Inventor

YUAN HANGKONG

CN3 patents

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

LANZHOU INST CHEMICAL PHYSICS CAS

1 patent

US9688646B2Jun 27, 2017

Process for producing N-methyl or N,N-dimethyl amines

LANZHOU INST CHEMICAL PHYSICS CAS4 citations68

RHODIA OPERATIONS

1 patent

US10662142B2May 26, 2020

Process for production of aromatic compounds comprising at least two amine functions

RHODIA OPERATIONS1 citations60

LANZHOU CHEM PHYS INST

1 patent

US8901354B2Dec 2, 2014

Method for producing N-substituted amine compounds through catalyzed alkylation

LANZHOU CHEM PHYS INST2 citations57