HK

Helmut Kuhl

BG Bergwerksverband Gmbh: 1 patents #90 of 243Top 40%
Overall (All Time): #2,319,959 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5064801 Process for manufacturing a carbon catalyst Harald Juntgen, Karl Knoblauch, Ekkehard Richter 1991-11-12
4921826 Process for producing an active carbon catalyst Harald Juntgen, Karl Knoblauch, Ekkehard Richter 1990-05-01