Inventor
LANGE ERHARD
DE4 patents
⚠️ This page may combine multiple inventors who share the name “LANGE ERHARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HUELS CHEMISCHE WERKE AG
3 patentsUS4250337AFeb 10, 1981
Two stage hydrogenation to make neopentyl glycol
HUELS CHEMISCHE WERKE AG24 citations78
US4268695AMay 19, 1981
Process for the continuous preparation of butane-1,4-diol
HUELS CHEMISCHE WERKE AG26 citations77
US4542194ASep 17, 1985
Naphtha-soluble, hydrogenated alkyl aryl ketone/formaldehyde resins and process for their production
HUELS CHEMISCHE WERKE AG11 citations69