JPH01250486A - 蒸解装置のスケール除去方法 - Google Patents

蒸解装置のスケール除去方法

Info

Publication number
JPH01250486A
JPH01250486A JP28890488A JP28890488A JPH01250486A JP H01250486 A JPH01250486 A JP H01250486A JP 28890488 A JP28890488 A JP 28890488A JP 28890488 A JP28890488 A JP 28890488A JP H01250486 A JPH01250486 A JP H01250486A
Authority
JP
Japan
Prior art keywords
digester
scale
chelating agent
aqueous solution
scales
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.)
Granted
Application number
JP28890488A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0480150B2 (enExample
Inventor
Ryoshi Sugano
菅野　良士
Yoshimitsu Ota
太田　好光
Yoji Matsuo
松尾　洋二
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.)
Mitsubishi Chemical Corp
New Oji Paper Co Ltd
Original Assignee
Mitsubishi Rayon Co Ltd
Nitto Chemical Industry Co Ltd
Oji Paper Co 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 Mitsubishi Rayon Co Ltd, Nitto Chemical Industry Co Ltd, Oji Paper Co Ltd filed Critical Mitsubishi Rayon Co Ltd
Priority to JP28890488A priority Critical patent/JPH01250486A/ja
Publication of JPH01250486A publication Critical patent/JPH01250486A/ja
Publication of JPH0480150B2 publication Critical patent/JPH0480150B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Paper (AREA)
JP28890488A 1987-12-16 1988-11-17 蒸解装置のスケール除去方法 Granted JPH01250486A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP28890488A JPH01250486A (ja) 1987-12-16 1988-11-17 蒸解装置のスケール除去方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP31632787 1987-12-16
JP62-316327 1987-12-16
JP28890488A JPH01250486A (ja) 1987-12-16 1988-11-17 蒸解装置のスケール除去方法

Publications (2)

Publication Number Publication Date
JPH01250486A true JPH01250486A (ja) 1989-10-05
JPH0480150B2 JPH0480150B2 (enExample) 1992-12-17

Family

ID=26557369

Family Applications (1)

Application Number Title Priority Date Filing Date
JP28890488A Granted JPH01250486A (ja) 1987-12-16 1988-11-17 蒸解装置のスケール除去方法

Country Status (1)

Country Link
JP (1) JPH01250486A (enExample)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005314824A (ja) * 2004-04-27 2005-11-10 Hakuto Co Ltd 石灰泥フィルター洗浄方法
JP2007063696A (ja) * 2005-08-30 2007-03-15 Hakuto Co Ltd 黒液濃縮エバポレータのスケール洗浄方法
WO2012111418A1 (ja) * 2011-02-15 2012-08-23 栗田工業株式会社 ピッチ抑制方法及びピッチ抑制剤
JP2012167407A (ja) * 2011-02-15 2012-09-06 Kurita Water Ind Ltd ピッチ抑制方法及びピッチ抑制剤
JP2013028887A (ja) * 2011-07-29 2013-02-07 Kurita Water Ind Ltd ピッチ抑制方法
JP2014091883A (ja) * 2012-11-02 2014-05-19 Kurita Water Ind Ltd スケールの抑制方法
JP2022093865A (ja) * 2020-12-14 2022-06-24 クリーンケミカル株式会社 炭酸カルシウムスケール除去剤

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PULP&PAPER=1967 *

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005314824A (ja) * 2004-04-27 2005-11-10 Hakuto Co Ltd 石灰泥フィルター洗浄方法
JP2007063696A (ja) * 2005-08-30 2007-03-15 Hakuto Co Ltd 黒液濃縮エバポレータのスケール洗浄方法
WO2012111418A1 (ja) * 2011-02-15 2012-08-23 栗田工業株式会社 ピッチ抑制方法及びピッチ抑制剤
JP2012167407A (ja) * 2011-02-15 2012-09-06 Kurita Water Ind Ltd ピッチ抑制方法及びピッチ抑制剤
JP2013028887A (ja) * 2011-07-29 2013-02-07 Kurita Water Ind Ltd ピッチ抑制方法
JP2014091883A (ja) * 2012-11-02 2014-05-19 Kurita Water Ind Ltd スケールの抑制方法
JP2022093865A (ja) * 2020-12-14 2022-06-24 クリーンケミカル株式会社 炭酸カルシウムスケール除去剤

Also Published As

Publication number Publication date
JPH0480150B2 (enExample) 1992-12-17

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