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JPS63243584A
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Joint
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JPS63235790A
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Slip-off preventive member for bar material to joint body
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JPS63218328A
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Manufacture of corrosionproof pipe end joint
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JPS63180340A
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Method for regenerating molding sand
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JPS63141672A
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Formation of heat resistant resin coated film
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JPS63120985A
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Cast iron pipe joint
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JPS6372470A
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Method and apparatus for controlling pressure type automatic molten metal feeding furnace
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JPS62254886A
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Apparatus for classifying short pipe or analogue thereof on dimensional basis
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JPS6323083A
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Pipe-body connecting structure and pipe-body connecting method
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JPS62101988A
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Manufacture of corrosionproof pipe joint
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JPS6272442A
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Joining method for thin wall metallic tube and its joint structure
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JPS6268709A
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Manufacture of corrosionproof pipe fitting
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JPS61269957A
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Forming method for casting mold
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JPS60185131A
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Airtightness inspecting apparatus for double pipes
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JPS61139417A
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Manufacturing method of t-joint for preventing piping end from corrosion
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JPS61139415A
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Manufacture of elbow for corrosion protection of piping end
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JPS61139416A
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Manufacture of socket type tube joint for corrosion protection of piping end
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JPS60250847A
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Roasting furnace for reconditioning molding sand
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JPS60250848A
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Conveyor for molding sand
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JPS60244442A
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Reconditioning method of molding sand by fluidized roasting furnace
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