Inventor
URBACH HANS-PETER
DE3 patents
Patents
3 patentsUS4460556AJul 17, 1984
Method for producing high purity Si for solar cells
SIEMENS AG27 citations90
US4497675AFeb 5, 1985
Process for the manufacture of substrates from carbon-coated silicon dioxide fabric that can be used for large-surface silicon bodies
SIEMENS AG8 citations71
US4803188AFeb 7, 1989
Heterogeneous catalyst containing silicon dioxide
SIEMENS AG3 citations60