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:
Jun. 15, 2010
Filed:
Dec. 14, 2006
Silvia Santiago-fernandez, Madrid, ES;
Armin Rix, Marl, DE;
Jochen Praefke, Oer-Erkenschwick, DE;
Dirk Roettger, Antwerpen, BE;
Markus Winterberg, Datteln, DE;
Wilfried Bueschken, Haltern am See, DE;
Silvia Santiago-Fernandez, Madrid, ES;
Armin Rix, Marl, DE;
Jochen Praefke, Oer-Erkenschwick, DE;
Dirk Roettger, Antwerpen, BE;
Markus Winterberg, Datteln, DE;
Wilfried Bueschken, Haltern am See, DE;
Evonik Oxeno GmbH, Marl, DE;
Abstract
The invention relates to a process for preparing 1-butenic fractions having less than 2000 ppm of isobutene in relation to 1-butene from technical mixtures of Chydrocarbons I which contain at least 1-butene and 2000 ppmw to 8% by mass of isobutene based on the 1-butene, with or without n-butane, isobutane and/or 2-butenes.