AA

Arto Ahvenainen

AA A. Ahlstrom: 1 patents #75 of 166Top 50%
AO Ahlstrom Machinery Oy: 1 patents #8 of 54Top 15%
AO Andritz-Ahlstrom Oy: 1 patents #8 of 30Top 30%
AN Andritz: 1 patents #60 of 159Top 40%
📍 Varkaus, FI: #13 of 70 inventorsTop 20%
Overall (All Time): #1,273,209 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6418637 Method of sealing a rotary drum connection — 2002-07-16
6419481 Cooler for rotary kilns — 2002-07-16
5989018 Lime sludge feed arrangement — 1999-11-23
5213496 Feeding system for a lime reburning kiln — 1993-05-25