WERKWIJZE VOOR HET ACTIVEREN VAN

摘要

1369640 Activating silver oxidation catalysts SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ NV 28 Feb 1972 [1 March 1971] 9005/72 Addition to 1369639 Heading B1E [Also in Division C2] Silver catalysts according to Specification 1369639 are activated by heating at 175-300‹C for 2-24 hours, contacting with anhydrous methanol and/or ethanol and recovering the catalyst.