241 results about "Diluent" patented technology

A process for oligomerizing olefins to distillate fuels in the presence of a diluent for absorbing the exotherm. Oligomerization may comprise oligomerizing a charge olefin stream in a first-stage oligomerization reactor which is oligomerized in a second-stage oligomerization reactor to provide an oligomerate stream. The oligomers are hydrogenated and stripped to provide a stripped distillate stream. The diluent may be taken from the stripped distillate stream.

Systems and method for dispensing chemical include an eductor having a diluent inlet, a chemical pickup port, a discharge port, and a venturi fluidly coupled between the diluent inlet and the discharge port; a selector valve fluidly coupled to the diluent inlet and configured to control a flow of diluent into the diluent inlet; a sensor configured to measure a flow characteristic of the flow of diluent; and a controller operatively coupled to the selector valve. The controller includes at least one processor and memory storing instructions that, when executed, cause the at least one processor to perform operations including opening the selector valve to allow the flow of diluent into the diluent inlet; determining a dispense duration based on the measured flow characteristic and an amount of a chemical to be dispensed; and in response to determining that the dispense duration has elapsed, closing the selector valve.

This product is a sample preparation tube strip used to extract or purify target substances from samples, such as in nucleic acid isolation. It is used in combination with other sample preparation devices, as shown in the "Reference Diagram Showing the Usage State." The numbers 1 through 6 in the "Front View" of this product correspond to the six holes 1 through 6 in the "Top View" of this product. In the nucleic acid isolation process, first, a magnetic stirring ball and magnetic stirring ball diluent are placed in hole 1, a dissolving solution in hole 2, different types of cleaning solutions in holes 3, 4, and 6, and an eluent in hole 5. The following steps are then performed: (1) One or more of this product are placed in a sample preparation tube strip rack, a magnetic stirring bar cover is inserted into hole 1, and the sample to be processed or purified is placed in hole 2. (2) The magnetic stirring bar cover is driven by a drive mechanism and rotates within hole 1, adsorbing the magnetic stirring ball to its outer surface. (3) The magnetic stirring bar cover with the magnetic stirring ball adsorbed to its outer surface is moved into hole 2, where the magnetic stirring ball adsorbs the nucleic acid in the sample. (4) The magnetic stir bar cover that has undergone the process (3) is moved in the order of hole 3, hole 4, and hole 6, and impurities in the sample are washed away. (5) The magnetic stir bar cover that has undergone the process (4) is moved into hole 5, and the nucleic acid is released from the magnetic stir ball under heating conditions. (6) The magnetic stir bar cover that has undergone the process (5) is returned to hole 1, and the nucleic acid remains in hole 5.

The invention provides a method for detecting related substances of sucrose octasulfate salt auxiliary materials, and particularly relates to the field of medicines. An SCX cation exchange chromatography filler and a C18 filler are mixed according to the ratio of (0.8-1.2): (3-5) to serve as a filling agent; the specification of a chromatographic column is CAPCELLPAK CR C18 + SCX 5 [mu] m, 250 * 4.6 mml.D.; 18-22 mM / L ammonium formate and 0.08-0.12% formic acid are used as a mobile phase A, and acetonitrile is used as a mobile phase B; a detector is CAD, the spray temperature is High, the collection frequency half-peak width is 0.1-0.2 min, the column temperature is 28-32 DEG C, the flow rate is 0.8-1.2 ml / min, and the sample injection volume is 4-6 [mu] l; wherein acetonitrile and water in a ratio of (3-5): (5-7) are used as diluents, and gradient elution is carried out; the method provided by the invention can effectively separate and accurately analyze each impurity, has strong specificity and good separation degree, and can effectively control the product quality.

