42results about How to "Good for completeness" patented technology

The invention provides a continuous-phase-change sauce residue oil extraction method. According to the invention, a dried and crushed sauce residue raw material is placed into an extraction kettle; under a condition with a pressure constantly lower than an extracting agent critical pressure and a temperature constantly lower than an extracting agent critical temperature, the extracting agent is compressed into a liquid; the extracting agent flows through the extraction kettle with a certain flow rate, such that castor oil is extracted; the material is delivered into a resolution kettle; heating and pressure reducing are carried out, such that the extracting agent is changed into a gas phase; instant compression is carried out, the extracting agent is changed into liquid, and flows through the extraction kettle, such that the material is extracted again. The steps are repeated several times. The extracting agent is one of ethanol, propane, butane, high-purity isobutane, R134a, dimethyl ether, liquefied petroleum gas, and sulfur hexafluoride. The method provided by the invention has the advantaged of high efficiency, no solvent residue in product, and high aroma component retention rate of a supercritical extraction method. Extraction pressure and resolution pressure of the method are lower than those of supercritical extraction. The method also has the advantages of large extraction volume, large-amount batch production, low production cost, and the like of a conventional solvent extraction method.

The invention discloses a method of extracting decapterus maruadsi oil through low-temperature continuous phase transition and decapterus maruadsi oil.The method includes: placing decapterus maruadsi powdery raw materials in an extraction kettle; under conditions of extraction temperature of 40-60 DEG C and extraction pressure 0.3-1.0 Mpa, compressing an extraction agent into liquid, enabling the liquid to flow through the extraction kettle at a flow rate of 100-150 L/h for continuous extraction of 30-110 min, and after decapterus maruadsi oil is extracted, enabling the liquid to enter an analysis kettle with analysis temperature of 50-80 DEG C and analysis pressure of 0.1-0.4 Mpa; performing phase transition on the extraction agent to form gas, immediately compressing the gas into liquid, enabling the liquid to flow through the extraction kettle, extracting materials again, enabling the materials to carry oil to enter an analysis tank through a solvent of an extraction tank, and obtaining a decapterus maruadsi oil product after analysis.Compared with conventional extraction methods, the method is accurate and stable in process, the decapterus maruadsi oil is high in quality, extraction rate is increased remarkably, and efficient extraction of ocean low-value decapterus maruadsi oil is realized, so that cost can be saved, product yield can be increased, and economic benefit of production enterprises can be improved.

The invention relates to a new bulk drug in pharmaceuticals industry, and preparation process thereof. The bulk drug of the invention wherein has a weight percentage of more than 98% scutellarin salt.The preparation method is composed of following steps: first, using breviscapinun saled in market as raw materials, adding 5 to 10 times of water by weight, being heated to 60 to 80 DEG, adding 10 to20 weight percentage of aqueous slkali until the pH value is 5 to 8; second, centrifugating the solution obtained in the step one and discarding the deposition, then the obtained solution going through macroporous resin column, washing and removing, discarding the deep brown part of the first eluant, and then collecting the yellow eluant part; third, the collected eluant is disposed in vacuum concentrator, concentrating until concentration of the scutellarin salt solution is 100 to 200 mg/ml; fourth, adding organic solvent to the concentrated solution obtained in the step three and stirring,depositing, standing and filtering; fifth, washing by using the same organic solvent of the step four for 3 to 6 times, drain, and drying at a temperature of 60 to 80 DEG, then the bulk drug is obtained.

The invention relates to a multifunctional walking aid, and aims art solving the technical problems that an existing similar product is single in function and poor in structural design. A rest of the walking aid is formed by connecting two supports symmetrically arranged on the two sides through a cross beam, and the support on each side is provided with a U-shaped reinforcement tube; the cross beam arranged between the supports of the rest is internally provided with a GPS, a gravity sensor, an alerter, a timer, a rechargeable battery and a control circuit board, the cross beam is provided with a charging port and a battery cover, an LED lamp is arranged on the portion, where the U-shaped reinforcement tube is located, of each support, the armrest part of the support on one side is provided with a lamp button and an alarm button, and the lamp button, the alarm button, the LED lamp, the GPS, the gravity sensor, the alerter, the timer and the rechargeable battery are connected with the control circuit board through circuits; a canvas frame fixed to latch hooks and shelves form a seat surface through canvas, an axle of a walking wheel on the front side of each support is provide with a lock knob moving up and down, an arm sleeve and a holding rod are arranged on one side of a walking stick of the rest, and an umbrella handle of an umbrella is fixed to the arm sleeve.

The invention relates to a processing method of sample data in the television program assessment surveying process. The processing method is characterized in that sample selection conditions are described by adopting languages in a DSL (Digital Subscriber Line) field, condition sequences are converted into composite predicate expression trees through a resolver, expression trees and raw data are loaded into an actuator for limiting operation, and finally corresponding relational data subsets are output. Compared with the prior art, the processing method can be used for realizing the function of selecting samples according to arbitrary multiple conditions and has the advantages of relatively good completeness, expansibility, portability and the like.

