47results about "Dissolving methods" patented technology

The invention provides a powder dissolving kettle and a powder dissolving method. The powder dissolving kettle comprises a dissolving kettle body, a Venturi tube ejector and a top saturated steam ejection part, the venturi tube ejector is connected with the side wall of the dissolving kettle body, and the axis of the venturi tube ejector is parallel to the horizontal plane; the venturi tube ejector comprises a first saturated steam inlet end and a powder inlet end which are arranged outside the dissolving kettle body, and a mixed material outlet end connected with the side wall of the dissolving kettle body; the top saturated steam jet part is arranged at the top of the dissolving kettle body. According to the invention, the Venturi tube ejector is adopted to suck powder and enable the powder to tangentially enter the dissolving kettle body, so that a relatively large centrifugal force is generated, and a good powder dispersing effect is formed; in the mixing process of the powder and the saturated steam in the dissolving kettle body, mixing of the powder and the saturated steam is promoted, the solubility of the powder is improved under heating of the saturated steam, and on the third hand, the dissolving efficiency of the powder in the saturated steam is improved.

The present application relates to the technical fields of medical health food, and discloses a preparation device for naringin compound loaded by octenyl succinic acid modified porous starch ester, which comprises a preparation liquid ultrasonic mixing cylinder assembly, a mixing top cover assembly is arranged on the top of the preparation liquid ultrasonic mixing cylinder assembly, and a mixed liquid shaking and stirring assembly is arranged on the mixing top cover assembly; a rocker arm base assembly is rotatably arranged at the bottom of the preparation liquid ultrasonic mixing cylinder assembly; a preparation liquid mixing cylinder assembly is fixedly arranged on both sides of the top of the preparation liquid ultrasonic mixing cylinder assembly; the preparation liquid ultrasonic mixing cylinder assembly comprises a preparation liquid ultrasonic mixing cylinder, a plurality of mixing cylinder bottom arm tables are fixedly arranged on the preparation liquid ultrasonic mixing cylinder through reinforcing rib plates, and a bottom arm table main shaft rod is fixedly arranged on the mixing cylinder bottom arm table; an aeration pipe is fixedly arranged at the bottom of the preparation liquid ultrasonic mixing cylinder, and a liquid pump is fixedly arranged outside the bottom of the preparation liquid ultrasonic mixing cylinder. The present application has the characteristics of sufficient mixing.

To provide novel compositions, etc. [Solution] The composition contains l-menthol and at least one component (X) selected from at least one selected from dicarboxylic acid esters, diol esters, monocarboxylic acid esters, esters of polyols having 3 or more hydroxyl groups, esters of polycarboxylic acids having 3 or more carboxyl groups, polyol ethers, polyamines, and alcohols having 6 or more carbon atoms.

The invention belongs to the technical field of fuel additives, and particularly relates to a preparation method of micro-quantum core mother liquor for an internal combustion engine. S1, raw material pretreatment and solvent dehydration; s2, preparation of a combustion and calorific value enhancement functional mother solution A; s3, preparation of a system protection function mother solution B; s4, preparing a mother solution C with stable operation and lubricating functions; and S5, compounding, degassing and finely filtering the three functional mother liquor. An eight-element synergistic system is constructed, and the micro-quantum core mother liquor for the internal combustion engine is prepared by adopting a three-module step-by-step preparation process; after methanol fuel is added, the combustion efficiency, power output and cold start performance can be synergistically improved, meanwhile, electrochemical corrosion, sealing element swelling and part abrasion are inhibited, and it is guaranteed that the fuel is stably stored for a long time; the process avoids the compatibility problem of multi-additive mixing, and solves multiple contradictions of energy improvement, material protection and fuel stability.

The present disclosure describes a method and a system of producing a fire suppression medium. The method includes introducing a solvent and an alkali metal or a salt of the alkali metal into the mixer and dissolving the alkali metal or the salt of the alkali metal in the solvent to create an alkali metal solution. The method also includes filtering and analyzing a sample of the alkali metal solution. If the filtered alkali metal solution does not have a sufficient alkali metal content, the method includes introducing and dissolving additional alkali metal or the salt of the alkali metal into the alkali metal solution. If the filtered alkali metal solution has the sufficient alkali metal content, the method includes filtering the alkali metal solution to remove residual alkali metal or residual salt of the alkali metal to create and collect a saturated alkali metal solution.

