Inventor
WU LIANGHUA
CN11 patents
⚠️ This page may combine multiple inventors who share the name “WU LIANGHUA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHINA PETROLEUM & CHEM CORP
6 patentsUS11571673B2Feb 7, 2023
Fluid distributor, reaction device and application thereof
CHINA PETROLEUM & CHEM CORP2 citations71
US12116331B2Oct 15, 2024
Gas replacement process, gas replacement apparatus, and nitro compound hydrogenation reaction process
CHINA PETROLEUM & CHEM CORP0 citations61
US11091407B2Aug 17, 2021
Preheating process and start-up process for the ammoxidation reaction
CHINA PETROLEUM & CHEM CORP0 citations61
US12098114B2Sep 24, 2024
Double-trapezoid structural member, fluidized apparatus and nitro compound hydrogenation reaction process
CHINA PETROLEUM & CHEM CORP0 citations51
US12485397B2Dec 2, 2025
Fluidized bed reactor, heat removal water pipe and application thereof in acrylonitrile production
CHINA PETROLEUM & CHEM CORP0 citations50
US11077416B2Aug 3, 2021
Feed gas feeding system for propylene ammoxidation reactor
CHINA PETROLEUM & CHEM CORP0 citations50
CHINA PETROCHEMICAL CORP
5 patentsUS5834394ANov 10, 1998
Fluidized-bed catalyst for propylene ammoxidation to acrylonitrile
CHINA PETROCHEMICAL CORP63 citations95
US5223469AJun 29, 1993
Fluidized-bed catalyst for preparing acrylonitrile
CHINA PETROCHEMICAL CORP31 citations92
US6420307B1Jul 16, 2002
Fluidized-bed catalyst for propylene ammoxidation to acrylonitrile
CHINA PETROCHEMICAL CORP27 citations90
US5177048AJan 5, 1993
Supplementary catalyst for ammoxidation catalysts
CHINA PETROCHEMICAL CORP11 citations73
US6596897B1Jul 22, 2003
Catalyst for producing acrylonitrile
CHINA PETROCHEMICAL CORP10 citations68