AV

Aki Vilpponen

AM Ahlstrom Machinery: 1 patents #9 of 23Top 40%
Overall (1997): #179,528 of 185,788Top 100%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5635026 Cooking cellulose material with high alkali concentrations and/or high pH Auvo Kettunen, Kaj Henricson, Jian E. Jiang, Bruno Marcoccia 1997-06-03