118results about How to "Fast concentration" patented technology

A system is provided for proceeding with filtration of liquids in a manner having enhanced control characteristics. Yields are enhanced. The system and method can be used to maintain a substantially constant trans-membrane pressure. When desired, that constant trans-membrane pressure is especially well-suited to yield enhancement for the particular liquid being filtered, concentrated or collected, while minimizing a risk of damage to or loss of valuable components. Additionally, a constant feed rate or pump output can be maintained. Approaches also are described for determining optimal filtration conditions, including trans-membrane pressure and feed rate. Also described is a system and method for determining pressures in a pulsating system with enhanced accuracy by using a peak pressure mode.

Methods of treating MDS, or ameliorating a symptom thereof, are disclosed. Specific methods encompass the administration of one or more vitamin D compounds, or a pharmaceutically acceptable salt, solvate, hydrate, stereoisomer, clathrate, or prodrug thereof, alone or in combination with one or more additional active agents. Other methods include intermittent administration of a high dose of one or more vitamin D compounds, or a pharmaceutically acceptable salt, solvate, hydrate, stereoisomer, clathrate, or prodrug thereof, alone or in combination with one or more additional active agents. Such intermittent administration allows high doses of the vitamin D compounds to be administered while minimizing or eliminating hypercalcemia.

This invention relates to a sort of integral dry and dewatering set of the microwave and vacuum system, it consists of a hothouse of hermetic estate which is used to pose the materiel, the on-off door body which is propitious to gain and put materiel is fitted on the wall of the hothouse, the microwave produced by the microwave generator can cross the wall of the hothouse and it use the microwave to heat the materiel of the hothouse, there has the vacuum connector tub which is extended to the hothouse on the wall of the hothouse, the vacuum connector tub connects with the vacuum-pumping set. Because thin invention makes the microwave heating system connects with the vacuum system in the organic way, the speed of its dryness and condensation is fast, the temperature is low (25 to 45 deg. C), It very fit to the use of the lab, and fit to desiccate and condense the multifarious hydrous, and specially fit to food materiel of the heat sensitivity, and so on, and it is widely used to desiccate and condense the multifarious hydrous in the way of small-scale in the lab, such as the food, the medication, the chemical production.

A system is provided for proceeding with filtration of liquids in a manner having enhanced control characteristics. Yields are enhanced. The system and method can be used to maintain a substantially constant trans-membrane pressure. When desired, that constant trans-membrane pressure is especially well-suited to yield enhancement for the particular liquid being filtered, concentrated or collected, while minimizing a risk of damage to or loss of valuable components. Additionally, a constant feed rate or pump output can be maintained.

Disclosed are devices for urine voiding postponement, and methods for treating conditions such as central diabetes insipidus, enuresis, nocturia, urinary frequency or incontinence. The devices deliver a desmopressin flux through the skin of a patient in a low dose amount just necessary to achieve a desired anti-diuretic effect without undesirable side effects such as hyponatremia. The devices are designed to permit a state of normal urinary production to return quickly after the desmopressin flux is terminated.

A vaporizer heating apparatus is comprised of electromagnetically responsive material and electrically non-conductive material. A antimicrobial fluid to be vaporized, such as water or hydrogen peroxide solution, is supplied to the heating apparatus where it is converted to a vapor. In one embodiment of the present invention, electromagnetically responsive material particulate is embedded into the electrically non-conductive material. In another embodiment of the present invention, a microwave generator is used to produce heat.

The present invention relates to compositions for weight management comprising: a) a microbiome modifying component; b) a satiety modifying component; and c) a metabolic modifying component. The composition may also be used for the treatment of obesity, elevated cholesterol, diabetes, hypertension or heart disease.

