Inventor

HARTSBERGER HELMUT

DE2 patents

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

SUED CHEMIE AG

1 patent

US7618918B2Nov 17, 2009

Catalyst and method for preparing phthalic anhydride

SUED CHEMIE AG9 citations80

ESTENFELDER MARVIN

1 patent

US8097558B2Jan 17, 2012

Catalyst and method for producing phthalic anhydride

ESTENFELDER MARVIN9 citations79