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Inventor
BEHRENS HANS-DIETER
DE
2 patents
Patents
2 patents
US5262043A
Nov 16, 1993
Coal tar pitch and the preparation and use thereof
RUETGERSWERKE AG
48 citations
88
US5283045A
Feb 1, 1994
Sinterable carbon powder and method of its production
RUETGERSWERKE AG
4 citations
55