The invention relates to the technical field of rice processing, in particular to a screening device for rice processing. The screening device comprises a storage hopper, wherein sieved small-particle materials are mounted on the lower side of the storage hopper, sieved large-particle materials are mounted on one side of the sieved small-particle materials, a support frame is arranged on the lower side of the sieved large-particle materials, a filter residue collecting box is arranged on the lower side of the sieved small-particle material, an exhaust fan is installed at the upper end of the other side of the sieved small-particle material, a cloth cylinder filter bag is installed at the outer end of the exhaust fan, a hulling component is installed at the lower end of the interior of the storage hopper, a feeding net is installed at the joint of the storage hopper and the sieved small-particle material, and a screen is mounted at the upper end of the interior of the sieved small-particle material. The screening device is of a closed structure, dust floating in the screening process is avoided, circulating dust filtration is achieved, the dust filtration efficiency is high, rice before screening is hulled, the hulling structure is elastic mixing and stirring blades, and the integrity of the rice is guaranteed.

The invention discloses a method for greenly and efficiently extracting bergamot flavone and the bergamot flavone. The method is characterized in that the bergamot flavone is extracted by adopting thecombination of a continuous phase change technology and an ethanol reflux technology, and extraction technological conditions are optimized by taking the extraction rate of flavone as an index and adopting a response surface method on the basis of a single factor; main component analysis and comparison of extraction technological characteristics and in-vitro oxidation resistance are carried out on the bergamot flavone prepared under optimal conditions of the continuous phase change technology and a traditional ethanol reflux technology, so that the bergamot flavone is greenly and efficientlyextracted. A result shows that the extraction rate and the oxidation resistance of the bergamot flavone extracted through the technology are both remarkably higher than those of bergamot flavone obtained through the traditional ethanol reflux method (p is greater than 0.05), and main components of the obtained bergamot flavone are not affected (p is smaller than 0.05); the method provided by the invention is simple and fast in extraction technological process, strong in operability and low in cost, is environment-friendly and pollution-free, is good in completeness and repeatability and high in economic benefit, and is capable of realizing large-scale industrial production.

The invention discloses a deep sewage treatment device which comprises a first device main body and a stirring device, wherein the stirring device is arranged on the first device main body; the stirring device comprises a first cavity formed inside the first device main body; a first rotating block is rotationally arranged inside the first cavity; a second cavity opened upwards is formed inside the first rotating block; a second rotating block is fixedly connected with the lower end surface of the first rotating block; the lower end of the second rotating block is rotationally connected with the lower inner wall of the first cavity in a matching manner through a rotating shaft; a third cavity communicated with the second cavity is formed inside the second rotating block; a second device main body is fixedly connected with the right end of the upper end surface of the device main body. The deep sewage treatment device has the beneficial effects that the stirring uniformity of alums in sewage can be improved, a purifier can be added according to flowing water sizes, the device is simple to operate and worthy of recommendation, and purifier addition can be completed without artificialinterference.

The invention discloses a photoetching method of a graphical sapphire substrate. The method comprises the following steps: depositing a film on the graphical sapphire substrate, and performing particle removing and low-temperature drying processing on the film; under the condition that a rotation accelerated speed is not changed, adding a liquid-state photoresist and an adhesion agent in the middle of a substrate film surface drop by drop, uniformly covering the surface of a wafer with the liquid photoresist, and performing baking so as to form a photoresist membrane; projecting a graphic file on a mask on the substrate photoresist membrane, setting an exposure condition, and performing exposure processing; and under the condition that the rotation accelerated speed is not changed, spraying a developing solvent on the surface of the substrate photoresist membrane to perform development processing, and after the development is completed, performing development examination. According to the invention, the method has the following advantages: the exposure precision grade is high, the technical repeatability is good, the line dislocation density is low, the inner quantum density is high, the resolution is high, the finished product qualified rate and the yield are high, the graphical dimension of an obtained finished product is accurate, the integrity is good, the performance is stable, and the application prospect is wide.

The invention provides a method for extracting hesperidin and pectin in young citrus fruits through continuous phase transition. Dried and smashed young citrus fruit raw materials are subjected to continuous phase transition extraction with ethanol or methanol, wherein extraction conditions are as follows: the extracting agent velocity is 30-150 L/h, extractive temperature is 30-90 DEG C, the extraction pressure is 0.2-1.8 Mpa, extraction time is 2-24 h, separating temperature is 40-95 DEG C, the separating pressure is 0.1-1.5 Mpa; then, the young citrus fruit raw materials for hesperidin extraction is subjected to continuous phase transition extraction with tertiary water with pH 2-7, wherein extraction conditions are as follows: the extracting agent velocity is 30-120 L/h, extractive temperature is 50-95 DEG C, the extraction pressure is 0.1-1.6 Mpa, extraction time is 1-10 h, separating temperature is 55-90 DEG C, the separating pressure is 0.1-1.2 Mpa. The method is high in extraction rate, strong in continuous operability, simple and convenient to carry out, safe, friendly to the environment, low in cost and suitable for large-scale industrial production.