The invention relates to splicing type medicine dispensing equipment and a medicine dispensing method. The equipment comprises a conveying device and a plurality of medicine dispensing trays arranged on the conveying device. A plurality of working modules are arranged on one side of the conveying device and spliced in the moving direction of the dispensing tray, and an outlet of each working module faces the dispensing tray; the working module comprises one or more of a liquid bag processing module, a first medicine bottle processing module, a second medicine bottle processing module and a needle cylinder processing module; a liquid bag station and a plurality of medicine bottle stations are arranged on the medicine dispensing tray, the liquid bag processing module is used for processing liquid bags and transferring the liquid bags to the liquid bag station, and the first medicine bottle processing module and the second medicine bottle processing module are used for processing medicine bottles and transferring the medicine bottles to the medicine bottle stations. The needle cylinder processing module is used for processing a needle cylinder and transferring liquid medicine in a medicine bottle into a liquid bag through the needle cylinder. The flexibility of an assembly line can be improved, and the investment under the requirement of multiple dispensing modes is reduced.

Provided are methods of preparing a homogeneous mixture from a solid dosage form in settings including a point of care setting. The methods include obtaining a solid dosage form comprising a drug product, adding the solid dosage form to a container having at least one flexible section, adding a liquid to the container, mixing the solid dosage form with the liquid to disperse, disintegrate, suspend, and / or dissolve the solid dosage form thereby creating a homogeneous mixture. Also provided are containers and devices for use in such methods.

A composition and method for dissolving foulants formed in a monomer production process is provided. The composition may include an amide-containing compound and a solvent. Other ingredients, such as a polymerization inhibitor or a dispersant, may optionally be included in the composition. The amide-containing compound may be, for example, dimethylacetamide. The solvent may be, for example, methanol or toluene. The foulant includes a polymer.

In some aspects, the present disclosure relates to a system for forming a hydrogel composition comprising a first reservoir containing an iodinated polymer composition, a second reservoir containing a buffer diluent solution having a first pH, and a third reservoir containing a buffer accelerator solution having a second pH higher than the first pH, the iodinated polymer composition includes an iodinated polymer having a plurality of cyclic imide ester groups, the buffer diluent solution includes water, a first buffer, and a polyamine compound, and the buffer accelerator solution includes water and a second buffer. Other aspects of the present disclosure relate to methods of forming hydrogel compositions using such systems.

The invention discloses an intelligent dosing device for sewage treatment and a dosing method, and relates to the technical field of sewage treatment dosing, the intelligent dosing device specifically comprises a dosing table, the dosing table is movably connected with a rotary drum, the side wall of the rotary drum is uniformly and symmetrically provided with medicine storage mixing mechanisms, and the top of the dosing table is fixedly connected with a medicine storage mechanism; efficient mixing and dissolving are adopted, the lifting arm driven by the rotating shaft and the stirring ball are unfolded under the action of centrifugal force, the stirring range is controlled in cooperation with the limiting baffle ring, it is ensured that a medicament and a solvent are fully mixed, residues are avoided, meanwhile, the lifting arm rotates to control the position of the whole sliding sleeve, and the rotating speed of the rotating shaft is increased. The sliding sleeve moves to realize falling of a medicament at the top of the medicament mixing tank and automatic opening of a through opening, a matching solvent and the medicament are automatically mixed and dissolved under stirring of the lifting arm, a new round of medicament automatic adding is started by the medicament adding tank on the other side, the operation steps are compact, and the medicament adding precision and efficiency are remarkably improved.

