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公开(公告)号：US3767758A
公开(公告)日：1973-10-23
申请号：US3767758D
申请日：1971-07-01
Applicant: STAMICARBON
Inventor： MARS P , DUYVERMAN C , GORGELS M
CPC classification number: C01B21/1418
Abstract: SALTS OF HYDROXYLAMINE ARE PREPARED BY REDUCTION OF NITRIC ACID WITH HYDROGEN IN AN ACID MEDIUM AND A CATALYST CONTAINING A METAL FROM THE PLATINUM GROUP OF METALS AND AN ACTIVATOR SELECTED FROM THE GROUP OF METALS, INCLUDING COPPER, GERMANIUM, CADMIUM, INDIUM, TIN, GALLIUM, SILVER, ARSENIC, THALLIUM, ANTIMONY, GOLD MERCURY, LEAD AND BISMUTH. THE REACTION CATALYST EXHIBITS A HIGH SELECTIVITY AND CONVERSION.
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