Montedison S.p.a.

Montecatini Edison S.p.a.

Emanuele Malfatti

Amilcare Collina

Antonio Cappelli

A process is provided for the production of formaldehyde by oxidizing methanol in the presence of a catalyst containing metal oxides wherein the feed stream is admixed, outside the reaction stage, with at least one portion of the reaction product.

Process for the production of formaldehyde

Apparatus and process for the production of formaldehyde by catalytic conversion of methanol wherein a reaction vessel has an outlet means and an inlet injector nozzle means at one end thereof, the injector means feeding reactants to a diffuser member, the diffuser member having at its other end an annular catalyst bed, and means in said reaction vessel for circulating reactants products passing from the catalyst bed to the outlet means and to the injector means-diffuser member for recirculation therethrough.

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Milan, Italy

Emanuele Malfatti