FE

Folke Engstrom

AA A. Ahlstrom: 27 patents #1 of 166Top 1%
AO A. Ahlstrom Osakeyhtio: 3 patents #5 of 48Top 15%
FO Foster Wheeler Energia Oy: 1 patents #23 of 49Top 50%
PY Pyropower: 1 patents #6 of 19Top 35%
📍 Karhula, CA: #1 of 1 inventorsTop 100%
Overall (All Time): #114,500 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
4676177 Method of generating energy from low-grade alkaline fuels 1987-06-30
4672918 Circulating fluidized bed reactor temperature control Juha Sarkki 1987-06-16
4664887 Apparatus for separating solid material in a circulating fluidized bed reactor 1987-05-12
4616576 Combustion method Bertel K. Hakulin, Seppo Ruottu 1986-10-14
4363292 Fluidized bed reactor 1982-12-14
4330502 Fluidized bed reactor 1982-05-18
4244779 Method of treating spent pulping liquor in a fluidized bed reactor Jorma Nieminen 1981-01-13