This invention provides a novel methods and devices for measurement of particle concentration or changes in particle concentration over a wide linear range. The invention comprises one or more radiation sources and one or more detectors contained in a housing which is interfaced to a medium containing particulate matter. The one or more radiation sources are directed into the medium, scattered or transmitted by the particulate matter, and then some portion of the radiation is detected by the one or more detectors. Methods for confining the measurement to a specific volume within the medium are described. Algorithms are provided for combining the signals generated by multiple source-detector pairs in a manner that results in a wide linear range of response to changes in particle concentration. In one embodiment the sensor provides non-invasive measurements of biomass in a bioreactor. In another embodiment an immersible probe design is described, which may be suited for one-time use. In an addition embodiment, a sensor is provided which is well suited to the rapid sequential measurement of particle concentration in multiple vessels, such as assessment of biomass in series of shake flasks.

The present invention is directed to a powdered formulation comprising an analgesic, preferably fentanyl, for use in pulmonary inhalation administration for the rapid analgesic titration of pain, in particular breakthrough pain. Upon administration, the powdered formulation is able to provide a narrower titration range in patients suffering from pain, as well as effective analgesic amounts of fentanyl in a shorter time and at lower dose levels of administered fentanyl when compared to fentanyl administered by an oral transmucosal route.

The present invention provides a device for the concentration of one or more target analytes contained in a urine sample. The device comprises a tube comprising an upper portion defining an opening for receiving the urine sample and a lower tapered portion terminating in collection reservoir. The tube contains a predetermined amount of a particulate binding agent which specifically binds the one or more target analytes and of a predetermined amount of a binding buffer. The device comprises means for seating the opening of the tube. The present invention further provides methods and kits for concentrating one or more target analytes in murine sample.

The invention relates to a high-pressure compressing solid-liquid separation device of a flexible pipe. Pipe-shaped filtering medium at the utmost outside layer adopts a steel wire braid conveyer belt, and filter residue left on the filtering medium is removed in filtering by using a piston scrapper plate; the solid-liquid separation is accomplished in compressing by utilizing the principle of filter chamber variable-volume compression, the filter chamber is almost close to zero in volume after volume variation, and does not need a high-pressure pump to convey raw materials and does not need an additional compression water pump system or compression compressed air system as the filter pushing force of a filter press; and a pressing assembly of a pressing application system adopts an pressing reinforced connection rod mechanism, not only the pushing force is increased by dozens of times, but also the pressure is maximal when the pressing stroke is over with the filter pressure up to 2.5MPa. The device can adopt repeated treading and filtering, the alternating change of the thickness and the thinness of the raw materials in compression improves the filtering speed, washing speed and efficiency; the humidity of a filter cake is uniform; the washing regeneration of filter mediums is automatically accomplished; the residue discharge is automatically accomplished; the production process can realize complete automazation, so that the energy consumption is reduced, and the production efficiency is higher; and the manufacture cost is low due to the utilization of screw rod for clamping and compression.

The invention relates to a cosmetic containing natural plant extractives and a preparation method thereof, belonging to the technical field of cosmetics. The cosmetic containing natural plant extractives is characterized by being prepared from the following components in percentage by weight: 1.0-2.2 percent of okra fruit extractive, 1.0-2.0 percent of grape seed extractive, 0.5-1.2 percent of sapindus extractive and the balance of aid and carrier. The favorable synergy and excellent efficacy in aspects of improving skin winkles, whitening and beautifying skin, clearing radicals, lightening speckles and decomposing melanin is presented due to simultaneously using the okra fruit extractive, the grape seed extractive and the sapindus extractive, and the favorable antimicrobial preservative action of the sapindus extractive ensures that the microorganism index of the product can accord with the cosmetic production requirements.

The invention relates to toothpaste containing natural plant extractive and a preparation method thereof. The toothpaste comprises the following components by weight percentage: 85-60 of toothpaste paste matrix and 10-15 of natural plant extractive. The natural plant extractive comprises the following components by weight percentage: 50-70 of sensitive plants, grape seeds and herba agrimoniae extractives and 30-50 of madder, folium artemisiae argyi and lalang grass rhizome extractives. The toothpaste has the effects of remarkably diminishing the inflammation, relieving the pain, stanching, tooth whitening and the like, has the remarkable effects on gum bleeding, hemodia, halitosis and other common oral diseases caused by periodontitis and gingivitis and simultaneously has the advantages that the toothpaste has good mouthfeel, wide antibacterial range and good absorption effect, can whiten teeth after use, is simple to prepare and has low manufacturing cost and the like.

