669 results about "Hot water extraction" patented technology

The present invention provides a novel process for extraction, purification and concentration of polyphenol substances from whole grapes, grape seeds and grape pomace without the need for membrane filtration. Aspects of several embodiments of the novel processes include hot water extraction, a dual pH treatment of the hot water extracts, and the uses of a copolymer of trimethylolpropane trimethacrylate as an adsorbent resin to maximize the concentration and purification of the beneficial polyphenolic substances.

An apparatus to perform a process to remove water and minerals from a bitumen froth output of a oil sands hot water extraction process comprises: (i) a cyclone body having an elongated conical inner surface defining a cyclone cavity extending from an upper inlet region with a diameter DC to a lower apex outlet with a diameter DU; (ii) an inlet means forming an inlet channel extending into the upper inlet region of the cyclone cavity; and (iii) a vortex finder forming an overflow outlet of a diameter (DO) extending into the upper inlet region of the cyclone cavity toward the lower apex outlet and having a lower end extending an excursion distance below the inlet channel; wherein a fluid composition entering the inlet channel into the cyclone cavity is urged by force of gravity and velocity pressure downward toward the lower apex and variations in density of the constituent components of the fluid composition cause the lighter component materials to be directed toward the overflow outlet of the vortex finder.

The present invention is directed to a method of preparation and the composition of a water soluble extract of the plant species Uncaria. The present invention is also directed to the pharmaceutical use of the composition for the enhancement of the immune, anti-inflammatory, anti-tumor and DNA repair processes of warm blooded animals. The present preparation of the water soluble extract of the plant species Uncaria results in the depletion of many of the ingredients which lead to various toxic side effects associated with other extracts or compositions derived from Uncaria. Also, the present preparation leads to the depletion of many of the active ingredients commonly associated with other extracts and compositions of the plant species Uncaria. Therefore, the present invention teaches that the hot water extraction of the crude plant parts of Uncaria and the subsequent dialysis of the solubilized products yields a low molecular weight composition which maintains a high degree of the anti-tumor, inflammatory and immune stimulatory activities associated with the crude plant parts.

A DEMWAX™ water treatment system includes membrane modules and a collection channel. The membrane modules are submerged at depth and tethered to one or more anchors on the ocean floor. A breathing tube extends between the collection channel and a buoy floating on the surface of the ocean to expose the collection channel to atmospheric pressure. A pump pumps the permeate from the collection channel to shore through a permeate pipe. One or more permeate storage tanks can optionally be disposed within the system, for example, as part of or extending from the collection channel, to provide extra storage.

Non-food plant biomass is subjected to hot-water extraction in a pressurized vessel at an elevated temperature up to about 250° C. and at a pH below about 7.0, to yield an aqueous extract containing hemicellulosic components, other wood-derived compounds, and a lignocellulosic residue. The separated aqueous extract or liquor is purified and concentrated through a multi-step process producing fermentable sugars. At each stage, inhibitory chemicals such as acetic acid, lignin, and furfural are separated and eventually recovered as commercial chemicals. The lignocellulosic residue may be further processed, as a material with enhanced resistance to sorption of water, for manufacture of improved pulp and paper, construction materials, pellet fuel, and / or other useful products.

The invention relates to a method for extracting dihydromyricetin, ampelopsis grossedentata amylase and ampelopsis grossedentata polyphenol from ampelopsis grossedentata. The method comprises the following processing steps of: (a) crushing raw materials: drying and crushing fresh ampelopsis grossedentata stem leaves; (b) leaching: extracting with hot water and centrifugally collecting supernatant fluid; (c) concentrating: decompressing and concentrating the supernatant fluid I, cooling, standing still and centrifugally collecting precipitate and supernatant fluid II; (d) extracting dihydromyricetin: recrystallizing and drying the precipitate in vacuum to obtain dihydromyricetin; (e) alcoholizing: decompressing and concentrating the supernatant fluid II, depositing in alcohol and centrifugally collecting a precipitate and supernatant fluid III; (f) extracting crude polysaccharides: purifying the precipitate, drying in vacuum or spraying and drying to obtain ampelopsis grossedentata amylase; and (g) extracting ampelopsis grossedentata polyphenol: decompressing and concentrating the supernatant fluid III, extracting with ethyl acetate, concentrating and drying to obtain ampelopsis grossedentata polyphenol or absorbing with AB-8 resin, eluting with distilled water, eluting with ethanol and collecting eluate, concentrating and drying in vacuum to obtain ampelopsis grossedentata polyphenol. The method has the advantages of low cost, higher product yield and environmental protection, is suitable for industrial continuous production and can comprehensively develop and utilize ampelopsis grossedentata resources and improve the economic benefits.