The utility model relates to a dilution device for configuration of benzene series standard substances, which comprises a dilution tank mounted in a frame, a discharge pipe arranged at the bottom of the dilution tank, a detachable tank cover arranged at the top of the dilution tank, feed pipes communicated with the inside of the dilution tank and arranged on two sides of the tank cover respectively, and the top ends of the feed pipes penetrate through the top of the frame. Two positioning seats are fixed to the top of the frame and located on the outer sides of the corresponding feeding pipes respectively, funnels are arranged in the positioning seats, and the bottoms of the funnels are inserted into the corresponding feeding pipes. A certain amount of proportioned benzene series raw materials are poured into the diluting tank through one funnel, a certain amount of proportioned diluent is poured into the diluting tank through the other funnel, the benzene series raw materials and the diluent are guided to the rotating frame through the flow guide pipes to be mixed, and the benzene series raw materials and the diluent are mixed along with rotation of the rotating frame. According to the device, benzene series raw materials and diluent can be fully and rapidly mixed, and the mixed benzene series raw material diluent falls to the bottom in the dilution tank.

Treaters that are configured to remove one or more contaminants from hydrocarbon streams recovered from a polymerization process are located upstream of the monomer and diluent recovery unit.

The utility model belongs to the technical field of impurity removal equipment, and particularly relates to impurity removal equipment for diluent production, which comprises a tank body provided with a feed port and a discharge port, a feed pipe extending into the tank body is arranged at the feed port, one end of the feed pipe positioned in the tank body is provided with a uniform distribution head, the uniform distribution head is provided with a plurality of feed holes along the axial direction of the tank body, and the feed holes are communicated with the discharge port. A plurality of slotted holes are formed in the radial circumference of the tank body, meanwhile, a first filter screen for primary filtration of a diluent and a second filter screen for secondary filtration of the diluent are sequentially arranged below the uniform distribution head, and the slotted holes are parallel to the axial direction of the tank body; the uniform distribution head is arranged at one end of the feeding pipe located on the tank body, the multiple feeding holes are formed in the uniform distribution head in the axial direction, and the multiple groove holes are formed in the circumferential direction in the radial direction, so that a diluent entering the feeding pipe can be uniformly distributed into the multiple outlets in the axial direction and the radial direction to uniformly fall onto the first filter screen; the dispersing effect on the diluent can be effectively improved, the filtering efficiency is improved, additional energy consumption is avoided, and the energy consumption is prevented from being increased.

The application belongs to the technical field of combined filling equipment, and particularly relates to a vertical combined filling equipment and a use method thereof. In view of the problem that the internal part of a mixing device cannot be cleaned in time, stirring operation needs to be performed for a long time, and the preparation efficiency of foamed concrete slurry is low, the following scheme is provided. The vertical combined filling equipment comprises a lower support, an upper support is fixed on the top of the lower support through bolts, a stirring and mixing box is fixed on the top of the lower support through bolts, a concrete box and two preparation boxes are fixed on the top of the upper support through bolts. In the application, foaming agent diluent can be uniformly sprayed on the stirring concrete through the spraying structure, so that the mixing of the concrete and the foaming agent can be quickly completed, the preparation efficiency of the foamed concrete slurry is improved, in addition, the start and stop of the strong magnet can be controlled through the pressure of the concrete on the sliding plate, the lifting of the iron nut ring can be controlled through the strong magnet, and the inner wall of the stirring and mixing box can be automatically cleaned.

This invention discloses a high-gravity oil-solid separation device and method. The device comprises two parts: high-gravity separation and membrane filtration separation. The high-gravity separation part includes a device body, an oil slurry inlet, a diluent inlet, a pipeline mixer, a rotating shaft, a liquid distributor, separation components, a slurry enrichment plate, a heavy phase outlet, a centrifugal pump, a light phase outlet, a motor, and a nitrogen inlet. The membrane filtration separation part includes pipelines and sliding baffles, with the pipelines divided into membrane filtration pipelines and diluent inlet pipelines. This invention first discharges most solid particles through high-gravity separation, and then uses membrane filtration separation to improve the solidification effect, overcoming the limitations of a single separation mode, enhancing the separation effect and long-term operational stability, while simplifying the process flow and saving floor space.

