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US4122039A Process for preparing catalyst 失效
制备催化剂的方法

Process for preparing catalyst
摘要：
A process for preparing a catalyst which involves coating a support with a first solution containing a platinum or palladium salt and a rhodium salt, calcining, further coating the calcined support with a second solution containing a salt of ruthenium and an oxide, salt or acid of phosphorus and then further calcining.
摘要（中）：

一种制备催化剂的方法，其包括用包含铂或钯盐和铑盐的第一溶液涂覆载体，煅烧，用含有钌盐和氧化物，盐或酸的第二溶液进一步涂覆煅烧载体 磷，然后进一步煅烧。

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