2010 - 2008 |
Purchase of the quarry Ponderosa and additional concessions |
2008 |
Rathscheck Schiefer integrates the "Grupo Cafersa S.L" based in El Barco de Valdeorras (Galicia), in the Northwest of Spain into the group of companies;
|
2007 |
Development of the façade system symmetrical cladding
|
2006 |
Beginning of the opening of the 10th horizon (at a depth of 340 m) in the Moselschiefer Katzenberg mine
|
2004 |
Development of new and modern types of covering for façades; Intensification of the market development in East-Europe
|
2003 |
Opening of the 9th horizon (at a depth of 300 m) in the Katzenberg mine
|
2002 |
Further extension of the market share while the total market is declining
|
2001 |
New products: ThermoSklent®, DrillSklent®, FixSklent®
|
2000 |
Intensification of the Internet activities: Setting up the most comprehensive Web site on the topic of slate in the Internet; benefit and service for roofers, specialised dealers in roofing materials, architects and clients are in the fore |