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JPS58122011A
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Filter press
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JPS58122398A
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Seal device of pump shaft
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JPS57131241A
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Impact resistance improver for mixed resin
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JPS57184491A
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Agent for feeding oxygen into sea water
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JPS57175728A
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Preparation of soda lye by salt electrolysis through diaphragm process
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JPS57139648A
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Water leakage detecting method in 1,2-dichloro-ethane
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JPS57109727A
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Preparation of 1,2-dichloroethane
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JPS5788009A
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Slowly soluble molding of sodium percarbonate
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JPS56131508A
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Controlling agent for purankuton poisonous to shellfish
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JPS5697206A
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Agent for controlling red tide
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JPS55142587A
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Method of preventing red tide
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JPS567729A
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Preparation of 1,2-dichloroethane
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JPS55157607A
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Suspension polymerization of vinyl chloride
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JPS55141142A
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Combating of red tide
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JPS5582784A
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Treating method for mercury butter
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JPS54112013A
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Joint collar for sewage and waste water straight pipe
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JPS5422454A
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Impact strength modifer for postchlorinated vinyl chloride resin
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JPS5422488A
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Preparation and use of vinyl chloride graft copolymer
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JPS543187A
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Preparation of polyvinyl chloride
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JPS5374586A
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Production of chloride polymer
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