Inventor
RAVENEL PIERRE
FR4 patents
Patents
4 patentsUS5679876AOct 21, 1997
Purification of pentafluoroethane
ATOCHEM ELF SA7 citations70
US5674465AOct 7, 1997
Continuous process for the preparation of aluminum nitride by the carbonitriding of alumina
ATOCHEM ELF SA3 citations61
US5538705AJul 23, 1996
Carbonitriding of alumina to produce aluminum nitride
ATOCHEM ELF SA4 citations60
US5525321AJun 11, 1996
Carbonitriding of alumina to produce aluminum nitride
ATOCHEM ELF SA4 citations60