DE69806563T2 - Verfahren zur Kesselsteinbekaempfung in Verfahren zur Herstellung von Papier - Google Patents

Verfahren zur Kesselsteinbekaempfung in Verfahren zur Herstellung von Papier

Info

Publication number
DE69806563T2
DE69806563T2 DE69806563T DE69806563T DE69806563T2 DE 69806563 T2 DE69806563 T2 DE 69806563T2 DE 69806563 T DE69806563 T DE 69806563T DE 69806563 T DE69806563 T DE 69806563T DE 69806563 T2 DE69806563 T2 DE 69806563T2
Authority
DE
Germany
Prior art keywords
scaling
paper
processes
production
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69806563T
Other languages
English (en)
Other versions
DE69806563D1 (de
Inventor
Shigeru Sato
Aya Sakaguchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kurita Water Industries Ltd
Original Assignee
Kurita Water Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kurita Water Industries Ltd filed Critical Kurita Water Industries Ltd
Publication of DE69806563D1 publication Critical patent/DE69806563D1/de
Application granted granted Critical
Publication of DE69806563T2 publication Critical patent/DE69806563T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/02—Agents for preventing deposition on the paper mill equipment, e.g. pitch or slime control
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/22—Eliminating or preventing deposits, scale removal, scale prevention

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
DE69806563T 1997-11-05 1998-11-05 Verfahren zur Kesselsteinbekaempfung in Verfahren zur Herstellung von Papier Expired - Fee Related DE69806563T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9302795A JPH11128989A (ja) 1997-11-05 1997-11-05 製紙工程におけるスケール防止方法

Publications (2)

Publication Number Publication Date
DE69806563D1 DE69806563D1 (de) 2002-08-22
DE69806563T2 true DE69806563T2 (de) 2003-04-03

Family

ID=17913215

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69806563T Expired - Fee Related DE69806563T2 (de) 1997-11-05 1998-11-05 Verfahren zur Kesselsteinbekaempfung in Verfahren zur Herstellung von Papier

Country Status (5)

Country Link
EP (1) EP0916622B1 (de)
JP (1) JPH11128989A (de)
KR (1) KR100324719B1 (de)
DE (1) DE69806563T2 (de)
ID (1) ID21199A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7428926B2 (en) 1999-05-07 2008-09-30 Ge Ionics, Inc. Water treatment method for heavy oil production
US7438129B2 (en) 1999-05-07 2008-10-21 Ge Ionics, Inc. Water treatment method for heavy oil production using calcium sulfate seed slurry evaporation
US7681643B2 (en) 1999-05-07 2010-03-23 Ge Ionics, Inc. Treatment of brines for deep well injection
US6355214B1 (en) 1999-06-16 2002-03-12 Hercules Incorporated Methods of preventing scaling involving inorganic compositions, and inorganic compositions therefor
US6333005B1 (en) 1999-06-16 2001-12-25 Hercules Incorporated Methods of preventing scaling involving inorganic compositions in combination with copolymers of maleic anhydride and isobutylene, and compositions therefor
GB9914398D0 (en) 1999-06-22 1999-08-18 Bp Exploration Operating Reduction in solids deposition
US8623273B2 (en) 2008-06-02 2014-01-07 Imerys Filtration Minerals, Inc. Methods for prevention and reduction of scale formation
FI126082B (en) 2014-07-15 2016-06-15 Kemira Oyj Procedure to prevent sludge formation
JP6573557B2 (ja) * 2016-01-22 2019-09-11 日本製紙株式会社 紙の製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6090092A (ja) * 1983-10-25 1985-05-21 Kurita Water Ind Ltd フツ化物および硫酸イオン含有水の処理方法

Also Published As

Publication number Publication date
DE69806563D1 (de) 2002-08-22
JPH11128989A (ja) 1999-05-18
KR19990044990A (ko) 1999-06-25
EP0916622A1 (de) 1999-05-19
EP0916622B1 (de) 2002-07-17
KR100324719B1 (ko) 2002-04-17
ID21199A (id) 1999-05-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee