Abstract: A turbine diaphragm includes an annulus of static blades and an outer diaphragm ring surrounding the annulus of static blades and welded to the outer platforms. Each static blade has an inner platform, an aerofoil, and an outer platform. The inner platforms serve the function of an inner diaphragm ring, thereby reducing material and manufacturing costs. Furthermore, confronting edges of the inner platforms have an interference fit with each other and the aerofoils are in a state of torsional stress between the inner and outer platforms. The latter two features improve the dynamic characteristics of the diaphragm.

Abstract: A light steel frame fan structure comprises a rotating disk, a fixing ring. A receiving groove is disposed on the rotating disk, an axial column is disposed in the receiving groove and a locking hole is disposed on the axial column; a hollow engaging column is projected from on surface of the fixing ring and an indentation portion indented inward is disposed on another surface of the fixing ring; the indentation portion is communicated with the through hole. When the fixing ring is to be folded with the rotating disk, the axial column of the rotating disk is passed through the through hole on the engaging column of the fixing ring, at least one bearing is placed in the indentation portion, and a locking element is then locked in the locking hole on the axial column to allow the rotating disk to be pivotally connected to the fixing ring. Whereby, the use life of the fan can be extended, the noise can be avoided and the components installment can be stabilized.

Abstract: A wind turbine is disclosed. The wind turbine comprises a casing with an inlet and outlet; a rotating shaft positioned within said casing wherein said rotational shaft provides rotational power to a generator; a plurality of impeller blades and guide vane blades arranged in at least one set within an interior of said casing, wherein said set comprises: a plurality of guide vane blades wherein each guide vane blade is affixed to an interior surface of said casing and to a stationary hub surrounding said rotating shaft, wherein a bearing is positioned within said stationary hub and rotationally engages an outer surface of said rotating shaft; and, a plurality of impeller blades affixed to a rotating hub, wherein said rotating hub is affixed to said rotating shaft and rotatable therewith, and wherein said plurality of impeller blades are rotatable within said casing; and, a support engaged with said casing.

Abstract: The invention relates to a disk/blade assembly for an aircraft engine compressor, comprising a disk (2) and a plurality of blades with hammer attachment (6), each blade comprising a blade root provided with an upstream bearing surface (32) situated on a leading edge side of the airfoil and a downstream bearing surface (34) situated on a trailing edge side of this airfoil, the disk being provided with a circumferential groove (10) in which the blade root of each of the blades is held by means of the bearing surfaces. According to the invention, for each of the blades, the downstream bearing surface (34) is offset circumferentially from the upstream bearing surface (32) in a given direction of offset (42), corresponding to the direction of offset between the trailing edge (22) and the leading edge (20) of the airfoil.

Abstract: A composite vane includes an airfoil portion having an inner core composed primarily of fiberglass epoxy; a carbon epoxy fabric located outward of the inner core; a relatively thin layer of fiberglass epoxy, and an outer metal sheath.

Abstract: An insertable impingement rib assembly inside of a turbine vane. The turbine vane has an airfoil portion with a leading edge and a trailing edge. The turbine vane has an inner diameter platform and an outer diameter platform. A guide channel is located in the airfoil portion of the turbine vane. The guide channel has an insertion point, a leading edge guide rail rib, a trailing edge guide rail rib, and a plurality of apertures therethrough. An impingement rib is insertable into the guide channel.

Abstract: A turbine blade comprising a pressure wall and a suction wall joined together at leading and trailing edges and having a root portion and a blade tip region, the walls further define a hollow chamber and through which cooling air is directed in use from the root portion to the blade tip region only, characterised in that at least one of the walls defines at least one cooling rib that extends outwardly from the wall into the chamber and at least a portion of the rib tapers between the root portion and a blade tip region.

Abstract: A localized directional impingement cooling is used to reduce the metal temperatures on highly stressed regions of the tip shroud.

Abstract: A temperature sensing system includes N temperature sensing circuits, each including a diode, that are connected in series, wherein N is an integer greater than one. A control module includes a first terminal that communicates with one of the N temperature sensing circuits, that receives a combined voltage of the N temperature sensing circuits at the first terminal, and that calculates an average temperature of the N temperature sensing circuits based on the combined voltage.

Abstract: An improved system and methodology for starting up a gas-turbine driven multi-stage compressor. The improvement involves isolating individual compression stages and creating positive pressure in each stage prior to initiating rotation of the compressor/driver system. The isolation of individual compression stages allows the turbine to reach normal operating speeds with substantially no supplemental power from an auxiliary source.

