METHOD FOR REMOVING SCALES IN STEAM GENERATION FACILITY
Japan Patent
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Abstract
ボイラ運転中に、ボイラを腐食することなく、ボイラ缶内に付着したスケールを除去できる、蒸気発生設備のスケール除去方法を提供する。蒸気発生設備において、ボイラの稼働中に、ボイラ水のpHを11.3以上に調整し、かつボイラ水のpHの値に応じて、下記計算式(1)から導かれる基準重量平均分子量の0.50〜2.00倍の重量平均分子量を有するポリアクリル酸又はその塩を添加することにより、ボイラ缶内に付着したスケールを除去する、蒸気発生設備のスケール除去方法。基準重量平均分子量 = -8462×(pHの値−11.3)+61538 ・・・(1)

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Patent Owner(s)
Patent Owner | Address |
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栗田工業株式会社 | Not Provided |
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Inventor(s)
Inventor Name | Address |
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志村 幸祐 | 東京都新宿区西新宿三丁目4番7号 栗田工業株式会社内 |
酒井 瑞之 | - |
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