P
PatentIndex
Search
Landscape
Sign in
Inventor
KUEHL HELMUT
DE
2 patents
⚠️ This page may combine multiple inventors who share the name “KUEHL HELMUT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BERGWERKSVERBAND GMBH
1 patent
US4921826A
May 1, 1990
Process for producing an active carbon catalyst
BERGWERKSVERBAND GMBH
35 citations
90
JUENTGEN HARALD
1 patent
US5064801A
Nov 12, 1991
Process for manufacturing a carbon catalyst
JUENTGEN HARALD
22 citations
87