The invention relates to a preparation method for extracting general flavone from Chinese medicinal herbs, belonging to the technical field of plants. The preparation process comprises the following steps of: percolating and extracting dense cornel as a raw material by using aqueous ethanol as a solvent; flashing the extract, concentrating and recovering the solvent; separating and enriching the concentrated solution through macroporous resin columns, carrying out gradient elution with an aqueous solvent, mixing a certain proportion of aqueous solvent eluate, flashing, concentrating and recovering the solvent; and continuously drying in vacuum to form dry powder. The invention has the advantages of simple process, superior extraction and concentration methods, convenience for operation, environmental protection and high efficiency; the extractive contains 6.12-15.58 percent of general flavone, the extraction rate of the general flavone is up to 5.25-10.43 percent, and the transfer rate of the general flavone is up to 45.63-62.88 percent. Proved by primary in-vitro bioassay tests, the dense cornel general flavone extractive has certain activities, such as oxidation resistance, bacteriostasis, and the like, can be used as a food additive, an antioxidant, a preservative, and the like and has certain development and application values.

The invention concerns a 5-aminolevulinic acid ester (E-ALA) solution for producing a pharmaceutical preparation useful for diagnosing and / or treating tissue and / or cell pathologies by local radiation exposure using radiation emitted by a light source energy followed, in the case diagnosis, by detection of fluorescent protoporphyrin IX (Pp1X). The E-ALA concentration in the solution is less than 1% and ranges between 0.01% and 0.5%. The low E-ALA concentration in the solution increases Pp1X synthesis and homogenises its distribution in the cell layers while highly reducing the secondary toxicity for the treated cells.

The invention belongs to the technical field of bacterial fermentation and functional bacteria screening, and discloses a caproic acid bacterium proliferation culture medium and a caproic acid fermentation and caproic acid bacterium screening method. The proliferation culture medium comprises 10.0 g / L of peptone, 10.0 g / L of beef powder, 3.0 g / L of yeast powder, 1.0-5.0 g / L of glucose, 1.0 g / L ofsoluble starch, 5.0 g / L of sodium chloride, 3.0-6.0 g / L of sodium acetate, 0.5 g / L of cysteine hydrochloride, 0.3-1.0 g / L of ascorbic acid, 0.5-2.0 g / L of agar and distilled water composition. Nutrients such as 0.005-0.01 g / L of hemin are selectively added, so that the growth and division of some extreme bacteria are facilitated, the cell density is increased, and the screening range of caproic acid bacteria is expanded. Ethanol and sodium butyrate are added midway to promote the synthesis of hexanoic acid. A fermentation container is transparent, and fermentation liquor is preliminarily screened according to the conditions of gas production and acid production in the fermentation liquor, so that the screening efficiency is improved.

An object of the present invention is to provide a method for measuring equol in a biological sample by an immunological method, a kit for the measurement, and a method for determining equol-producing ability of a subject.The measurement method of the present invention is characterized in that S-equol is used as at least one antigen selected from the group consisting of a standard antigen used for the preparation of a standard curve and a labeled antigen that competes with equol in a biological sample. The kit of the present invention is characterized in including S-equol as at least one antigen selected from the group consisting of the standard antigen and the labeled antigen. The determination method of the present invention includes steps of measuring equol in a biological sample derived from a subject who has ingested soybean isoflavone by an immunological method using S-equol as at least one antigen selected from the group consisting of the standard antigen and the labeled antigen, and determining an equol-producing ability of the subject based on the measured value of equol obtained in the above step.

