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PROCESS FOR THE PREPARATION OF CATALYST APPLICABLE FOR THE SELECTIVE OXIDATION OF COMPOUNDS OF SULFUR CONTENT AND PROCESS FOR THE SELECTIVE OXIDATION OF COMPOUNDS OF SULFUR CONTENT INTO ELEMENT SULFUR
PROCESS FOR THE PREPARATION OF CATALYST APPLICABLE FOR THE SELECTIVE OXIDATION OF COMPOUNDS OF SULFUR CONTENT AND PROCESS FOR THE SELECTIVE OXIDATION OF COMPOUNDS OF SULFUR CONTENT INTO ELEMENT SULFUR
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机译:用于选择性氧化硫含量的化合物的催化剂的制备方法和用于将硫含量化合物选择性氧化为元素硫的方法
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Catalyst (I) has a specific surface area above 20 sq.m/g, average pore radius of 25 Angstroms at least with no activity w.r.t. the Claus reaction. (I) may be supported e.g. on SiO2. Active component in (I) is pref. an iron and/or chromium cpd. plus a phosphorus cpd. promotor. H2S contg. gas and O2 contg. gas are passed over (I) in a fixed or fluid bed at below 300 deg.C to obtain elemental sulphur.
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