EP0282921A1 - Flüssige, phosphatfreie Einphasen ...
EP0282921A1 EP88103864A EP88103864A EP0282921A1 EP 0282921 A1 EP0282921 A1 EP 0282921A1 EP 88103864 A EP88103864 A EP 88103864A EP 88103864 A EP88103864 A EP 88103864A EP 0282921 A1 EP0282921 A1 EP 0282921A1 Authority EP European Patent Office Prior art keywords degreasing sodium acid degreasing agent preferably Prior art date 1987-03-19 Legal status …