The utility model discloses a foaming agent diluting device for foaming magnesium oxychloride cementing materials, which comprises a base, a diluting barrel arranged at the top end of the base, a barrel cover arranged at the top end of the diluting barrel, a first water conveying pipe fixedly connected to the middle of the barrel cover, a second adjusting valve arranged on the first water conveying pipe, and a driving motor fixedly mounted in the middle of the bottom end of the base. An output shaft of the driving motor is fixedly connected with a stirring shaft, and the top end of the stirring shaft penetrates through the base and extends into the diluting barrel. A driving motor drives a stirring shaft and a plurality of stirring rods which are equidistantly arranged in a staggered manner to stir a foaming agent and a diluent, so that the foaming agent and the diluent are quickly and uniformly mixed, the dilution efficiency and quality are improved, an external water source can enter a telescopic water spraying mechanism through a series of channels after stirring is completed, a nozzle sprays water while rotating, and the stirring rods and the inner wall of a dilution barrel are comprehensively cleaned; and material residue and blockage are prevented, the cleaning difficulty and time are reduced, the cleanliness and good state of the device are kept, and the service life is prolonged.

The invention relates to the technical field of waste recovery, and discloses a waste recovery device for electrolytic aluminum production, which comprises a recovery crusher, a liquid curtain covering mechanism is arranged at a feed port of the recovery crusher, and the liquid curtain covering mechanism is configured to spray an alkaline diluent to the feed port, so that the crushed waste is in a slurry state; the dehydration mechanism is used in combination with the recycling crusher, the feeding end of the dehydration mechanism is connected with the discharging end of the recycling crusher, and the dehydration mechanism is used for carrying out solid-liquid separation treatment on the slurry-shaped waste; the liquid curtain covering mechanism is arranged at the feeding port of the recycling pulverizer, alkaline diluent is sprayed, dust flying in the pulverizing process is effectively restrained, the risk of dust explosion is reduced, the working environment is improved, meanwhile, waste is directly in a slurry shape after being pulverized, and follow-up treatment is facilitated.

The present invention relates to the technical field of preparing 4-methyl-1-pentene, and specifically relates to a method and apparatus for preparing 4-methyl-1-pentene. The method comprises: causing a raw material containing propylene, a coke formation inhibitor and an optional diluent to undergo a dimerization reaction in the presence of a catalyst; performing gas-liquid separation on a resulting reaction mixture, to obtain a gas and / or supercritical phase flow and a liquid phase flow; splitting the gas and / or supercritical phase flow into two portions, a portion of the gas and / or supercritical phase flow undergoing heat recovery treatment and being returned as a recycled stream to the dimerization reaction; and performing distillation of the remaining portion of the gas and / or supercritical phase flow and the liquid phase flow, to obtain 4-methyl-1-pentene. The method and the corresponding apparatus enable efficient temperature control, high 4M1P selectivity, and long-cycle operation with relatively low energy consumption.

The application discloses a treatment method of electroless nickel plating waste liquid, which comprises the following steps: waste liquid pretreatment, waste liquid dephosphorization, waste liquid deironing, waste liquid denickelization, nickel-iron purification and biochemical treatment, and the whole process steps are reasonably designed, the resource treatment of nickel and phosphorus in the waste liquid is realized under the premise of not introducing new pollution factors. By adding an oxidizing agent, high ferric acid is used to remove phosphorus ions, then by adjusting the pH value of the waste liquid, most of the iron ions are precipitated, then modified biochar is used to remove most of the nickel ions, then sulfide precipitant and PAM diluent are added to remove the remaining nickel ions and iron ions, finally, hydrolysis acidification and MBR process are used to quickly remove the remaining complex organic matters, the whole process flow is short, the amount of reagent used is small, and the cost is low.

A substance dispensing system for a biological sample analysis instrument is provided. The present invention relates to a method for preparing a sample for evaluation, the method comprising: aspirating a volume of sample from a first reservoir to a dispensing tip; and diluting the sample by dispensing the volume of sample from the dispensing tip to a dilution reservoir, the dilution reservoir containing a diluent; and flushing the dispensing tip with at least a portion of a fluid substance from the dilution reservoir, the fluid substance comprising the sample and the diluent.

