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Patent Searching and Data


Matches 351 - 400 out of 629

Document Document Title
JPH04507274A  
JPH04313308A
PURPOSE: To reduce the dissolved oxygen amt. of raw water to a specified value with a commercially available (low-capacity) water-sealed vacuum pump by imparting a temp. difference between the sealing water of the pump and raw water to c...  
JPH04269390A
PURPOSE: To provide a liquid ring pump having lobe liner with end wall which can reduce fluid friction loss generated in a liquid ring pump with rotating liner inside a fixed housing. CONSTITUTION: Inside a fixed housing 20, a liner 70 w...  
JPH0484785U  
JPH0438918B2  
JPH0421036Y2  
JPH0458095A
PURPOSE: To reduce the concentration of dissolved oxygen in raw water to a low level by providing a cooling unit to cool the sealing water for a water seal type vacuum pump. CONSTITUTION: Dissolved oxygen in raw water is removed by evacu...  
JPH0447188A
PURPOSE: To make the thermal expansion of bushes follow up that of a crankshaft and a main and an auxiliary bearing bodies by providing slits in the axial direction of the bushes fittingly secured to the inner diameter parts of a main an...  
JPH0414789U  
JPH048793U  
JPH046790U  
JPH03505901A  
JPH03279693A
PURPOSE: To remove granule deposited in a booster by introducing seal liquid of an auxiliary pump using seal liquid provided on the discharge side of a mechanical booster or liquid capable of mixing with this seal liquid to the suction p...  
JPH0371188U  
JPH0365886U  
JPH03145593A
PURPOSE: To efficiently discharge contaminated liquids by providing a liquid ring on the outside of a cylindrical rotor which rotates eccentrically within a round housing space, dividing the housing space into a suction chamber and a pre...  
JPH0347492U  
JPH0347003U  
JPH0323685U  
JPH0321587U  
JPH0321588U  
JPH0331594A
PURPOSE: To adjust the capacity of an ejector corresponding to a change of the amount of intake air by interposing switching cocks circular in section, which can be operated to turn from the outside of a mixing chamber between plural set...  
JPH035996U  
JPH02308995A
PURPOSE: To simplify a system to make the title device light and small by making it possible to suck liquid also from the intermediate stage of a multi- stage compression type liquid sealed pump portion, directly coupling a Pitot pump po...  
JPH02301692A
PURPOSE: To realize simple structure, no trouble due to corrosion and still easy matching even if a port wall is made of ceramics by penetrating a bolt the head portion of which is expanded in dia. in a penetrated hole which is expanded ...  
JPH0244076Y2  
JPH0223835Y2  
JPH0223306Y2  
JPH0226077B2  
JPH0220479Y2  
JPH0264782U  
JPH0243493U  
JPH0158357B2  
JPH01119893U  
JPH0124397Y2  
JPH0195588U  
JPH0128232B2  
JPH01106994A
PURPOSE: To prevent discharged liquid from back flow by providing a path affording communication between a discharge port and a discharge opening having a downward pitch toward the discharge opening while disposing the opening and of dis...  
JPH0111987Y2  
JPH0111988Y2  
JPS647262Y2  
JPS649473B2  
JPS63182290U  
JPS6357632B2  
JPS63259189A
PURPOSE: To prevent axial power from substantially rising and to less decrease deterioration of the aerodynamic characteristic, by connecting a fluid quantity limiting valve, which comprises a valve unit moving by suction fluid and a val...  
JPS63192980A  
JPS63186985A
PURPOSE: To make this device compact by integrating water separators on the intake side and the discharge side of a water-sealed pump, arranging it on the water-sealed pump, and driving the drainage pump of the intake side separator and ...  
JPS63186984A
PURPOSE: To reduce the leakage of gas by setting the shape of an intake port provided on a port plate so that a gap between the port plate and the boss section of an impeller is made nearly uniform. CONSTITUTION: An impeller 2 having a b...  
JPS63147984A
PURPOSE: To increase self-suction by providing a centrifugal impeller which sends in an operating water fed from a feed port toward the outer peripheral part of an Elmo type impeller accompanying rotation in a middle position between sai...  
JPS6366120U  

Matches 351 - 400 out of 629