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Article: Publication No. WO/2009/087265 Published on July 16, Assigned to Andritz Oy for Ozone Content Reduction Method (Finnish Inventor)
- Article from:
- US Fed News Service, Including US State News
- Article date:
- July 20, 2009
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GENEVA, July 20 -- Janne Vehmaa, Finland, has developed a method of and apparatus for decreasing the ozone content of gas.
The patent has been assigned to Andritz Oy, Helsinki, Finland.
According to an abstract posted by the World Intellectual Property Organization, the invention relates to a "method of and apparatus for decreasing the ozone content of gas in connection with an ozone bleaching process for pulp in a chemical pulp mill plant provided with or connected to an ECF-bleaching plant for pulp and provided with at least production of a mixture of ozone and carrier gas, ozone bleaching equipment, discharge line for mixture of ...