| 1919 | Establishment of the Niederrheinische Blechwarenfabrik company |
| 1962 | New construction of Building 1 at Düsseldorferstrasse 170 and expansion of the production facilities |
| 1968 | New construction of Building 2 at Düsseldorferstrasse 172 and the renovation of the Shipping building |
| 1972 | Patenting of the lid insert for two-component packaging |
| 1991 | Management was taken over by Mr. Herbert Dickel in the 3rd generation |
| 1994 | Patenting of the type of closure with a Sipra ring for lid inserts of the two-component packaging |
| 1998 | Patenting of the process for powder coating the inner surfaces of tinplate packaging. |