The invention discloses a method for extracting technetium from PUREX process waste liquid. The method comprises the working procedures of material blending, extraction, washing, reduction reverse extraction and reverse extraction. According to the technetium extraction and purification process, the technetium is separated from elements such as zirconium, niobium, ruthenium, uranium, neptunium and plutonium by using the technetium as a raw material, tributyl phosphate (TBP) as an extracting agent and hydrogenated kerosene (OK) as a diluent, meanwhile, the economy and safety of the reagents adopted by the process are verified by engineering, and the operation process of each procedure also meets the requirements of high flux, continuous treatment and remote operation.

The invention discloses an organic-solvent-free diluent compatibility testing device and testing method, and particularly relates to the technical field of compatibility testing, the organic-solvent-free diluent compatibility testing device comprises a first barrel body, a second barrel body and a third barrel body, the first barrel body is used for mixing an organic-solvent-free diluent; the shaft body is arranged in the first barrel body, and the shaft body can rotate in the direction of the central axis of the shaft body; a set of mechanical linkage stirring device integrating forward rotation, axial reciprocating motion and reverse rotation is used for stirring a diluent without an organic solvent, a complex and periodically-changing flow field is formed in the first barrel, materials in a central area are pushed away and pulled close in a reciprocating mode, and therefore the diluent without the organic solvent is stirred. Materials near the tank wall are disturbed by the first plate body which is reversely stirred, and the whole stirring vortex direction is continuously changed, so that a mixing dead angle is effectively broken, the materials are prevented from being accumulated on the tank wall or the axis, efficient and uniform mixing is realized, and a uniform sample basis is provided for a subsequent compatibility test.

A viscosity index improver (VII) or viscosity modifier (VM) concentrate comprising: from about 60 parts to about 95 parts of a diluent oil; and from about 5 parts to about 40 parts of star diblock and triblock copolymers having a coupling efficiency greater than about 50%; the concentrate comprises at least 50 wt% of the diluent oil and from about 6.0 wt.% to about 14.0 wt.% of the star and linear diblock and triblock copolymers. The diblock and triblock copolymers possess the ability to thicken in concentrates without gelation or slow flowing material, relatively uniformly across different types or Groups of base stocks / diluents, at high active ingredient concentrations and handling temperatures.

Medicament Container and Kit for Reconstituting a Lyophilized Medicament In one aspect the present disclosure relates to a medicament container (10) comprising: - a container cavity (14) for a soluble substance (4), the substance (4) comprising an active pharmaceutical ingredient (3) and wherein the soluble substance (4) is soluble by a diluent (5), - the soluble substance (4) inside the container cavity (14), - a boundary structure (11) confining the container cavity (14), wherein the boundary structure (11) is insoluble with respect to the diluent (5) and comprises a sidewall (12), - an inlet (8) for introducing the diluent (5) into the container cavity (14), - an outlet (9), which is in flow communication with the container cavity (14), and - a flow channel (15) extending from the inlet (8) to the outlet (9) and configured to direct the diluent (5) from the inlet (8) through the container cavity (14) to the outlet (9).

The present disclosure relates to a scale inhibiting composition and application thereof, the scale inhibiting composition comprising a diluent and a detergent dispersant, the diluent comprising a hydrocarbon substance with a boiling point of 180-410 DEG C, and the detergent dispersant having a structure shown in formula (1). The scale inhibiting composition of the present disclosure has high descaling efficiency and good high temperature resistance, and is suitable for processing of high-acid, high-sulfur and poor-quality crude oil.

The invention belongs to the technical field of binders, and relates to an organic silicon thermocuring pure silver conductive adhesive applied to a crystal oscillator and a preparation method. The conductive adhesive comprises the following components: vinyl silicone oil, hydrogen-containing silicone oil, a silane coupling agent, a catalyst, a reinforcing filler, silver powder and a diluent. The preparation method comprises the following steps: adding vinyl silicone oil, hydrogen-containing silicone oil, a silane coupling agent and a catalyst into a container, uniformly stirring, and vacuumizing; adding a reinforcing filler, stirring, grinding and filtering to obtain liquid silica gel A; adding silver powder into the liquid silica gel A, stirring and grinding to obtain a semi-finished product B; and adding a diluent into the semi-finished product B to adjust the viscosity, and filtering to obtain a final product. The conductive adhesive provided by the invention has low modulus, realizes good adhesion on a gold-plated substrate, is suitable for an energy storage modulus interval of normal work of a crystal oscillator, and can be used for conductive adhesion of bases and wafers of crystal oscillators with different frequencies.