This invention discloses a medical solution preparation machine, comprising: a solution preparation robot mechanism for extracting medication from injection vials and injecting the medication into a solvent bag; an injection vial pretreatment mechanism, including an ampoule processor and / or a vial processor and an output push rod, wherein the ampoule processor and vial processor break the ampoules and open the vials, and the output push rod ejects the processed injection vials; an injection vial input mechanism for connecting to the injection vial transport chain and the injection vial pretreatment mechanism; and a medication supply mechanism for connecting to the medication supplies on the transport chain and the solution preparation robot mechanism. This invention has the following advantages: it can connect to an automated injection drug logistics system to achieve automated transport from the injection warehouse to the solution preparation machine; through the solvent bag transport chain and syringe transport chain of the solution preparation machine's self-contained medication supply mechanism, it achieves continuous supply of solvent and syringes; and in conjunction with a fully automated injection dispensing machine, it realizes full automation of the solution preparation process in a hospital solution preparation center.

The application discloses a preparation method of a woody oil-based oil gel containing a beta' crystal form, and comprises the following steps: walnut oil and tung tree seed oil are mixed according to a mass ratio of (85-90):(10-15), stirring is carried out under the condition of a rotating speed of 55-70 rpm, heating is carried out to 68-72 DEG C, a gelling agent compounded by edible wax and polyglycerol fatty acid ester according to a mass ratio of (4-6):1 is added, stirring is continuously carried out until complete dissolution, a liquid oil gel solution is obtained, direct freezing is carried out under the condition of-10 DEG C to-40 DEG C, then stirring is carried out under the condition of a rotating speed of 150-250 rpm for 3-6 min, and standing is carried out at an environment of 20-25 DEG C for 5-6 days, so that the woody oil-based oil gel is prepared. The oil gel prepared by the method contains stable beta' crystal form, has high oil retention rate, suitable hardness and good oxidation stability, and can replace animal butter or hydrogenated vegetable oil to be applied in baking.

The invention discloses a preparation method of an all-vanadium redox flow battery electrolyte, and belongs to the technical field of batteries. The method mainly comprises the following steps: preparing an initial electrolyte to be optimized, preparing various additives according to a certain concentration and mixing according to the volume of the initial electrolyte, taking out a part of a sample from the standby electrolyte according to a certain volume ratio, putting the sample into a mixing device, heating to a required temperature, adding a mixed additive into the mixing device, and uniformly mixing the mixed additive and the standby electrolyte. And stirring by adopting an ultrasonic device, completely dissolving the additive in the sample until the color is clear and transparent to obtain a concentrated sample, adding the concentrated sample into a storage device of the initial electrolyte, and stirring by adopting mechanical stirring until the two strands of electrolyte are uniformly mixed to obtain the optimized electrolyte. According to the preparation method of the electrolyte of the all-vanadium redox flow battery, the composite additive is added into the electrolyte of the all-vanadium redox flow battery, and the three performance indexes of capacity fading, high-temperature precipitation and weak reaction activity of the electrolyte are improved at the same time.

The invention provides a device and a method for preparing high-purity selenium dioxide, which can effectively remove impurities which have large difference in saturation solubility with selenium dioxide solid phase in liquid phases such as water, ethanol and the like, and realize preparation of high-purity selenium dioxide. According to the invention, a dissolution crystallization method and a similar zone melting mechanism for melting crystallization are unified and expanded to most dissolvable compounds. The device and the method provided by the invention have the advantages of high purity upper limit, low energy consumption, strong applicability and the like.

The present invention describes a method for the production of a spinning dope composition, said method comprising a homogenization involving vigorous mixing of a cellulosic pulp material in alkali solution, vigorous mixing implying supplying a power density to agitators used in the homogenization step of at least 150 kW / m3 (kW supplied to agitators per mixed unit of liquid volume), and thereafter a dissolution involving mixing of the cellulosic pulp material in the alkali solution to obtain a spinning dope composition, preferably the power density supplied to agitators used in the dissolution step is maximum 75 kW / m3 (kW supplied to agitators per mixed unit of liquid volume); and preferably the cellulosic pulp material in alkali solution is kept at a temperature of less than 0°C during the homogenization and during at least part of the dissolution. The present invention is also directed to a system intended for the production of a spinning dope composition.

