HH

Helmut Hackl

AA Abb Technology Ag: 2 patents #5 of 56Top 9%
Overall (2011): #97,627 of 364,097Top 30%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8043403 Device for submerging material into liquid metal by an electromagnetic stirrer Bengt Rydholm, Erik Svensson, Alf Lundström, Olof Sjödén, Jan-Erik Eriksson +2 more 2011-10-25
7975753 Method and apparatus for controlling the flow of molten steel in a mould Anders Lehman, Jan-Erik Eriksson, Olof Sjödén 2011-07-12