The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 15, 2020
Filed:
Jan. 11, 2010
Marco Di Girolamo, San Donato Milanese, IT;
Maura Brianti, Busto Arsizio, IT;
Massimo Conte, Peschiera Borromro, IT;
Marco Di Girolamo, San Donato Milanese, IT;
Maura Brianti, Busto Arsizio, IT;
Massimo Conte, Peschiera Borromro, IT;
SAIPEM S.p.A., San Donato Milanese (Milan), IT;
Abstract
A process is described for obtaining high-purity 1-butene starting from Chydrocarbon mixtures containing isobutene, n-butane, isobutane, 1,3-butadiene, 1-butene, 2-butenes and also optionally Cand Chydrocarbons, comprising the following stages: conversion of isobutene effected in a double stage, wherein each stage consists of one or more reactors followed by a distillation column for the recovery of the reaction product; recovery of the excess alcohol; recovery of 1-butene using at least two distillation columns; characterised in that it also uses a further conversion stage, consisting of one or more reactors in series, for completing the isobutene removal.