Abstract: A manually operated vacuum pump and refill device includes a body on top with a vacuum pump attached, and a lower portion of the body is arranged with an elastic adapter. The adapter has a central channel in communication with the body. The body includes an inlet in which a water supply is connected. A control valve is arranged on the water supply before it reaches to the body. The vacuum pump is further arranged with a check valve with respect to the body. The body is also arranged with a check valve securely positioned with a C-clip. The check valve is provided with a float moveably within a chamber thereof.

Abstract: A rotary pump for producing a pressure medium flow for a consumer, includes a pump housing in which a curved ring is inserted. A rotor is rotatably borne on a drive shaft in the curved ring. The rotor carries displacement elements at a tangential distance to one another which form a pump chamber between the rotor and the curved ring with a suction opening. A pressure medium-activated adjusting device is operable for changing the eccentricity of the curved ring relative to the rotor, and includes a first pressure chamber and a second pressure chamber fluidically and tangentially distanced from the first pressure chamber The pressure in the first and second pressure chambers is controlled by a flow control valve, the low pressure chamber of which communicates with a first control line on a downstream side of a metering orifice.

Abstract: A piezoelectric pump includes a piezoelectric vibrator whose periphery is fluid-tightly sealed, and a pump chamber and an air chamber that are formed on front and rear sides of the piezoelectric vibrator. The piezoelectric pump vibrates the piezoelectric vibrator to perform a pumping operation. The piezoelectric vibrator includes: a shim that is formed of a conductive thin metal plate and has one surface abutting on the pump chamber; and a laminate of a plurality of piezoelectric element layers that is formed on the other surface of the shim so as to face the air chamber or the pumping chamber. The plurality of piezoelectric element layers are polarized and connected to wiring lines such that the amplitude of the vibration of the piezoelectric vibrator is larger than that of a piezoelectric vibrator including a single-layer piezoelectric element.

Abstract: A hermetic compressor includes a compressing device and a drive motor connected to the compressing device. The drive motor has a stator with a stator coil made of aluminum wire and an insulating layer disposed on an outer surface of the aluminum wire. The aluminum wire has a diameter between about 0.4 mm to about 1.2 mm.

Abstract: A combination compressor and vacuum pump apparatus comprising a common drive mechanism, a compressor piston-cylinder unit mechanically coupled to the drive mechanism, the compressor piston-cylinder unit comprising a hollow first piston rod connected to the drive mechanism at a first free end substantially opposite a first piston operable within a first cylinder so as to form the compressor piston-cylinder unit, and a vacuum pump piston-cylinder unit mechanically coupled to the drive mechanism, the vacuum pump piston-cylinder unit comprising a hollow second piston rod connected to the drive mechanism at a second free end substantially opposite a second piston operable within a second cylinder so as to form the vacuum pump piston-cylinder unit, whereby air is pulled into the compressor piston-cylinder unit through the first piston rod for compression therein and air is exhausted from the vacuum pump piston-cylinder unit through the second piston rod.

Abstract: An assembly in accordance with an embodiment of the present invention for providing a substantially uniform output flow from at least one piston of a pump powered by a prime mover includes at least a first power piston disposed in a cylinder and reciprocatingly movable within the cylinder between an extension direction when supplied with power from the prime mover and an opposite retraction direction, and a synchronization element attached to the power piston to control the speed of the power piston in the retraction direction.

Abstract: Lubrication of bearing surfaces in a scroll compressor is enhanced by a vent arrangement which makes use of increased centrifugal force, achieved by locating the outlet of the vent arrangement radially outside of the nominal circumference of the compressor's drive shaft, to both remove refrigerant gas from compressor locations where such gas can inhibit the flow and delivery of lubricant to such surfaces and to increase the lift of lubricant out of the compressor's lubricant sump. Oil retained in the upper surface of the compressor drive shaft is made immediately available for bearing lubrication upon compressor start-up to further enhance compressor lubrication.

Abstract: A fluid compressing system includes: a rotary compressor including a housing defining an oil chamber and an oil-releasing port in fluid communication with the oil chamber; a discharging pipeline connected to the housing for passage of a high pressurized fluid therethrough; an oil-adjusting tank connected to the discharging pipeline and the oil-releasing port for receiving lubricant oil from the oil chamber so as to alleviate oil swirling in the oil chamber; an oil filter connected to the discharging pipeline for separating the lubricant oil from the high pressurized fluid; and a first capillary connected to the oil filter and the housing for recycling filtered lubricant oil from the oil filter into the oil chamber.