There is provided a gas solution supply apparatus capable of preventing bubbles from being generated in use at a point-of-use even if gas solution to be provided to a point-of-use has a high concentration. The gas solution supply apparatus 1 includes: a gas dissolving unit 4 that dissolves a source gas in a source liquid to produce a first gas solution; a first gas-liquid separator 10 that stores the first gas solution produced and produces a second gas solution through gas-liquid separation of the first gas solution; a pressure reducer 17 that depressurizes the second gas solution produced in the first gas-liquid separator 10; and a second gas-liquid separator 12 that stores the depressurized second gas solution and produces a third gas solution through gas-liquid separation of the second gas solution. The third gas solution is supplied to a point-of-use.

Provided are methods of preparing a homogeneous mixture from a solid dosage form in settings including a point of care setting. The methods include obtaining a solid dosage form comprising a drug product, adding the solid dosage form to a container having at least one flexible section, adding a liquid to the container, mixing the solid dosage form with the liquid to disperse, disintegrate, suspend, and / or dissolve the solid dosage form thereby creating a homogeneous mixture. Also provided are containers and devices for use in such methods.

A method of making a dip tube (15) for a liquid spray pump dispensing apparatus (9) configured to provide substantial invisibility when disposed in a liquid fragrance product (7). To overcome the challenges of the prior art single layer dip tubes, a two-layer starting tube (20) is provided. A first layer (FTL) of the starting tube (20) is made of a transparent (invisible in the liquid fragrance product) thermoplastic nonfluoropolymer, while a second layer (STL) of the starting tube (20) is made of a dissolvable polymer. After assembly with the liquid spray pump dispensing apparatus (9), the second layer (STL) of the starting tube (20) is dissolved in water or solvent (e.g., ethanol), leaving only the transparent nonfluoropolymer first layer (FST) as the dip tube (15). The thickness of the single layer dip tube can thus be reduced to enhance invisibility, with the dissolvable layer providing sufficient flexural strength for rigidity and desirable handling characteristics to the tube for required assembly to the pump assembly. The remaining single layer dip tube can then perform within the desired use / application (e.g., non-reactive to the fragrance and able to withstand repeated pumping for dispensing the fragrance.

This application relates to the field of yarn production, and in particular to a yarn sizing conveying device and process. The device includes a frame, on which a batching mechanism, a detection mechanism, a transfer mechanism, and a heating output mechanism are sequentially arranged. The batching mechanism is located at the top of the frame, and a collection tank is connected to the side facing the bottom of the frame. The collection tank is used to temporarily store the preliminary sizing powder formed by mixing several materials. The detection mechanism is located on one side of the collection tank and is used to sample the preliminary sizing powder at a designated location within the collection tank, analyze the proportion of the sampled preliminary sizing powder, and output the analysis results. The transfer mechanism can be connected to the outlet of the collection tank. When the analysis results meet a preset standard, the transfer mechanism receives the mixed sizing powder from the collection tank and transfers it to a designated location. This application improves the efficiency of the conveying equipment in cleaning after conveying sizing powders with different proportions / batches.

The application discloses an industrial salt slag treatment device and an industrial salt slag treatment method. In the industrial salt slag treatment device disclosed by the application, after being cooled, industrial salt slag enters a crushing machine through a feeding port of the crushing machine for crushing, and then small particles of the crushed industrial salt slag are sent out through a discharging port of the crushing machine by an air separation device arranged in the crushing machine. In this way, the dissolution speed can be improved by screening and dissolving the small particles. The discharging port of the crushing machine is connected with a feeding port of a presolubilizer, a spraying assembly is arranged in the presolubilizer, and the industrial salt slag is presolubilized by the spraying assembly after entering the presolubilizer. The presolubilized industrial salt slag solution formed after the presolubilization enters a salt dissolving tank for dissolution. In this way, the industrial salt slag is presolubilized before entering the salt dissolving tank for dissolution, so that the presolubilized solution of the industrial salt slag can be dissolved more quickly and more fully in the salt dissolving tank, the dissolution speed and the dissolution effect are improved, and the treatment efficiency of the industrial salt slag is improved.

