Inventor

XUE HUIFENG

CM2 patents

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

PETROCHINA CO LTD

1 patent

US12544690B2Feb 10, 2026

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

PETROCHINA CO LTD0 citations41

LIANG SHUNQIN

1 patent

US8785345B2Jul 22, 2014

Method for preparing hydrorefining catalyst

LIANG SHUNQIN0 citations40