| 9227915 |
Process for the preparation of a crystalline L-MGDA trialkali metal salt |
Alfred Oftring, Maxim Weber, Arnulf Lauterbach |
2016-01-05 |
| 8802894 |
Process for the preparation of aqueous solutions of methylglycine-N,N-diacetic acid trialkali metal salts |
Alfred Oftring, Arnulf Lauterbach |
2014-08-12 |
| 8455682 |
Method for the production of aminodicarboxylic acid-N,N-diacetic acids |
Alfred Oftring, Armin Stamm, Friedrich Wirsing |
2013-06-04 |
| 7671234 |
Method for producing methylglycine-N,N-diethanoic acid-trialkali metal salts with a low by-product content |
Alfred Oftring, Friedrich Wirsing, Armin Stamm, Kai-Uwe Baldenius |
2010-03-02 |
| 7652165 |
Neutralization of isophorone nitrile synthesis products |
Alfred Oftring |
2010-01-26 |
| 6861548 |
Continuous process for the cyanoalkylation of compounds having one or more NH functions |
Thomas Greindl, Friedrich Wirsing, Georg Krug |
2005-03-01 |
| 6822110 |
CaO-catalyzed preparation of isophoronenitrile |
Dagmar Pascale Kunsmann-Keitel, Ingo Münster, Klaus Mundinger, Gunter Scherhag, Wolfgang Siegel |
2004-11-23 |
| 6420593 |
Method for producing long-chain glycine-N,N-diacetic acid derivatives |
Rainer Rahm, Thomas Greindl, Alfred Oftring, Guenter Oetter, Juergen Detering |
2002-07-16 |
| 6307086 |
Method for producing long-chain glycine-N,N-diacetic acid derivatives |
Rainer Rahm, Thomas Greindl, Alfred Oftring, Guenter Oetter, Juergen Detering |
2001-10-23 |
| 5849950 |
Preparation of glycine-N,N-diacetic acid derivatives |
Thomas Greindl, Alfred Oftring, Jochen Wild, Birgit Potthoff-Karl, Georg Schuh |
1998-12-15 |
| 5817864 |
Process for the preparation of glycine-N, N-diacetic acid derivatives |
Thomas Greindl, Alfred Oftring, Jochen Wild, Birgit Potthoff-Karl, Georg Schuh |
1998-10-06 |
| 4952332 |
Detergents that contain acyl derivatives of dihydroxydioxane as bleach activators |
Rolf Fikentscher, Alfred Oftring, Werner Bochnitschek, Johannes Perner, Ulrich Kaluza +1 more |
1990-08-28 |
| 4911888 |
Use of salts of sulfonamidocarboxylic acids as corrosion inhibitors in aqueous systems |
Rolf Fikentscher, Chung-Ji Ischang, Christos Vamvakaris, Reinhold Kohlhaupt |
1990-03-27 |
| 4855423 |
Preparation of sulfatobetaines |
Chung-Ji Tschang, Christos Vamvakaris, Klaus Glaser |
1989-08-08 |
| 4837330 |
Preparation of sulfatobetaines |
Chung-Ji Tschang, Christos Vamvakaris, Klaus Glaser |
1989-06-06 |
