LA

Lars Arnberg

EA Elkem Aluminium Ans: 2 patents #2 of 6Top 35%
Overall (All Time): #1,623,850 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6267829 Method of reducing the formation of primary platelet-shaped beta-phase in iron containing alSi-alloys, in particular in Al-Si-Mn-Fe alloys Lennart Backerud, Guocai Chai 2001-07-31
5582791 Method for grain refining of aluminum and grain refining alloy Gunnar Halvorsen, Per Arne T.o slashed.ndel 1996-12-10
5424031 Grain refining alloy and a method for grain refining of aluminum and aluminum alloys Gunnar Halvorsen, Per Arne Tondel 1995-06-13