| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 10.99 |
| PATENT ASSIGNEE | UOP |
| PATENT CLAIMS |
Prepn crystalline stannosilicate mole. sieve having microporous three dimensional structure contg SiO2 tetrahedral & SnO2 tetrahedral units, crystallographic regular pore system & empirical formula - [(Sn)x(Ti)y(Si)1-x-y-z(Ge)z](O)2; "x" mole fraction 0.001-0.1 y = 0-0.1; z = 0-0.08; compn has X-ray diffraction pattern of zeolite beta; comprising forming mixt contg reactive sources of Si, Sn, Ti, organic templating agent; reacting at pH 6-12 |
| PATENT PHOTOCOPY | Available on request |
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