An apparatus for separating bitumen from a bitumen froth output of a oil sands hot water extraction process comprises an inclined plate separator (IPS) for providing a first bitumen separation stage and a cyclone for providing a second bitumen separation stage. The cyclone overflow is recycled to the IPS inlet.

The invention discloses a preparation method of ganoderma lucidum polysaccharide with high yield, which comprises the following steps: firstly, crushing ganoderma lucidum fruiting bodies into ganoderma lucidum powder, then sequentially extracting the ganoderma lucidum powder by adopting a microwave-assisted hot water extraction method and an ultrasonic-assisted hot water extraction method, and carrying out concentration, impurity removal, concentration, alcohol precipitation and drying on the obtained extracting solution to obtain water-soluble ganoderma lucidum polysaccharide; and extracting the ganoderma lucidum residues by adopting an alkali extraction method, and carrying out neutralization, dialysis, concentration, impurity removal, alcohol precipitation and drying on the obtained extracting solution to obtain alkali-soluble ganoderma lucidum polysaccharide. The method is used for extracting the ganoderma lucidum polysaccharide by combining microwave heating action and ultrasonic cavitation and extracting the alkali-soluble polysaccharide in the ganoderma lucidum by utilizing the alkali extraction method, thereby reducing the loss of the ganoderma lucidum polysaccharide; and the prepared ganoderma lucidum polysaccharide has the characteristics of high production yield, strong immunological activity and the like.

Three new embodiments to the Chattanooga Process that convert or upgrade oil bitumen, a combination of oil sands and bitumen, a combination of sand and bitumen, and oil shale to high grade low sulfur (about 0.1 to 0.5 wt. % sulfur, or less) crude oil. The invention relates to a continuous process for producing synthetic crude oil (SCO) from oil sand bitumen which has been extracted from under ground via in situ processes, or strip mined and extracted via hot water extraction processes before upgrading. It can also apply to kerogen extracted in situ from shale underground. The process involves treating the hot bitumen with sand from an extraction process or the hot oil from kerogen with ground shale containing kerogen in a fluid bed reactor where the reactant and fluidizing medium is only hydrogen. The invention also relates to a continuous process for producing synthetic crude oil (SCO) from oil shale kerogen. The invention relates to a continuous process for producing synthetic crude oil from oil bearing material, e.g., oil shale or oil sand (tar sand), through continuous process for producing synthetic crude oil from bituminous oil sand (tar sand) or shale. The process includes treating the oil sand (tar sand) or shale to produce a fluidizable feed, feeding the fluidizable feed to a fluidized bed reactor, and fluidizing and reacting the fluidizable feed in the fluidized bed reactor with a feed of hydrogen provided by a feed stream having a stream containing hydrogen in a concentration greater than 90 vol % (90 vol %-100 vol % H2). In one embodiment, the invention relates to a continuous process which can recover methane and ethane from a recycle hydrogen stream. In one embodiment, the process can recover PSA tail gas as feed to a hydrogen plant. In one embodiment, the process can be operated to reduce or eliminate the requirement for externally provided methane feed to the hydrogen plant.

