This invention relates to {TAIL ~ an intergrown molecular sieve}, its synthesis and its use in the conversion of oxygenates to {HEAD ~ olefins} 
This invention relates to { TAIL ~ an intergrown molecular sieve } , its synthesis and its use in the conversion of oxygenates to { HEAD ~ olefins }
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD