Chemistry: electrical and wave energy – Processes and products – Processes of treating materials by wave energy
Patent
1975-11-03
1977-05-31
Williams, Howard S.
Chemistry: electrical and wave energy
Processes and products
Processes of treating materials by wave energy
B01J 110
Patent
active
040267784
ABSTRACT:
A novel procedure for photochemical isomerization of vitamin A compounds or derivatives thereof in the absence of sensitizers is disclosed.
REFERENCES:
patent: 3838029 (1974-09-01), Fischer et al.
Lalonde Michel
Stoller Hansjorg
Gaither Richard A.
Hoffmann-La Roche Inc.
Leon Bernard S.
Welt Samuel L.
Williams Howard S.
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