 patents

US11142716B2Oct 12, 2021

Regeneration method for liquefied petroleum gas sweetening caustic

PETROCHINA CO LTD0 citations47

US12544690B2Feb 10, 2026

Automatic separation apparatus for four fractions of heavy oil and separation method thereof

PETROCHINA CO LTD0 citations41

NATIONAL ENGINEERING RESEARCH CENTER OF CHEMICAL FERTILIZER CATALYST FUZHOU UNIV

1 patent

US11517882B2Dec 6, 2022

Ruthenium-based catalyst for ammonia synthesis and preparation method and use thereof

NATIONAL ENGINEERING RESEARCH CENTER OF CHEMICAL FERTILIZER CATALYST FUZHOU UNIV0 citations44

UNIV CHINA PETROLEUM BEIJING

1 patent

US9963350B2May 8, 2018

ZSM-5 type molecular sieve synthesis method

UNIV CHINA PETROLEUM BEIJING0 citations43