Inventor

QIN CHUNHUA

CN3 patents

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

SHANGHAI HUAYI NEW MAT CO LTD

2 patents

US11325109B2May 10, 2022

Heteropolyacid salt catalysts and their preparation method

SHANGHAI HUAYI NEW MAT CO LTD0 citations46

US9522866B2Dec 20, 2016

Methods for preparing methacrolein from t-butanol

SHANGHAI HUAYI NEW MAT CO LTD0 citations46

LI XUEMEI

1 patent

US8623780B2Jan 7, 2014

Preparation process of a complex oxide catalyst and application thereof to the synthesis of the acrylic acid

LI XUEMEI2 citations57