P
PatentIndex
Search
Landscape
Sign in
Inventor
KEMPFERT JOACHIM
DE
2 patents
Patents
2 patents
US5520482A
May 28, 1996
Barrier to prevent spread of soil contamination
RUETGERSWERKE AG
18 citations
76
US4756818A
Jul 12, 1988
A method for the production of a carbon fiber precursor
RUETGERSWERKE AG
16 citations
67