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Patent Searching and Data


Title:
工程用水再生システムおよびその方法
Document Type and Number:
Japanese Patent JP2009520887
Kind Code:
A
Abstract:
An arrangement for producing paper from e.g. old paper, comprises a treatment unit (100) connected to a paper machine (200). The treatment unit has one or more stages supplied with process water. Each process water treatment unit has a cleansing and/or material recovery unit, and at least one treatment unit has an anaerobic reactor with micro-organisms, as well as a scale elimination unit. At least one of the treatment units has a particle separation section for eliminating colloidal, colloidaly dissolved and particulate material, as well as a desalination unit. The scale elimination unit is in the form of a flotation plant.

Inventors:
Menke, Lucas
Torbnis, George
Application Number:
JP2008546260A
Publication Date:
May 28, 2009
Filing Date:
December 20, 2006
Export Citation:
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Assignee:
Merient Solung Stehnik Fure Di Puppy Industrie Game Behr
International Classes:
D21F1/66; C02F1/24; C02F1/52; C02F3/28
Domestic Patent References:
JPH05253594A1993-10-05
JPH05337493A1993-12-21
Foreign References:
US6372139B12002-04-16
US3780471A1973-12-25
Attorney, Agent or Firm:
Tsuyoshi Hashimoto
Tomioka Kiyoshi