Abstract: A compressor and an oil separating device therefor are provided which are capable of always maintaining a predetermined amount of oil in the compressor without additionally providing an oil separating device along a refrigerating cycle system. This results in the refrigerating cycle system having simplified piping and the refrigerant discharged from the compressor having a constant pressure, thereby preventing a function of the refrigerating cycle system from being reduced. The compressor includes a casing, a compression device having a compression chamber disposed within the casing and configured to receive, compress, and output a refrigerant, and an oil separating device disposed within the casing.

Abstract: A rotor assembly for a supercharger is provided having a first rotor section and at least one other rotor section affixed to the first rotor section. The first rotor section and the at least one other rotor section are formed from powdered metal and are substantially similar in shape. Each of the first rotor section and the at least one other rotor section has a plurality of lobes that are substantially hollow. The first rotor section and the at least one other rotor section are affixed through one of brazing, copper infiltration, and welding. A supercharger assembly incorporating the disclosed rotor assembly is also provided. Furthermore, a method of forming the disclosed rotor assembly is provided.

Abstract: A sputter target is provided with a first elemental phase of a first material, the first material being either cobalt or tungsten, a first intermetallic phase including the first material and a second material, the second material being either tungsten or cobalt and different from the first material, the first material in a greater atomic percentage than the second material, and a second intermetallic phase including the second material and the first material, the second material in a greater atomic percentage than the first material. The sputter target includes 20-80 at. % cobalt, and has a density greater than 99% of a theoretical maximum density thereof. The sputter target is fabricated by selecting a cobalt powder and a tungsten powder having the same particle size distribution, blending the cobalt powder and the tungsten powder to form a blended powder, canning the blended powder, hot pressing the blended powder to form a solid, and machining the solid to form a sputter target.

Abstract: The invention relates to a method for compressing the surface of a toothed section. The method is characterized by iteratively calculating the number of compression movements of a form tool to be repeated for compressing the surface of an area of a blank.

Abstract: A single crystal alloy for high AN2 applications has a composition consisting essentially of from 4.0 to 10 wt % chromium, from 1.0 to 2.5 wt % molybdenum, up to 5.0 wt % tungsten, from 3.0 to 8.0 wt % tantalum, from 5.5 to 6.25 wt % aluminum, from 6.0 to 17 wt % cobalt, up to 0.2 wt % hafnium, from 4.0 to 6.0 wt % rhenium, from 1.0 to 3.0 wt % ruthenium, and the balance nickel. Further, these single crystal alloys have a total tungsten and molybdenum content in the range of from 1.0 to 7.5 wt %, preferably from 2.0 to 7.0 wt %, a total refractory element content in the range of from 9.0 to 24.5 wt %, preferably from 13 to 22 wt %, a ratio of rhenium to a total refractory element content in the range of from 0.16 to 0.67, preferably from 0.20 to 0.45, a density in the range of from 0.300 to 0.325 lb/in3, and a specific creep strength in the range from 106×103 to 124×103 inches.

Abstract: An added element other than zinc is yielded at the grain boundaries of zinc forming a negative electrode zinc can. The added element includes at least one element selected from the group of Pb, Bi, Ca, Mg, Si, Al, and In. The zinc can is formed in such a manner that: melted zinc containing the added element is quenched at a quenching rate of 75 to 100° C./second for casting into a zinc plate; and the thus cast plate is subjected to impact molding at a temperature in the range between 20 and 30° C.

Abstract: An apparatus and method are provided for dispensing degradable liquids, such as wine, from a pressure-intolerant container such as glass bottle, while insuring that ambient air cannot contact the degradable liquid. A preserving liquid is floated on the surface of the degradable liquid providing an effective gas barrier. A method is defined for dispensing limited quantities of wine while maintaining the protective layer of liquid.

Abstract: A probe for use in determining the amount of a first gas component in a combustion gas containing the first gas component and a second gas component which is obtainable from the first gas component by reduction or oxidation, the probe comprising: a first component probe for taking a first sample of the gas and converting the first gas component present in the first sample to the second gas component, the first component probe including a first passage for conveying the first sample, the wall of the first passage in contact with the first sample being made of a material that converts the first gas component to the second gas component; and a second component probe for taking a second sample of the gas, the second component probe including a second passage for conveying the second sample.

