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B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
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FR713701D1930-05-021931-03-23Perfectionnements à la fabrication de produits industriels nouveaux et à leur application dans des réactions organiques
ExpiredFR713701A
(fr)
Perfectionnements à la fabrication de plaques et carreaux de verre peint, avec ou sans support dorsal, et nouveaux produits industriels obtenus par application de ces perfectionnements