Inventor

KUPIES DIETER

DE5 patents

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

HOECHST AG

3 patents

US5085835AFeb 4, 1992

Process for recovering rhodium

HOECHST AG10 citations73

US5294415AMar 15, 1994

Process for the separation and recovery of rhodium from the products of the oxo synthesis

HOECHST AG13 citations72

US4990639AFeb 5, 1991

Novel recovery process

HOECHST AG10 citations71

RUHRCHEMIE AG

2 patents

US4623490ANov 18, 1986

Process for the purification of sulfonated aryl phosphines

RUHRCHEMIE AG9 citations72

US4504588AMar 12, 1985

Process for the recovery of water-soluble hydroformylation catalysts containing rhodium

RUHRCHEMIE AG16 citations71