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JPS643147A
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Production of high-purity terephthalic acid
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JPS60233032A
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Production of terephthalic acid suitable for direct polymerization
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JPS59104345A
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Production of terephthalic acid suitable for direct polymerization
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JPS58174344A
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Recovery of acetic acid
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JPS5733277A
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Control valve to prevent clogging
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JPS5656231A
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Stabilization of recovered oxidation catalyst
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JPS5653750A
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Stabilizing method for recovered oxidation catalyst
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JPS5598134A
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Method of centrifuging crystal of terephthalic acid
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JPS5540634A
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Preparation of high purity terephthalic acid
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JPS5533421A
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Method of centrifuging slurry containing crystals of terephthalic acid
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JPS54160330A
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Preparation of high-purity terephthalic acid of stable quality
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JPS5466644A
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|
Preparation of terephthalic acid
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JPS53114796A
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Recovering method for oxidation catalyst
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JPS5319191A
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Recovering method for terephthalic acid production catalyst
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JPS5311186A
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Method of recovering catalysts for manufacture of terephthalic acid
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JPS532445A
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Treatment of liquid phase oxidation reaction residue
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JPS52133942A
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Treatment of reaction mother liquor
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JPS52122333A
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Preparation of highly pure terephthalic acid by reoxidation process
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JPS52111532A
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|
Production of high-purity terephthalic acid
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JPS52108946A
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Production of purified terephthalic acid
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