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Vaesteraas, SE
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last 30 patents
Information
Patent Grant
CFB black liquor gasification system operating at low pressures
Patent number
5,425,850
Issue date
Jun 20, 1995
Combustion Engineering, Inc.
Michael C. Tanca
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Black liquier gasification process operating at low pressures using...
Patent number
5,284,550
Issue date
Feb 8, 1994
Combustion Engineering, Inc.
Michael C. Tanca
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of regenerating a separation means for a liquid medium conta...
Patent number
4,740,312
Issue date
Apr 26, 1988
AB Asea-Atom
Erik Dahlquist
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Apparatus for reducing finely divided iron oxide material
Patent number
4,359,212
Issue date
Nov 16, 1982
Stora Kopparbergs Bergslags AB
Erik A. Bengtsson
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for burning carbonaceous materials
Patent number
4,165,717
Issue date
Aug 28, 1979
Metallgesellschaft Aktiengesellschaft
Lothar Reh
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL