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JPS55163187A
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Device for discharging substance out of storage vessel
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JPS5512050A
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Fluid transporting apparatus
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JPS557906A
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Connection rotor of single-shaft type screw pump and its connection working method
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JPS551422A
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Monolithic screw pump
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JPS5454305A
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Fluid moving apparatus
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JPS541567A
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Cover of adjusting discharge in continuous discharge device of pulverulent body* sludge* etc*
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JPS53145290A
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Jet stream propulsion device for boat
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JPS53122903A
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Hollow rotor of mono type screw pump
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JPS53112507A
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Monootype screw pump of large eccentricity
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JPS5398666A
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Apparatus for continuously exhausting pulverulent body* dirt* and the like
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JPS5398667A
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Stuckkmaterial scraping apparatus with rotary fans in apparatus for continuously exhausting pulverulent body* dirt* and the like
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JPS5339504A
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Method of fabricating hollowed rotors of single screw pumps
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JPS5324609A
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Arrangement method of single screw pumps
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JPS5291294A
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Method fo maneuvering jet propulsive ship
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JPS51137904A
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Layout method of one shaft type screw pumps
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