The invention relates to an extraction method of sargassum fusiform active polysaccharide, which uses four-step extraction method as combined ultrasonic extraction, water extraction, alkali extraction, hot water extraction and ultrasonic technique, thereby improving sargassum fusiform polysaccharide extraction rate and avoiding damage on sargassum fusiform activity in polysaccharide extraction. Besides adding the character of polysaccharide on extract, the prepared sargassum fusiform active polysaccharide has high oxidation resistance, which is suitable for cosmetic technical field. In addition, the prepared sargassum fusiform polysaccharide uses active carbon adsorption and AB-8 macroporous adsorption resin to combine decolor and de-fishy, thereby resolving the key techniques as decolor and de-fishy of sea phaeophyceae polysaccharide as sargassum fusiform or the like, to improve polysaccharide purity, appearance quality and confirm the high oxidation resistance of de-fishy and decolor polysaccharide.

A recording sheet obtained by coating a base paper including pulp with a surface sizing agent including a starch as a main component, wherein the recording sheet exhibits a reflection density in a specific range when provided with a povidone-iodine liquid. Also disclosed is a recording sheet prepared by coating the surface of a base paper including a pulp fiber and a filler as main components with a processing liquid including a starch, wherein when 0.06 m2 of the recording sheet is subjected to hot water extraction, a solid amount of an extract is 0.01 to 0.4 g and a carboxyl group content in the solid is 0 to 5 meq / 100 g.

The present invention is directed to a method of preparation and the composition of a water soluble extract of the plant species Uncaria. The present invention is also directed to the pharmaceutical use of the composition for the enhancement of the immune, anti-inflammatory, anti-tumor and DNA repair processes of warm blooded animals. The present preparation of the water soluble extract of the plant species Uncaria results in the depletion of many of the ingredients which lead to various toxic side effects associated with other extracts or compositions derived from Uncaria. Also, the present preparation leads to the depletion of many of the active ingredients commonly associated with other extracts and compositions of the plant species Uncaria. Therefore, the present invention teaches that the hot water extraction of the crude plant parts of Uncaria and the subsequent dialysis of the solubilized products yields a low molecular weight composition which maintains a high degree of the anti-tumor, inflammatory and immune stimulatory activities associated with the crude plant parts.

A liquid membrane matrix is disclosed in the form of an aquaporin containing bulk liquid membrane matrix (BLM), wherein said liquid membrane matrix is formed from a solution of an amphiphilic copolymer detergent wherein transmembrane proteins have been functionally incorporated and wherein said matrix further contains a stabilising oil phase. The uses of the membrane matrix include water extraction from liquid aqueous media by forward osmosis, e.g. for desalination of salt water.

The invention discloses a method for preparing low-molecular-weight aquatic collagen peptides. Fresh fish scales are delimed with hydrochloric acid, fat and impurities are removed with caustic soda, and then hot water extraction is carried out to obtain a collagen solution, and three kinds of enzymes are used to separate enzyme Decompose collagen, then carry out activated carbon filtration and macroporous resin treatment, collect decolorization liquid, filter through ultrafiltration membrane, freeze-dry, the effective method of preparation molecular weight concentration, high recovery rate, good decolorization effect fish scale low molecular weight collagen, not only can Obtain high-content low-molecular-weight collagen peptides from fish skin and fish scales, remove pigments that affect the appearance of collagen products, and reduce the unique fishy smell of collagen, which can improve the product value of fish collagen products.

The invention provides a preparation method of edible fungi Beta-glucan. In the method, ultrasonic pretreatment, neutral cellulose, hemi-cellulase, the cellulase enzyme digested by a neutral protease mixed enzyme, hemicellulose (like xylan, gelose and a plurality of heteroglycans) and proteins (and peptides) are mainly adopted; a high-temperature amylase is added for the enzyme digestion of the amyloid simultaneously when hot water is extracted; and a target is obtained through a sequent ethanol deposition and the edible fungi Beta-glucan with better activity is further obtained through the hyperfiltration of a film with an interception of 10,000. The preparation method has the advantages that: the product purity of the edible fungi Beta-glucan by adopting the method is high (55.2 to 82.3 percent); the preparation process does not have the residues of poisonous and harmful chemical reagents; the product is safe; the technical condition is moderate and is easy to be operated; and the preparation method is suitable for preparing all the edible fungi Beta-glucan and is suitable for commercial production.

