US PATENT SUBCLASS 423 / DIG 22
MFI; e.g., ZSM-5. Silicalite, LZ-241
Current as of:
June, 1999
Click
HD
for Main Headings
Click for
All Classes
Internet Version by
PATENTEC
© 1999
     
Terms of Use
423 /
HD
CHEMISTRY OF INORGANIC COMPOUNDS
DIG 22
MFI; e.g., ZSM-5. Silicalite, LZ-241