Hollow-structure SAPO-34 molecular sieve prepared by utilizing MTO waste catalyst and preparation method and application of hollow-structure SAPO-34 molecular sieve
The invention provides a hollow-structure SAPO-34 molecular sieve prepared by utilizing an MTO waste catalyst, and a preparation method and application of the hollow-structure SAPO-34 molecular sieve. The preparation method comprises the following steps: mixing roasted waste MTO catalyst fine powder...
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Format: | Patent |
Sprache: | chi ; eng |
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