In both catalytic processes, no rearrangement products caused by the combination of isopropyl radicals were found.

在二催化体系中都未发现异丙基自由基结合导致的重排产物。

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The discovery of titanium silicalite-1 (TS-1)has opened up new possibilities of developing zeolites-based green catalytic processes.

钛硅分子筛TS-1开发问世，开辟了分子筛催化烃类选择氧化的新领域。

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Hydrocracking is one of the most important catalytic processes of petrochemical industry, meanwhile it is an accident frequently-occurring process.

加氢裂化是石油化工工业中最重要的催化加工过程之一，但又是一个事故多发的工艺过程。

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It also includes joint ventures that develop catalytic distillation processes and hydroprocessing technologies, which were responsible for 12.1% of operating income in the first nine months of the year.

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