A method of making a dip tube for a liquid spray pump dispensing apparatus configured to provide substantial invisibility when disposed in a liquid fragrance product. To overcome the challenges of the prior art single layer dip tubes, a two-layer starting tube is provided. A first layer of the starting tube is made of a transparent (invisible in the liquid fragrance product) thermoplastic nonfluoropolymer, while a second layer of the starting tube is made of a dissolvable polymer. After assembly with the liquid spray pump dispensing apparatus, the second layer of the starting tube is dissolved in water or solvent (e.g., ethanol), leaving only the transparent nonfluoropolymer first layer as the dip tube. The thickness of the single layer dip tube can thus be reduced to enhance invisibility, with the dissolvable layer providing sufficient flexural strength for rigidity and desirable handling characteristics to the tube for required assembly to the pump assembly. The remaining single layer dip tube can then perform within the desired use / application (e.g., non-reactive to the fragrance and able to withstand repeated pumping for dispensing the fragrance.

A method of making a dip tube (15) for a liquid spray pump dispensing apparatus (9) configured to provide substantial invisibility when disposed in a liquid fragrance product (7). To overcome the challenges of the prior art single layer dip tubes, a two-layer starting tube (20) is provided. A first layer (FTL) of the starting tube (20) is made of a transparent (invisible in the liquid fragrance product) thermoplastic nonfluoropolymer, while a second layer (STL) of the starting tube (20) is made of a dissolvable polymer. After assembly with the liquid spray pump dispensing apparatus (9), the second layer (STL) of the starting tube (20) is dissolved in water or solvent (e.g., ethanol), leaving only the transparent nonfluoropolymer first layer (FST) as the dip tube (15). The thickness of the single layer dip tube can thus be reduced to enhance invisibility, with the dissolvable layer providing sufficient flexural strength for rigidity and desirable handling characteristics to the tube for required assembly to the pump assembly. The remaining single layer dip tube can then perform within the desired use / application (e.g., non-reactive to the fragrance and able to withstand repeated pumping for dispensing the fragrance.

According to an example, a mixing device comprises a first chamber including a solute addition member and a first mixer, a second chamber including a second mixer, a printing fluid pump, and a controller operatively connected to the solute addition member, the pump, the first mixer, and the second mixer. The controller is to control the pump to move printing fluid towards the printing fluid tank based on a printing fluid density level in the printing fluid tank, to control the solute addition member to add solids based on the printing fluid density level, and to control the first mixer and the second mixer to mix the added solids with the printing fluid moved by the pump.

The application provides a kind of hydraulic cycle flocculant automatic preparation system and method, belongs to flocculant preparation technical field.The system includes powder adding module, preparation module, storage conveying module and intelligent control module, powder adding module is located in the space above preparation module, preparation module is located in the upstream of storage conveying module, and intelligent control module controls the whole system.In the system, flocculant solution is prepared by the double flow field action of mechanical stirring and hydraulic cycle, and the flocculant powder relies on the hydraulic flow field to circulate backflow in the preparation module.In the circulation process, the flocculant powder is also fully diffused and dissolved under the action of mechanical stirring, so that the mixing state of the flocculant preparation is more uniform, the hydraulic dead zone is smaller, which is beneficial to the dissolution and growth of flocculant molecules, and improves the preparation efficiency and quality of flocculant.The system realizes the intelligent preparation of flocculant solution, can effectively help the efficient flocculation of tailings, promotes the development of paste filling technology, and realizes the resource utilization of mine solid waste.

