Taunusstein
Germany
2
2006-09-07
The entities that hold a legal rights for patent applications filed by inventor Rollinger Bernt:
Bernt Rollinger from Taunusstein, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Method for recovering metallic elements, especially metallic chromium, from slag containing metal oxides in an electric-arc furnace
#2 | 2006-08-22Method for producing stainless steels, in particular high-grade steels containing chromium and chromium-nickel
4694058 ⎘