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211results about How to "Smooth preparation process" patented technology

Method for preparing light general plastic composite material by adding bulk industrial solid wastes

The invention discloses a method for preparing a light general plastic composite material by adding bulk industrial solid wastes, and belongs to the field of preparation of chemical materials. The method comprise the following steps: with the bulk industrial solid wastes and general plastic as main raw materials, performing surface modification on the bulk industrial solid wastes to improve compatibility with the general plastic, improving the mobility and processing performance of the composite material by using a compound plasticizer, and under the combined action of an appropriate amount of a foaming agent and auxiliary agent, mixing, granulating and forming to prepare the light general plastic composite material added with the bulk industrial solid wastes. The method is simple and convenient in process and low in cost; the light general plastic composite material is light in weight, high in strength and high in added value; the light general plastic composite material prepared by the method has the characteristics of high filling amount of the industrial solid wastes, low density, good mechanical properties, strong impact resistance and the like, has excellent buffering and damping, sound-insulating and heat-insulating, insulating, corrosion-resistant and mold-resistant performances and the like; light environmentally friendly building materials and engineering products made of the light general plastic composite material can be widely applied to construction, chemical industry, metallurgy, transportation and other fields.
Owner:TSINGHUA UNIV

Device and method for preparing bimetallic compounding roll by electric slag remelting method

ActiveCN108372286AGuaranteed melting speedAvoid over meltingSelf consumptionSlag
The invention relates to a device and a method for preparing a bimetallic compounding roll by an electric slag remelting method. The device comprises an upper crystallizer and a lower water-cooling crystallizer, wherein the upper crystallizer and the lower water-cooling crystallizer form a T-shaped crystallizer; the upper crystallizer is a conductive crystallizer, and is insulated and isolated from the lower water-cooling crystallizer, and the lower water-cooling crystallizer is provided with a liquid level detector; a remelting compounding transformer is connected with the upper crystallizerthrough a short electrified wire. The method comprises the following steps of after slagging is finished, disengaging a slagging power supply loop; during slag firing, when the liquid level of a slagtank in the crystallizer submerges the lower edge of a conductive graphite block, conducting a roll core preheating power supply loop, and preheating a roll core; after preheating is finished, closingthe loop, lowering a self-consumption electrode to the end part, inserting into the slag tank, conducting an electrode melting and bimetallic compounding power supply loop, and finally performing thebimetallic melting compounding. The device and the method have the advantages that by adopting a method for improving the electric slag testing device and the power supply loop, the temperature fieldat the surface of the roll core is reasonably optimized, so as to prepare the bimetallic compounding roll with better interface bonding quality.
Owner:NORTHEASTERN UNIV

Folded cushioning material for packaging

A cushioning material for packaging is provided, which is used when an article having a rectangular cross section or a cubic shape is packaged in an outer case, such as a corrugated cardboard box. The cushioning material is suitable for packaging the article therewith in an outer case while an end portion, which has a pair of corner sections, of the article is inserted into and supported by the cushioning. The cushioning material is provided with a grooved retainer (1) and a pair of end support members (2,2) disposed so as to close the ends of both end portions of the grooved retainer (1). The grooved retainer has a raised bottom (10) and two side walls (11,11) and is adapted to receive one inserted end portion of the article having a rectangular cross section or a cubic shape. The end support members each have a plurality of hollow portions (20), which are arranged in parallel in a predetermined direction, and a rectangular cross-section orthogonal to the longitudinal direction of the hollow portions (20). The grooved retainer (1) and end support members (2,2) are formed by folding a single sheet a of a predetermined planar shape along valley-forming folding lines (a1) and ridge-forming folding lines (a2) formed on the sheet. This enables to provide a cushioning material for packaging which has a simple structure and a low bulk specific gravity, and is not likely to deform.
Owner:HITACHI ZOSEN CORP +1

