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Year of Publication 19.09.1995
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Year of Publication 23.04.2003
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EXCAVATOR FOR REPLACING EXISTING BURIED PIPELINE
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Year of Publication 21.09.2001
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Year of Publication 21.09.2001
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NON-CUT AND COVER RESTORATION METHOD OF SERVICE PIPE IN CASE OF RENEWAL OF UNDERGROUND EMBEDDING CONDUIT
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Year of Publication 19.09.2000
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Year of Publication 19.09.2000
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BORING MACHINE FOR UPDATING EXISTING BURIED PIPELINE, MILLING CUTTER USED FOR IT, AND BORING METHOD IN UPDATING EXISTING BURIED PIPELINE
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Year of Publication 19.09.2000
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Year of Publication 19.09.2000
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METHOD OF RENEWING UNDERGROUND BURIED CULVERT AND EXCAVATOR THEREFOR
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Year of Publication 06.10.1998
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Year of Publication 06.10.1998
Patent
NON-EXCAVATION RESTORING METHOD FOR SERVICE PIPE AT RENEWAL OF UNDERGROUND EMBEDDED PIPE CONDUIT
MURAKAMI TAKAO, YOKOSHIMA YASUHIRO, SENDA SHOHEI, SUGIURA TAKAFUMI, KIMOTO TOSHIAKI, FUJIO YOSHINARI, ARIGA TERUO, TAKAHASHI ISAMU, SHIYOUGU SUMIO, HIRAMITSU IKUO, NAKAJIMA TOSHIMI, HAYASHI KOICHI
Year of Publication 02.09.1998
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Year of Publication 02.09.1998
Patent