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Distillation: Processes, Separatory > Adding Material To Distilland Except Water Or Steam Per Se Adding Material To Distilland Except Water Or Steam Per SeAdding Material To Distilland Except Water Or Steam Per Se patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.06/14/07 - 20070131535 - Utilizing ionic liquids for hydrofluorocarbon separation The present invention relates to a process for separating close-boiling and azeotropic components of mixtures, wherein said mixtures comprise at least one hydrofluorocarbon compound, using at least one ionic liquid. ... 04/12/07 - 20070080052 - Distillative merthod for separating narrow boiling or azeotropic mixtures using ionic liquids A process for separating azeotropic or close-boiling mixtures by means of an extractive rectification in which an ionic liquid is used as entrainer, wherein a high boiling bottom product is taken off from the column in vapor form via a side offtake. ... 09/15/05 - 20050199482 - Method and device for extractive distillation A process for fractionating a starting mixture of two or more components by extractive distillation using a selective solvent in a dividing wall column aligned in the longitudinal direction of the column and extending to the upper end of the column and dividing the column interior into a first region, ... ### FreshPatents.com Support |