HK

Heinrich Kalwitzki

BG Bergwerksverband Gmbh: 1 patents #2 of 8Top 25%
Overall (1994): #127,396 of 165,921Top 80%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5346515 Fluidized bed gas generator for allothermic gasification of coal Helmut Kubiak, Hans-Jurgen Schroter, Gunther Gappa, Klaus Knop 1994-09-13