PURPOSE:To provide a centrifugal compressor capable of maintaining stable rotation of an impeller by way of preventing melting and sticking of powder returning to an inlet side and accumulation of a block hardened after melting of the powder on the impeller. CONSTITUTION:This is a centrifugal compressor storing an impeller 13 consisting of a hub disc 14, a blade 15 and a cover disc 16 in a casing ...

PURPOSE:To provide a method for monitoring the trawling net in a fishing boat by which the trawling operation can be done while the amount of fishes in the net is being estimated by measuring the rope tension of the net in trawling and a device therefor. CONSTITUTION:The fishing boat 10 pulling a fish net bag 20 through a wire rope 30 is equipped with a monitor for the trawling net 1. The monitor ...

PURPOSE:To provide the filter having heat resistance and thermal impact resistance in combination and is made well usable over a long period of time by using a porous sintered compact which consists essentially of mullite and into which a specific ratio of zircon is incorporated as the filter for molten metal. CONSTITUTION:This filter 1 is composed of the porous sintered compact consisting essenti...

PURPOSE:To obtain high printing quality, stabilized in photographic density and free from photographic defect. CONSTITUTION:A transfer machine 39 is arranged above a recording paper 38, carried by carrying rollers 40a, 40b, while a carriage 32, moving into a direction orthogonal to the carrying direction of the recording paper 38, is arranged below the recording paper. The title printer is constit...

PURPOSE:To move rotationally a getting-on and -off auxiliary seat plate, which is a part of a seat cushion, around the front side so as to improve performance of a crew in getting on and off. CONSTITUTION:A seat for a vehicle is rotationally journalled to the front F side of a seat cushion frame 15 for constructing a seat cushion so as to make the front F side of a getting-on and -off auxiliary se...

PURPOSE: To provide an inexpensive articulation for automobile seats, the articulation taking up clearance between teeth and clearance between bearings and given irreversibility. CONSTITUTION: An eccentric which either acts on a planetary gear 5 or directly acts on a mobile flange comprises two non-circular discs 17, 19, which take up clearance when in mutually separated positions to render an art...

PURPOSE: To prevent passengers from being injured in accidents by joining belts within a notch in a backrest at a transition from a seat section to a back section, extending the belts over a frame, and allowing the belts to become rigid when in the joined condition and to extend within a small range. CONSTITUTION: The back section 1 of a passenger seat comprises a frame 2 and a backrest 3 surround...

PURPOSE:To lock a seat back in high reliability when abnormal acceleration is generated in a vehicle with a seat whose back is tiltably supported by the seat part. CONSTITUTION:An emergency lock device for a vehicle seat is so formed that an arm 24 having an engagement gear teeth 23 at its lower end is extended from the side part of a seat back 21 to the side of a seat part 22, pawls 25 for engagi...

PURPOSE:To lock a seat back in high reliability when abnormal acceleration is generated in a vehicle with a seat whose back is tiltably supported by the seat part. CONSTITUTION:An emergency lock device for vehicle seat is so formed that an arm 24 having engagement gear teeth 23 at its lower end is extended from the side part of a seat back 21 to the side of the seat part 22, pawls 25 for engaging ...

PURPOSE:To lock a seat back in high reliability when abnormal acceleration is generated in a vehicle with a seat whose back is tiltably supported by the seat part. CONSTITUTION:An emergency lock device for vehicle seat is so formed that an arm 24 having engagement gear teeth 23 at its lower end is extended from the side part of a seat back 21 to the side of the seat part 22, pawls 25 for engaging ...

PURPOSE:To lock a seat back in high reliability when abnormal acceleration is generated in a vehicle with a seat whose back is tiltably supported by the seat part. CONSTITUTION:An emergency lock device for vehicle seat is so formed that an arm 24 having engagement gear teeth 23 at its lower end is extended from the side part of a seat back 21 to the side of the seat part 22, pawls 25 for engaging ...

PURPOSE:To provide the cement admixture for a jet grouting method which prevents setting, improves setting time and improves grouting and packing properties by incorporating an inorg. sulfate and phosphate into the admixture. CONSTITUTION:The cement admixture for the jet grouting method is produced by compounding 1 to 50 pts.wt. phosphate, such as NaH2PO4, having <=0.25mm grain size with 100 pts.w...

PURPOSE:To provide the process for production of the refractory architectural material capable of recycling gypsum board waste and inexpensively producing the refractory architectural material having excellent performance in a large amt. CONSTITUTION:This process for production of the refractory architectural material comprises pulverizing the gypsum board waste by a dry process or/and adding a pr...

PURPOSE:To obtain a rapidly curable self-leveling plaster having good workability even at low temperature in winter, etc., excellent in expressing a smooth surface and strength after curing and hardly developing cracks. CONSTITUTION:To a mixture consisting of 100 pts.wt. super rapidly curable cement, 20-50 pts.wt. blast-furnace slug powders having 2000-4000cm<2>/g fineness, 150-250 pts.wt. silica ...

PURPOSE:To obtain a lightweight and nonflammable adhesive inorganic material of low bulk density, excellent in dimensional stability to drying-water adsorption cycles, developing no deterioration due to carbon dioxide. CONSTITUTION:This nonflammable adhesive inorganic material resistant to weathering comprises magnesium oxide-magnesium oxy salt cement and fine powder of zeolite or zeolite rock, an...

PURPOSE:To obtain a refractory coating material having excellent anti- adhesivity, heat shock resistance and anticorrosion and to provide a member for aluminum melt using the same. CONSTITUTION:This refractory coating material comprises an aggregate of sintered particles of silicon nitride and a binder. As the aggregate of sintered silicon nitride particles, is used sialon particles prepared by si...

A process for making Fluconazole comprising the steps of:

A solid 10-200 mg/m<2>, calculated as chromium metal, film is formed on a zinciferous surface by coating the surface with an acidic aqueous liquid composition that contains hexavalent chromium ions, trivalent chromium ions, at least one of sulfate ions and nitrate ions, and zinc, nickel, cobalt, and/or aluminum ions, in which liquid composition the trivalent chromium ion/hexavalent chromium ion mo...

There is disclosed a method of cutting off water flow by grouting characterized by injecting a water flow cutoff agent (grout) comprising colloidal silica as the main component, a water flow cutoff agent comprising a water-soluble urethane diluted with water, or a water flow cutoff agent comprising a mixture of the above two kinds of water flow cutoff agents into a water-leaking part or a cavity. ...

The invention consists of applying a thermosetting adhesive in a molten state to an area where a strip of pile fabric is wound onto a plastic tube which is mounted over a rotating roller. The molten thermosetting adhesive is applied by a nozzle connected to a reservoir where the thermosetting adhesive is heated. After application, the adhesive, the strip of pile fabric and the plastic tube are joi...