A sample preparation box with a preparation liquid containing cavity comprises a sampling spoon, a containing part, and a cover part; the sampling spoon comprises a rotating part and a spoon part; the rotating part is fixedly connected with the spoon part; the cover part comprises a rotating connecting part; the rotating part is connected with the rotating connecting part; the containing part comprises an A cavity; in a closed state, the cover part covers an opening part of the A cavity, and the spoon part is in the A cavity; the containing part comprises a D cavity; the D cavity is used for placing a preparation liquid; the preparation liquid comprises a reagent, a staining agent, or a diluent; during a sample preparation process, the preparation liquid is taken from the D cavity and added to the A cavity.

The utility model provides a farm odor disinfection device capable of intelligently regulating and controlling hypochlorous acid concentration. The farm odor disinfection device comprises an odor detection module, a central control module, a hypochlorous acid concentration regulation and control module, a solution storage and mixing module and a spraying execution module, the odor detection module comprises a plurality of odor sensors arranged in different areas of the farm, and the odor sensors are electrically connected with the central control module; the hypochlorous acid concentration regulation and control module comprises a hypochlorous acid stock solution storage tank, a diluent storage tank, a metering pump and a mixed reaction tank, the input end of the metering pump is respectively connected with the hypochlorous acid stock solution storage tank and the diluent storage tank, and the output end of the metering pump is connected with the mixed reaction tank. The device is novel in structural design, can automatically adjust the concentration of the hypochlorous acid solution, realizes accurate control of odor disinfection, and compared with a traditional fixed-concentration spraying mode, improves disinfection efficiency, reduces waste of the hypochlorous acid solution, and reduces operation cost.

This utility model relates to a multifunctional antistatic agent feeding device capable of continuous injection and precise metering, comprising: an antistatic agent dilution tank for receiving and mixing a high-viscosity first antistatic agent and a diluent to form a first antistatic agent diluted solution; a nitrogen generator connected to the antistatic agent dilution tank for bubbling and deoxygenating the first antistatic agent diluted solution; an antistatic agent feeding tank connected to the antistatic agent dilution tank for receiving the deoxygenated first antistatic agent diluted solution or directly receiving a second antistatic agent; a stirrer disposed within the antistatic agent feeding tank for maintaining solution homogeneity; and a metering pump connected to the antistatic agent feeding tank for precisely metering and delivering the antistatic agent solution to the reactor. Compared with the prior art, this utility model has advantages such as achieving precise metering and continuous feeding; multifunctional compatibility, adapting to antistatic agents with different properties; and improved reaction safety.

The application belongs to the field of hydrometallurgy, and an embodiment provides a method for selectively extracting uranium from a high-concentration sulfuric acid medium. The method comprises the following steps: providing an extraction organic phase, wherein the extraction organic phase comprises a compound and a diluent; mixing and extracting the extraction organic phase and a solution, wherein the solution comprises uranium and acid, and the sulfuric acid concentration of the solution is at least 1 g / L, wherein the compound has a structure shown in formula I; formula I, R1, R2 and R3 are independently selected from any one of C3-C18 linear, branched or cyclic aliphatic hydrocarbon groups and C6-C18 aromatic groups; and the diluent comprises at least one of sulfonated kerosene, aviation kerosene, n-hexane and cyclohexane. The method of the embodiment of the application is simple and easy to implement, and can efficiently separate uranium from coexisting impurity metal ions.

