A METHOD FOR THE PREPARATION OF FORMALDEHYDE
A method for the preparation of formaldehyde by means of methanol oxidative dehydrogenation at high temperature by passing methanol vapor and air mixture through the fresh and dead silver catalysts oncarrier, e.g. pumice. Novel in the process is that dead silver catalyst is used in the form of reduc...
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Format: | Patent |
Sprache: | eng |
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