JR

Jean-Luc Roth

PS Paul Wurth S.A.: 5 patents #2 of 17Top 15%
📍 Metz, FR: #1 of 25 inventorsTop 4%
Overall (2002): #9,220 of 266,432Top 4%
5
Patents 2002

Issued Patents 2002

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
RE37897 Method for making steel in a liquid melt-fed electric furnace Andre Kremer, Guy Denier 2002-11-05
6464752 Method for producing directly reduced, desulphurized iron Thomas Hansmann, Romain Frieden, Marc Solvi 2002-10-15
6452955 Method for feeding fines or granules into a light-arc furnace Serge Devillet, Emile Lonardi 2002-09-17
6413469 Method and installation for ladle treatment of steel Hubert Stomp, Albert Feitler 2002-07-02
6383252 Method for the heat treatment of residues containing heavy metals Thomas Hansmann, Romain Frieden, Marc Solvi 2002-05-07