The invention discloses an automatic diluting system and process, and relates to the technical field of pharmacy, and the system comprises a raw material storage system used for storing raw materials; the weighing and metering system is connected with the outlet of the raw material storage system and is used for weighing the raw materials and metering the feeding amount of the raw materials; the preparation tank is filled with a liquid medium; an inlet of the solid-liquid dispersion system is connected with the weighing and metering system and an outlet of the preparation tank, the solid-liquid dispersion system is used for uniformly dispersing the raw materials and the liquid medium, and an outlet of the solid-liquid dispersion system is connected with an inlet of the preparation tank; the solid-liquid dispersion system uniformly disperses the raw materials and the liquid medium and then sends the raw materials and the liquid medium back into the preparation tank, and the mixed liquid circulates between the preparation tank and the solid-liquid dispersion system; according to the invention, the labor intensity of workers can be greatly reduced, personal errors are reduced, the accuracy of liquid medicine preparation is improved, the operation process and the preparation time are reduced, and the liquid medicine preparation efficiency is greatly improved.

Disclosed herein are systems and equipment configured for dosing and dispensing solid cleaning compositions. The solid chemistry dispensing systems comprise a solids dispenser wherein a solid cleaning composition is stored and a tank connected to the solids dispenser. For dispensing and dosing, the tank is filled with a preselected volume of water. Said water is recirculated through the solids dispenser to dissolve the solid cleaning composition resulting in a concentrate of a cleaning composition in the tank.

The present invention describes a method for the production of a spinning dope composition, said method comprising a homogenization involving vigorous mixing of a cellulosic pulp material in alkali solution, vigorous mixing implying supplying a power density to agitators used in the homogenization step of at least 150 k W / m3 (k W supplied to agitators per mixed unit of liquid volume), and thereafter a dissolution involving mixing of the cellulosic pulp material in the alkali solution to obtain a spinning dope composition, wherein the power density supplied to agitators used in the dissolution step is maximum 75 k W / m3 (k W supplied to agitators per mixed unit of liquid volume); and wherein the cellulosic pulp material in alkali solution is kept at a temperature of less than 0º C during the homogenization and during at least part of the dissolution. The present invention is also directed to a system intended for the production of a spinning dope composition.

Provided are methods of preparing a homogeneous mixture from a solid dosage form in settings including a point of care setting. The methods include obtaining a solid dosage form comprising a drug product, adding the solid dosage form to a container having at least one flexible section, adding a liquid to the container, mixing the solid dosage form with the liquid to disperse, disintegrate, suspend, and / or dissolve the solid dosage form thereby creating a homogeneous mixture. Also provided are containers and devices for use in such methods.

This invention belongs to the technical field of urea aqueous solution production equipment, and more particularly to equipment and methods for preparing urea aqueous solutions for ships. Existing preparation equipment has problems such as the aqueous solution becoming unstable or producing side reactions due to heating by a heater, the temperature of the heated water decreasing due to subsequent flow and reducing the urea dissolution efficiency, and the concentration of the prepared solution not being accurate. This invention proposes the following solutions. This equipment is equipped with a water bath, and a preparation tank is fixed to the inner wall of the bottom of the water bath via support legs. In addition, fresh water for heating the preparation tank is stored in the gap between the water bath and the preparation tank. A lid is fixed to the top of the preparation tank by multiple bolts, and multiple heaters are attached to the inner wall of the water bath. In this invention, by stirring the urea aqueous solution with a stirring rod, the oscillating structure and the intermittent structure can be driven sequentially, and urea particles can be intermittently scattered into the preparation tank in small batches. As a result, the urea particles are not only quickly mixed with the fresh water, but the accuracy of the concentration of the prepared solution can be improved.

The invention provides an automatic sample dissolving treatment device, an automatic sample dissolving treatment method and an automatic sample treatment system. The automatic dissolution processing equipment for the sample comprises a sample workbench; the processing module is arranged on the sample workbench and is used for dissolving the sample; the ground rail module is arranged on the sample workbench; and the robot is arranged on the ground rail module, and the robot can move along the ground rail module. The ground rail module is arranged on the sample workbench, the robot is arranged on the ground rail module, and the robot can move along the ground rail module, so that the whole process of sample dissolving treatment is automatic and unmanned, the working efficiency is improved, and the labor cost is reduced; through the arrangement of the ground rail module, the possibility of interference and collision between the manipulator and the processing module is reduced, then the degree of freedom of the arrangement position of the processing module is widened, and the material conveying efficiency can be further improved.