| Patent Number |
Title Of Patent |
Date Issued |
| 7591988 |
Method for processing flue gases |
September 22, 2009 |
| In a method for processing flue gases, flue gases from an incineration plant for non-condensable gases of a kraft pulp mill are scrubbed by means of a calcium compound. The calcium compound is lime mud taken from the chemical recirculation of the kraft pulp mill after causticization |
| 7465372 |
Method for treatment of spent liquor |
December 16, 2008 |
| Method for treatment of spent liquor at a pulp mill, in which method at least a part of the spent liquor flow arriving from the evaporation plant is taken to a pyrolysis reactor, wherein it is pyrolysed at a temperature of 300-800.degree. C. in order to separate evaporable compounds from |
| 7331181 |
Reheating steam temperature control |
February 19, 2008 |
| A heat control system of reheating steam of a power plant, in which method the reheating steam (S3) is superheated in a reheater in a first reheating stage and a second reheating stage. The steam (S6) superheated in the first reheating stage is directed via a heat exchanger (22) to the |
| 7306776 |
Method and an apparatus for processing flue gas scrubber material flows |
December 11, 2007 |
| A method for processing flue gas scrubber material flows. The flue gas is scrubbed with a calcium-based absorbent containing washing fluid for absorbing sulphur oxides from the flue gases, and the formed gypsum slurry is directed from the flue gas scrubber to the separator. At the se |