The invention relates to tea drink containing natural plants or natural plant extracts, and a preparation method and application thereof, and belongs to the technical field of tea drink. The tea drink containing the natural plants or the natural plant extracts is characterized by consisting the following materials in percentage by weight: 50 to 80 percent of taxus media needle, 10 to 20 percent of whole mimosa pudica and 10 to 30 percent of green tea, or 45 to 70 percent of taxus media needle, 10 to 20 percent of extractive of whole mimosa pudica and 20 to 35 percent of extractive of green tea. The tea drink is natural, fresh and healthy, has a simple preparation method, can leach active ingredients quickly and is convenient to carry and drink. The product has the effects of clearing heatand releasing toxin, resisting bacteria and sterilizing, removing heat and toxin, relieving exterior syndrome and dispelling wind, promoting blood circulation and removing blood stasis, eliminating bacteria and diminishing inflammation, and relieving itching and removing tinea, and can effectively prevent and treat psoriasis, eczema and pruritus.

The disclosed embodiments related to an apparatus and methods for biological sample processing enabling isolation and concentration of microbial or pathogenic constituents from the sample. Sample may be obtained directly from a specimen container, such as a vacutainer, and processed directly without risk of user exposure. The disclosed methods and apparatus provide a convenient and inexpensive solution for rapid sample preparation compatible with downstream analysis techniques.

The invention discloses a method using ultrasonic extraction-gas chromatography-mass spectrum to measure chlorobenzene compounds in textiles. The method includes: preparing a to-be-measured sample, extracting the sample, preparing a standard work solution and detecting a to-be-measured sample solution. The method using ultrasonic extraction-gas chromatography-mass spectrum to measure the chlorobenzene compounds in the textiles has the advantages that the chlorobenzene organic pollutants in the textiles can be measured at the same time, the method is accurate, fast and high in sensitivity, and a reliable detecting method support is provided for the fast detection of the textiles.

The invention provides a high-speed filtration and high-temperature and high-pressure squeezing and drying flexible pipe typed solid / liquid processing device; during the filtrating process, a piston slag scraper is used for removing the filtrated slag remained on the filter medium and replace a compressor and a filter machine at the same time; during the squeezing process, the solid / liquid separation is completed by a squeezing principle of changing volume of a filter chamber; the volume of the filter chamber can be near zero after the volume is changed; high pressure pump can not be needed to convey the raw material and additional squeezing water pump systems or squeezing air systems are not required to be taken as the filter pushing force of a press-filter; the mechanical pushing force is large and the pressurizing is quicker; repeated nipping filtration can be adopted; the washing filter slag is dipped; during the squeezing process, the alternative change of the thickness of the raw material improves the filtration speed, the washing speed and the efficiency; the humidity of a filter cake is uniform; the filtration and squeezing can be carried out at the same time when the vacuum or steam drying is carried out; the production quantity of each sequence batch is easily changed according to the requirement of production capability; the washing regeneration of the filter medium is automatically completed; the slag drainage is automatically completed; during the production process, automation can be completely realized, the energy dissipation is reduced and the production efficiency is high.

The invention discloses a trigeneration system of fresh water, sea salt and heat energy based on deep concentration of sea water desalination strong brine and relates to strong brine treatment. The invention provides the trigeneration system of fresh water, sea salt and heat energy based on deep concentration of sea water desalination strong brine, which is efficient, energy-saving, compact in structure and good in economical benefit. The system is provided with a deep concentration sub system, a salt manufacturing sub system, a solution regeneration sub system and a condensation sub system, wherein the deep concentration sub system is provided with at least one evaporation-absorber which is provided with an evaporation chamber, an absorption chamber, a liquid baffle plate, a heat tube exchanger, a strong brine spray tube and an evaporation-absorber lithium bromide solution spray tube; the solution regeneration sub system is provided with a generator, a solution heat exchanger and an air cooler; the condensation sub system is provided with a brine preheater and a condenser.