- rare earth ultra stable Y zeolite
- abbr. REUSYA cracking catalyst component made by ion exchanging rare earth (lanthanide) metals into ultra stable type Y molecular sieves. See: rare earth, USY, type Y zeolite.
Petroleum refining glossary. 2013.
Petroleum refining glossary. 2013.
REUSY — abbr. for rare earth ultra stable Y zeolite … Petroleum refining glossary
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