Катализатор для получения формальдегида окислением метанола
Patents
Language: |
Русский |
Type: |
Certificate of authorship |
Number |
SU 408504 A1 |
Request number: |
1759292/23-4 |
Request date: |
Sep 14, 1971 |
patent.field.start_date: |
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Registration date: |
Nov 5, 1974 |
patent.field.request_publication_date: |
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For increasing the activity and the stability, Cr oxide was added to the title oxidn. catalyst contg. MoO2. The catalyst contains a mixt. of Mo and Cr oxides with the atomic ratio Mo-Cr 1.5:3.5.