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GATE VALVE SEAT RING LAPPING TOOL AND SEAT RING MAINTENANCE METHOD USING SAME

GATE VALVE SEAT RING LAPPING TOOL AND SEAT RING MAINTENANCE METHOD USING SAME

by OTAKI KENTO, ONUMA JUN
Year of Publication 23.02.2017

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Patent

TRAVELLING IN-CORE INSTRUMENTATION EXPLOSIVE CUTTING VALVE

TRAVELLING IN-CORE INSTRUMENTATION EXPLOSIVE CUTTING VALVE

by SHIMURA TAKAO, ONUMA JUN, SAITO HIDEYO, KAZAMA SUNAO, WATANABE MASASHI, OMORI SHINYA
Year of Publication 06.06.1997

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Patent