P
PatentIndex
Search
Landscape
Sign in
Inventor
OMRAN JAFAR
DE
2 patents
Patents
2 patents
US4921543A
May 1, 1990
Liquifiers and their preparation
RUETGERSWERKE AG
4 citations
56
US4430194A
Feb 7, 1984
Method for the production of a highly aromatic pitch-like coal by-product
RUETGERSWERKE AG
2 citations
56