Patent application number | Description | Published |
20090022638 | Ion exchanger for winning metals of value - The present invention relates to the use of monodisperse, macroporous anion exchangers of type I or type II in hydrometallurgical processes for winning metals of value. | 01-22-2009 |
20090158896 | Monodisperse, Macroporous Chelating Resins in Metal Winning - The present invention relates to the use of monodisperse, macroporous chelating resins in the recovery of metals in hydrometallurgical processes, in particular in resin-in-pulp processes. | 06-25-2009 |
20100307979 | CHELATE RESIN - The present application relates to novel chelate resins which contain, as a functional group, quaternary nitrogen atoms in structures of the general formula (I) | 12-09-2010 |
20110086935 | PICOLYLAMINE RESINS - The present application relates to novel monodisperse, gel-type or macroporous picolylamine resins which are based on at least one monovinylaromatic compound and at least one polyvinylaromatic compound and/or a (meth)acrylic compound and contain tertiary nitrogen atoms in structures of the general formula (I) | 04-14-2011 |
20110091365 | PICOLYLAMINE RESINS - The present application relates to novel gel-type or macroporous picolylamine resins which are based on at least one monovinylaromatic compound and at least one polyvinylaromatic compound and/or a (meth)acrylic compound and contain tertiary nitrogen atoms in structures of the general formula (I) | 04-21-2011 |
20130245140 | CHELATE RESINS - The present application relates to novel chelate resins which contain, as a functional group, quaternary nitrogen atoms in structures of the general formula (I) | 09-19-2013 |