Abstract: The invention concerns an automatic pipetting unit with a replaceable pipetting head. The pipetting head includes two head rails located on opposite sides. The pipetting unit also has two horizontal guide channels located in the interior of the pipetting unit for supporting the two head rails. Two frame-mounted, double-sided slider crank mechanisms are vertically arranged in the pipetting unit. Each double-sided slider crank mechanism includes two crank mechanisms each connected to a common articulated thrust joint by a thrust couple. The horizontal guide channels are formed in the articulated thrust joint and the crank mechanisms are connected indirectly to a head cover of the pipetting unit, so that with the opening and closing motion of the head cover the two slider crank mechanisms are moved between two end positions so that the pipetting head can be moved vertically between a lower end working position and an upper end replacement position.

Abstract: A tip for a biomagnetic particle transfer device generally includes a solid body made from a highly magnetically permeable material and having a shape adapted to concentrate a magnetic field generated by the transfer device on the body. The tip body preferably includes a truncated cone-shaped portion and a solid probe portion. The cone-shaped portion defines an attachment end engageable with an end of the transfer device and an apex opposite the attachment end. The probe portion extends from the apex of the cone-shaped portion, and the magnetic field is concentrated on the probe portion.

Abstract: A automated test tube cap removal apparatus includes, a cap remover, a test tube rack which holds a plurality of capped test tubes upright in a row, a clamping mechanism which is disposed in the cap removing position and clamps the plurality of test tubes, and a cap removal unit disposed in the cap removing position and configured to move upward to remove caps from some of a plurality of test tubes and move upward to remove caps from the remaining test tubes. The cap removal unit includes engaging members which are capable of advance and retreat with respect to the caps and clamp each cap, a lift mechanism which raises the engaging members while alternately moving the engaging members upward, thereby removing the cap from each test tube, a cap guide member which separates the cap and guides the cap for dropping.

Abstract: An apparatus for establishing a sulfide bath includes a sulfide supply means for introducing sulfide into water for a water bath, a water chemistry monitoring means for monitoring at least a sulfide concentration of water from the water bath, an electronic controller connected with the sulfide supply means and the water chemistry monitoring means, wherein the electronic controller is configured to control the sulfide supply means to regulate the sulfide concentration in the water bath based on input from the water chemistry monitoring means. A variation of the apparatus is portable and can be used in connection with existing water baths. Another variation of the apparatus is for preserving biological materials.

Abstract: It is possible to provide a plasma etching apparatus that controls the temperature of a sample at a higher speed and with more accuracy to improve the efficiency of processing the sample. A plasma processing apparatus includes a processing chamber to be depressurized and exhausted, a sample placement electrode provided in the processing chamber and having a sample placement surface on which a substrate to be processed is placed, an electromagnetic generation device to generate plasma in the processing chamber, a supply system that supplies processing gas to the processing chamber, a vacuum exhaust system that exhausts inside the processing chamber, a heater layer and a base temperature monitor that are disposed on the sample placement electrode, a wafer temperature estimating unit that estimates a wafer temperature from the base temperature monitor and plasma forming power supply, and a controller that regulates the heater corresponding to output from the temperature estimating unit.

Abstract: The invention provides a vacuum processing chamber comprising a particle removing function and capable of improving the yield and process efficiency for processing samples.

Abstract: An air purification reactor is described that has a variety of improvements. In one aspect, the air purification reactor includes an ionizer (or plasma chamber), an electrostatic filter, a photocatalyst, and a UV light source that is distinct from the ionizer. The ionizer is arranged to introduce ions into a gaseous fluid stream passing through the air purification device. The electrostatic filter is located downstream of the ionizer and is arranged to electrostatically filter particles from the fluid stream. The UV light source is positioned to subject the photocatalyst to ultraviolet light and may be arranged upstream, downstream, or intermediate the electrostatic filter. With this arrangement, the ultraviolet light that impinges on the photocatalyst causes a photocatalytic oxidative reaction to occur at the photocatalyst that is capable of reducing volatile organic compounds carried in the fluid stream. In other (separate) aspects, the reactor includes an absorber or an oxidation catalyst.

Abstract: A catalytic conventer assembly is provided that includes a metallic tubular member having a first end and a second end. The metallic tubular member includes an aperture centrally formed between the first end and the second end. A sensor is received in the aperture and extends into an interior of the metallic tubular member for sensing a content of gas flowing through the metallic tubular member. At least one substrate is disposed within the metallic tubular member. The at least one substrate has a cavity formed in an exterior surface of the at least one substrate and extends radially inward. The cavity is aligned with the aperture of the metallic tubular member and receives a portion of the sensor extending into the interior of the metallic tubular member.

