Method and apparatus for reducing the amount of sludge...

Details Method and apparatus for reducing the amount of sludge... Method and apparatus for reducing the amount of sludge...

2005-05-03

2009-08-18

Halpern, Mark (Department: 1791)

Paper making and fiber liberation

Processes of chemical liberation, recovery or purification...

With regeneration, reclamation, reuse, recycling or...

C162S030100, C162S189000, C034S060000, C210S710000

Reexamination Certificate

active

07575657

ABSTRACT:
Method and apparatus for reducing the amount of sludges produced in a pulp and/or paper mill. The sludge produced in a pulp and/or paper mill as a result of waste water treatment is conveyed to solid fuel and the produced fuel-sludge mixture is burned in a power boiler. The solid fuel is heated before sludge is mixed therein.

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patent: 2005/106113 (2005-11-01), None
International Preliminary Report on Patentability issued in PCT/FI2005/050144.
Search Report issued in priority application FI 20055037.
Patent Abstracts of Japan, english abstract of JP 2003138283.
Patent Abstracts of Japan, English abstract of JP 09060849.

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