ALUMINA-BASED SULFUR RECOVERY CATALYST AND PREPARATION METHOD FOR THE SAME
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United States of America Patent
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Issued Date -
Dec 12, 2013
app pub date -
Jun 11, 2013
filing date -
Jun 12, 2012
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Abstract
Provided is an alumina-based sulfur recovery catalyst as well as its preparation method, characterized in that the catalyst has a specific surface area of at least about 350 m2/g, a pore volume of at least about 0.40 ml/g, and the pore volume of pores having a pore diameter of at least 75 nm comprises at least about 30% of the pore volume. The alumina-based catalyst according to present invention is made from flashed calcined alumina, pseudoboehmite and optionally, a binder. The present invention further relates to an use of the alumina-based sulfur recovery catalyst and a method for recovering sulfur by using this catalyst.
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