Klaus Schroeer

Follow

Person

Bonn, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for recovering niobium and/or tantalum metal compounds from...
- Patent number 4,451,438
- Issue date May 29, 1984
- Herman C. Starck Berlin
- Wilfried Floeter
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...