Abstract: The invention concerns a catalytic filter for depolluting a gas loaded with soot particles and gaseous pollutants, obtained by impregnating in a catalytic solution a filtering structure formed by an assembly of honeycomb-type monolithic elements, wherein the porosity of the cement used as coating and/or as joint and/or as plug is less than the porosity of the material constituting said element(s).

Abstract: A microwave sewage treating apparatus is disclosed. The apparatus comprises: a sewage source for supplying sewage; a microwave radiation system for irradiating the sewage with microwave, the microwave radiation system including a microwave generator for generating microwave, a microwave radiation chamber in which the sewage is irradiated with the microwave generated by the microwave generator, and a microwave radiation part for inputting the microwave generated by the microwave generator into the microwave radiation chamber; and a sewage pipe disposed in the microwave radiation chamber and having one end connected with the sewage source and the other end for outputting the sewage irradiated with the microwave. The microwave sewage treating apparatus according to the present disclosure is high in sewage treatment and low in operational cost and can treat various sewages. Indexes of water outputted by treating the sewage with the microwave sewage treating apparatus can completely reach discharge standards.

Abstract: A fuel reformer using radiation comprises: a reforming reactor including a reforming catalyst for shifting fuel into a desired substance; a heater for supplying heat to the reforming catalyst; and a transparent inner wall positioned between the reforming reactor and the heater. With the present invention, the heat energy of the heater is transferred to the reforming catalyst in a radiation form so that the thermal efficiency of the fuel reformer can be improved.

Abstract: The invention relates to a method, by means of which the valuable metals contained in a sulphidic, multicomponent concentrate are recovered using hydrometallurgical treatment. One constituent of the concentrate is copper sulphide, which is leached using an alkali chloride-copper (II) chloride solution. The sulphides of other valuable metals, such as zinc, nickel, cobalt and lead are leached before copper leaching and each is recovered as a separate product before copper recovery.

Abstract: To provide a semiconductor porcelain composition in which a portion of Ba of BaTiO3 is substituted by Bi-Na, which is capable of inhibiting evaporation of Bi in a calcining step, inhibiting the formation of secondary phases by preventing a compositional shift of Bi-Na, further reducing a resistivity at room temperature, and inhibiting a scattering in a Curie temperature, and a method of producing the same.

Abstract: Disclosed is a clean method for preparing layered double hydroxides (LDHs), in which hydroxides of different metals are used as starting materials for production of LDHs by atom-economical reactions. The atom efficiency of the reaction is 100% in each case because all the atoms of the reactants are converted into the target product since only M2+(OH)2, M3+(OH)3, and CO2 or HnAn? are used, without any NaOH or other materials. Since there is no by-product, filtration or washing process is unnecessary. The consequent reduction in water consumption is also beneficial to the environment.

Abstract: This patent disclose a method for making ultra pure colloidal silica having metal impurities except potassium of less than about 1 ppm, at a pH of greater than about 6, with an average particle size of less than about 200 nm. Hydrolyzable silanes that can be purified by distillation, or their oligomers, are used as raw materials which are first dissolved in water with organic or inorganic acids. This acidic solution is slowly mixed with a basic solution with or without silicate at a temperature range 50-105° C. to form colloidal silica. The colloidal silica can be further concentrated to higher concentrations, greater than about 20% by evaporation or by ultrafiltration, or a combination thereof.

Abstract: A synthesis plant (309A) includes a compression device (360A) that increases a pressure differential between the bottom product pressure of a cryogenic separator (340A) and the delivery pressure of the bottom product to a downstream plant component. Such increased pressure differential is employed to increase cooling in the separator (340A) to thereby significantly reduce the volume of excess air. In most preferred aspects, at least part of the energy required for the compression device is provided by expansion (320A) of the separator feed.

Abstract: A grown single crystal diamond is polished using a non contact polishing technique, which leaves a residue on the diamond surface. In one embodiment, a wet chemical etch is performed to remove the residue, leaving a highly polished single crystal diamond surface. In a further embodiment, a colloidal silica solution is used in combination with rotating polishing pads to remove the residue. Both residue removing techniques may be used in further embodiments.