This utility model relates to the technical field of dilution devices, and discloses a dilution device for the production of water-based pigment pastes. The device includes a dilution tank, a storage tank fixedly installed on the outside of the tank, a liquid inlet at the top of the side wall of the tank, a liquid outlet at the bottom of the side wall, a first gear at the center of the top of the tank, and a stirring frame inside the tank. The top end of the stirring frame is movably mounted on the tank, and the top of the stirring frame is fixedly connected to the first gear. This utility model uses the first gear to drive a second gear, which in turn controls a connecting plate on a reciprocating screw to drive a piston block to move up and down. The piston block, in conjunction with an air cylinder, continuously injects air into the storage tank, causing the diluent in the storage tank to be intermittently sprayed onto the pigment in the dilution tank for stirring and dilution. This avoids the situation where excessive diluent leads to stratification after stirring, resulting in uneven dilution and low dilution efficiency.

The application discloses a mineralization treatment method of organic waste liquid, and belongs to the technical field of radioactive waste treatment. The organic waste liquid contains uranium, tributyl phosphate and diluent. The mineralization treatment method comprises the following steps: the organic waste liquid is separated through short-path molecular rectification to obtain a diluent fraction and a tributyl phosphate fraction; the tributyl phosphate fraction is reacted with alkali liquor to generate an alkaline hydrolysis product containing dibutyl phosphate salt, n-butanol, water and uranium; the n-butanol is collected through condensation reflux; and the remaining alkaline hydrolysis product is treated through two-stage oxygen-controlled incineration, so that phosphate glass and qualified flue gas are finally obtained. The mineralization treatment method has the advantages of no corrosion, short process, high-efficiency mineralization and stabilization of the waste liquid, direct disposal of the product, consideration of resource recovery and radioactive safety, and easy industrialization.

The application relates to the field of water treatment, and particularly discloses a treatment method for efficiently removing organic matters through solid-gas floating coupling, which comprises the following steps: S1, adding sodium chloride and a surfactant into wastewater to be treated, and then adding a solid floating agent; S2, introducing gas into the wastewater to be treated to perform gas floating treatment, and separating floating dregs above the wastewater through a filter screen to remove organic matters in the wastewater; wherein the solid floating agent in step S1 is obtained after a worm graphite carrier is treated in a mixed solvent of an organic amine, a diluent and a solubilizer. The application can realize efficient removal of multi-component high-concentration organic pollutants under strong acidic conditions.

Disclosed is a method for preparing a tear diluent, and provided are a tear sample eluent and a tear sample collection and treating apparatus. A small-volume tear sample can be stably collected using an absorbent material, and a substance to be tested of the sample can be stably released after elution using the sample eluent provided in the present disclosure.

Method and system for decarbonizing a process (e.g., an industrial process) involving a combustion apparatus are disclosed. The method includes fluidly coupling an electrolyzer (104) to combustion apparatus (e.g., 102, 202, 302) and supplying oxygen generated by the electrolyzer to the combustion apparatus, where the oxygen acts as an oxidizer to support combustion of a hydrocarbon-based fuel in the combustion apparatus. One basic idea in connection with our disclosed embodiments is replacing air with oxygen produced from electrolysis of water and using carbon dioxide as a diluent effective to achieve a desired target combustion temperature for the process. The result of the combustion reaction of the hydrocarbon-based fuel with oxygen and carbon dioxide is a mixture of carbon dioxide and water, which can be readily processed to separate water from the carbon dioxide and produce a flow of any remaining carbon dioxide ready for compression and sequestration.

This invention belongs to the field of metallurgical separation technology and relates to a method for separating and recovering tungsten and vanadium from a high-concentration molybdenum solution. The method includes: adding hydrogen peroxide solution to the liquid to be treated, heating to 60-80°C and maintaining the temperature for 30-60 minutes, then adjusting the pH to 2.5-3.5, and then adding an extractant for extraction to obtain a tungsten-vanadium-containing organic phase. The extractant consists of an amine extractant, tributyl phosphate, an ionic liquid, hyperbranched polyglycerol, and a diluent. The concentration of molybdenum in the liquid to be treated is not less than 150 g / L, the concentration of tungsten is 1-10 g / L, and the concentration of vanadium is 1-10 g / L. This invention aims to solve the technical problems of low efficiency and easy emulsification in the separation of tungsten and vanadium from high-concentration molybdenum solutions.