Preparation method of solid low-sugar ginger tea

The invention relates to a preparation method of solid low-sugar ginger tea. Full gingers are pressed to obtain partial juice, left gingers are quickly dried through microwaves, edible alcohol is used for soaking the dried left gingers so as to extract ginger oil resin, the ginger juice and the ginger oil resin are mixed to prepare microcapsule powder, and then the microcapsule powder is mixed with crystallized sugar alcohol to prepare the solid low-sugar instant ginger tea. According to the preparation method, ingredients of raw gingers can be maximally utilized and protected, the productionefficiency also can be improved, and the production cost can be reduced; the produced solid low-sugar instant ginger tea belongs to categories of low-sugar food and low-calorie food; the procedures are coherent and simple, technique conditions are moderate, the ginger juice is completely used, and the edible alcohol for extracting the ginger oil resin can be condensed and recycled; and the solid low-sugar instant ginger tea powder has characteristics of fineness, mobility, particular fragrance of the ginger, slight spice irritation, instant solubility, capability of being rapidly dissolved inhot water, stability in a drying state, and more than or equal to 90 percent of gingerol retention after being held in darkness for 6 months.
Owner:SHAOGUAN COLLEGE

Food cooking equipment

The invention provides food cooking equipment which comprises a shell and a cold air through-flow device. The shell is provided with a food cooking chamber, the cold air through-flow device comprisesan air drawing cover with an air drawing port, the air drawing cover is arranged in the shell and arranged on the upper portion of the food cooking chamber, the cold air through-flow device further comprises a motor and an air drawing wheel, the motor is arranged on the outer upper portion of the air drawing cover, the air drawing wheel is arranged inside the air drawing cover, the motor is arranged at the air drawing port and drives the air drawing wheel to rotate, the air drawing cover is provided with an air exhausting channel, the air drawing wheel drives air to flow towards the motor to form cold air flow, and the cold air flow flows into the air drawing cover through the air drawing port and is exhausted from the air exhausting channel. The food cooking chamber is provided with a water vapor exhaust port, the water vapor exhaust port is communicated with the air exhausting channel, and an air distribution device is arranged in the air exhausting channel and at the downstream of the water vapor exhaust port, so that part of high-temperature gas in the water vapor exhaust port changes in the flowing direction. The temperature of the exhausted gas can be effectively reduced.
Owner:FOSHAN SHUNDE KUFU ELECTRIC APPLIANCES CO LTD

Laryngalgia anti-inflammation traditional Chinese medicinal preparation with improved taste and preparation method thereof

InactiveCN101167770AOvercome the numbnessOvercome bitternessPowder deliveryHydroxy compound active ingredientsToad VenomIrritation
The invention relates to a traditional Chinese medicine medicament for laryngalgia and antiphlogosis and process for preparation. The medicament is prepared by applying fluorescence method and dispersion method, wherein the fluorescence method applies beta-cyclodextrin as main additives and toad venom is processed through fluorescence, and then toad venom inclusion complex, other drugs and additives are prepared into medicament preparation. The dispersion method applies zein, acrylic resin and other slow-release materials, and the toad venom which is prepared into dispersion system, other drugs, and additives are prepared into medicament preparation. The medicament for laryngalgia and antiphlogosis of the invention improves the process of the prior Chinese patent medicament laryngalgia antiphlogistic pills and solves the problem of lasting mouth bitter and tongue mottling taste which is caused by toad venom, and thereby patients are pleasant to accept. Positive significance is achieved by taste masking and correcting to toad venom, and meanwhile laryngeal edema and other adverse effects which are caused by strong stimulation and hypersusceptibility of laryngalgia antiphlogistic pills are overcome.
Owner:CHONGQING PHARMA RES INST

Metal powder preparation device

The invention discloses a metal powder preparation device which comprises a tundish insulation crucible, a diversion pipe, an atomizing nozzle and an atomizing spray tray which are connected in sequence. A bulge part is arranged at the top end of the diversion pipe, a sunken part corresponding to the bulge part is arranged at the bottom end of the tundish insulation crucible, and the bulge part is buckled with the sunken part. An insulation graphite sleeve is arranged on the diversion pipe in a sleeved mode, and the diversion pipe is fixedly connected with the insulation graphite sleeve. The insulation graphite sleeve is wound with a heating induction coil, the heating induction coil is a copper pipe, and the outer wall of the heating induction coil is wrapped with an insulating layer. One end of the heating induction coil is connected with a water inlet pipe, and the other end of the heating induction coil is connected with a water outlet pipe. The heating induction coil is connected with an alternating power supply. An air distributing ring is arranged on the diversion pipe in a sleeved mode, an air outlet of the air distributing ring communicates with an air inlet of the atomizing nozzle, and the atomizing nozzle is fixedly connected with the air distributing ring. A first water cooling channel is formed in the atomizing spray tray, and a second water cooling channel is formed in the atomizing nozzle. The metal powder preparation device can ensure the smooth preparation of metal powder.
Owner:SHANGHAI UNIV