Abstract: The present invention is directed to methods of making nanofiber yarns. In some embodiments, the nanotube yarns comprise carbon nanotubes. Particularly, such carbon nanotube yarns of the present invention provide unique properties and property combinations such as extreme toughness, resistance to failure at knots, high electrical and thermal conductivities, high absorption of energy that occurs reversibly, up to 13% strain-to-failure compared with the few percent strain-to-failure of other fibers with similar toughness, very high resistance to creep, retention of strength even when heated in air at 450° C. for one hour, and very high radiation and UV resistance, even when irradiated in air.

Abstract: A process for producing carbon nanotubes includes carbon plasma generation with microwave energy, plasma stabilization, and product deposition. Stabilization homogenizes the plasma energy density and concentration, leading to a more efficient reactor. A transition metal catalyst and associated catalyst support are used to form the end product. The formation region may have variations of geometry and supporting equipment that will affect the rate and purity of production. The formation region is immediately downstream from the plasma stabilization region such that the apparatus may be mounted on a robotic arm for direct deposition of product.

Abstract: The present invention provides a process for obtaining fullerene-like metal chalcogenide nanospheres, comprising: (a) feeding a metal halide, metal carbonyl, organo-metallic compound or metal oxyhalide vapor into a reacting chamber towards a reacting zone to interact with a flow of at least one chalcogen material in gas phase, the temperature conditions in said reacting zone being such enabling the immediate formation of spherical nucleation seeds of the product; (b) controllably varying the flow of said metal halide, metal carbonyl, organo-metallic compound or metal oxyhalide vapor into said reacting chamber thereby controlling the amount, morphology and size of the so-produced nanospheres, to obtain substantially non-hollow fullerene-like metal calcogenide nanospheres in solid form. The present invention further provides novel IF metal chalcogenides with substantially non-hollow, spherical shape, and having excellent tribological behaviour.

Abstract: A method for producing hydrogen peroxide by an anthraquinone process includes the steps of: reducing with hydrogen a working solution containing an organic solvent and anthraquinone in the presence of a hydrogenation catalyst; and activating the hydrogenation catalyst when a hydrogenation selectivity has decreased due to repeated use, wherein the catalyst activation step includes a step of treating the hydrogenation catalyst with a first alkaline aqueous solution of pH 10 or above containing an alkali metal, and then washing the treated hydrogenation catalyst with water or a second alkaline aqueous solution that is more weakly alkaline than the first alkaline aqueous solution so as to set a catalyst soak solution comprising 5 parts by weight of pure water in admixture with 1 part by weight of the activated hydrogenation catalyst to a pH of 8.0 or above.

Abstract: Provided are zeolite comprising a metal and an oxygen-activated metal complex, wherein the above oxygen-activated metal complex is included within a unit cell comprised in the above zeolite as well as a gas decomposition agent comprised of the above zeolite. Examples of the above oxygen-activated metal complex are phthalocyanine metal complex, a bis(salicylidene)-o-phenylenediamidinato metal complex and a metal complex comprising a cyclic tetrapyrrole compound as a ligand. Examples of metal of the above oxygen-activated metal complex are silver, copper, zinc, platinum, palladium, cobalt, iron, manganese, ruthenium and the like. The above gas decomposition agent has an effect capable of continuously decomposing gases that are harmful to the health or felt unpleasant by human.

Abstract: A series of crystalline layered and microporous compositions have been prepared. Compositions that have a layered structure and are identified as UZM-13, UZM-17 and UZM-19. Upon calcination at a temperature of about 400° C. to about 600° C., these compositions form a microporous crystalline zeolite with a three dimensional framework which has been identified as UZM-25. A process for preparing all these compositions and processes for using these compositions are also disclosed.

Abstract: The technological plan of preparing approach of galactosized algin-polylysine nanoparticle is: synthesize galactosized polylysine by hydrogenization of amine, to apply “finished gelatin of Wharton” to synthesize galactosized algin-polylysine nano gelatin of Wharton: dissolve algin and Calcium chloride in the water respectively, with the magnetic agitation of algin solution, add Calcium chloride solution and galactosized polylysine in turn, standing overnight at ordinary temperature, then get the galactosized algin-polylysine nanoparticle suspl. Nanoparticle suspl. is purified by SephadexG-25. Purified output is dehydrated in vacuum. High liver-target nanogene carrier system from this invention offers theoretical foundation and experimental basis to the targeted gene therapy of primarily hepatoma, and extend to the gene therapy of viral hepatitis and the construction of gene-engineering liver cells.