Inventor
CHEUNG CHIU KEE
DE7 patents
⚠️ This page may combine multiple inventors who share the name “CHEUNG CHIU KEE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EVONIK DEGUSSA GMBH
4 patentsUS10399934B2Sep 3, 2019
Process for preparing an alkanesulphonic acid
EVONIK DEGUSSA GMBH1 citations58
US9630843B2Apr 25, 2017
Reactor and process for preparing hydrogen sulphide
EVONIK DEGUSSA GMBH1 citations45
US9649615B2May 16, 2017
Reactor and process for preparing hydrogen sulphide
EVONIK DEGUSSA GMBH0 citations37
US10494331B2Dec 3, 2019
Process for operating a plant for preparing an alkanesulfonic acid
EVONIK DEGUSSA GMBH0 citations33