Rotary vibration coupling stirring device for preparing semi-solid slurry

The invention discloses a rotary vibration coupling stirring device for preparing semi-solid slurry. The rotary vibration coupling stirring device comprises a first power system, a stirring vibrationdevice, a stirring disc inner layer stirring device, a material barrel, a stirring rotary vibration device, a material barrel rotary vibration device, a second power system and a support. According tothe rotary vibration coupling stirring device for preparing the semi-solid slurry, the stirring vibration device can enable a stirring rod to realize reciprocating motion in the Y direction while stirring, so that axial shearing force is generated; when the stirring rotary vibration device is used for stirring slurry in the stirring rod, reciprocating motion is generated in the X direction to form radial shear force; the material barrel rotary vibration device can drive the material barrel to rotate and generate reciprocating motion in the X direction and the Y direction at the same time, sothat the whole slurry rotates and vibrates; and under the combined action of the three devices as well as the local and overall organic combination, the slurry is stirred more thoroughly, and the efficiency and quality of preparing the semi-solid slurry of the metal and the alloy are improved.
Owner:XI'AN UNIVERSITY OF ARCHITECTURE AND TECHNOLOGY

Molten iron pure spray particle magnesium desulfurization spray gun with vaporizing chamber in spearhead and preparation method of molten iron pure spray particle magnesium desulfurization spray gun

The invention discloses a molten iron pure spray particle magnesium desulfurization spray gun with a vaporizing chamber in a spearhead. The molten iron pure spray particle magnesium desulfurization spray gun comprises a connecting flange, a gun-barrel and a spearhead blowing vaporizing chamber, which are sequentially connected and communicated with each other, wherein the spearhead blowing vaporizing chamber is sequentially composed of a vaporizing chamber bell jar, an anchoring part group and a refractory castable lining from inside to outside; a bottom skirt is arranged at the lower end of the vaporizing chamber bell jar; and a plurality of air outlets are evenly formed in the bottom skirt in an emission shape. The method comprises the following steps: selecting a metal material to process and fabricate each component of the spray gun and removing rust for later use according to structural parameters of the spray gun; sequentially preparing a gun core and the vaporizing chamber bell jar; connecting the gun core and the vaporizing chamber bell jar by welding; and welding a reinforcing rib plate in a gap among the lower end of the gun core, the top of the vaporizing chamber bell jar and the refractory castable lining; and finally welding the anchoring part group, and pouring to obtain the spray gun. Compared with a conventional vaporizing chamber spray gun, the molten iron pure spray particle magnesium desulfurization spray gun disclosed by the invention has the advantages of being simple in structure, stable to blow, low in cost, efficient in desulfurization, long in service life and the like.
Owner:武汉钢铁有限公司

Distributing device for additive manufacturing equipment

The invention discloses a distributing device for additive manufacturing equipment. The distributing device comprises a charging barrel, a feeding port is arranged at the center of the top end of thecharging barrel, a cover plate is hinged to the feeding port, warm air fans are arranged on the two sides of the feeding port, the two warm air fans are fixedly inserted into the top end of the charging barrel, air outlet ends of the two warm air fans are arranged in the charging barrel, a stirring device is arranged on the charging barrel, the stirring device corresponds to the feeding port, a screen is arranged below the stirring device, the screen and the charging barrel are connected through a lifting device, a hopper is fixedly connected inside the charging barrel and located below the screen, a collection box is arranged below the hopper, and a heating device is arranged between the collection box and the outlet end of the hopper. According to the distributing device, powder blocks in the powder can be quickly and fully crushed, the blockage phenomenon is prevented, the powder can be preheated and dried, the quality of the powder is guaranteed, the quality of a product is guaranteed, a plurality of hoppers can be fed at a time, and the feeding efficiency is greatly improved.
Owner:伊瓦特机器人设备制造有限公司
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