Process for the production of linear alkylaromatic hydrocarbons
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United States of America Patent
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May 1, 2001
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N/A
app pub date -
Jul 15, 1999
filing date -
Jul 16, 1998
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Abstract
Process for the production of linear alkylaromatic hydrocarbons comprising: a) dehydrogenating C.sub.10 -C.sub.14 n-paraffins; b) selectively hydrogenating the diolefins produced during step (a); c) feeding stream (b) and an aromatic hydrocarbon to an alkylation unit; d) distilling the alkylated stream into its main constituents; e) subjecting a paraffinic stream containing aromatic by-products, leaving step (d), to a hydrogenation step; f) recycling the stream leaving step (e) to the dehydrogenation unit of step (a).
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