The present invention relates to a mulberry leaf effective component composition for reducing blood sugar and its preparation method. Said mulberry leaf effective component composition contains 20-80% of mulberry leaf polysaccharide and 80-20% of mulberry leaf alkaloid in which 1-deoxynojirimycin content is greater than 50%. Said preparation method includes the following steps: removing impurity, drying, pulverizing to obtain mulberry leaf powder, using organic solvent to make extraction, filtering, removing residue, using hot water to make extraction, filtering, adding ethyl alcohol into filtrate to make its concentration be 40%-80%, filtering to obtain supernatant fluid and precipitate, using cation exchange resin and anion exchange resin to make separation and remove impurity, concentrating and drying so as to obtain mulberry leaf alkaloid.

The invention belongs to the technical field of health care products, in particular to a preparation technology of an okra capsule, which mainly comprises the following steps of: 1) treating raw materials; 2) pulping or slicing; 3) extracting with hot water; 4) filtering and concentrating; 5) drying; 6) screening; and 7) packing. The okra capsule is convenient for persons, and has the functions of fatigue resistance, invigorating the stomach and protecting the liver, improving digestion, relaxing bowel, improving human immunity and protecting the heart, etc.

The invention discloses a method for comprehensively extracting tea saponin and tea polysaccharide from a camellia oil seed cake or tea seed cake. In the method, a comprehensive extraction process for the tea saponin and the tea polysaccharide is researched by taking the degreased camellia oil seed cake or tea seed cake as raw materials. The method for extracting the tea saponin and tea polysaccharide comprises the following steps of: crushing the camellia oil seed cake or tea seed cake and performing water extraction and alcohol precipitation or alcohol extraction and water extraction to obtain rough tea saponin and tea polysaccharide; purifying the supernatant subjected to water extraction or alcohol extraction by using a macroporous adsorption resin chromatography column; eluting resin adsorbate with alkali and ethanol with gradually increasing volumetric concentration in turn; and collecting the ethanol eluent to obtain high-purity tea saponin. The method has a simple process and low production cost, and by the method, the high-purity tea saponin can be prepared and also another active product, namely the tea polysaccharide can be obtained.

The invention belongs to the field of marine medicines, and relates to a fucosan sulphate, a preparation method thereof and application of the fucosan sulphate in preparing an anti-influenza virus medicine. Polysaccharide with a main chain taking alpha-1,2-D-mannose and beta-1,4-D-glucuronic acid as repetitive units, and with a branched chain of alpha-1,3-L-fucosan sulphate is obtained by virtue of hot-water extraction, calcium chloride precipitation and DEAE-Cellulose chromatographic column purification. The fucosan sulphate prepared by the invention is high in inhibition effect on the influenza virus neuraminidase activities of A H1N1, H5N1 and H3N2, and obvious in protection effect on the dog kidney epithelial cells infected by A H1N1. The fucosan sulphate provided by the invention has the advantages of being rich in raw material source, simple in preparation process, easy to industrialize, high in product water solubility, high in stability, free from toxic and side effects, and the like, and has the prospect of being developed to the anti-influenza virus medicine.

The invention relates to a quinoa plant protein beverage, relates to a preparation method of the beverage, and belongs to the technical field of food beverages.The quinoa plant protein beverage is prepared from a quinoa product, polydextrose, a stabilizer, a sweetening agent and softened water; the quinoa product is a quinoa concentrated solution and / or quinoa powder and / or a quinoa fermentation solution, and the protein content in the quinoa plant protein beverage is not lower than 1.0 g / 100 g.Multiple modes of combining ultrasonic cleaning, enzymolysis, microwave assisted ultrasonic extraction and hot water extraction are adopted, the raw material utilization ratio and nutrient content of quinoa are effectively increased, and the quality is effectively improved; the food safety of the product is effectively guaranteed.A preserved strain lactobacillus plantarum CGMCC NO.11763 is adopted, the quinoa concentrated solution is partially fermented, the taste of the quinoa plant protein beverage is enriched, the digestion and absorption rate is increased, and probiotic factors are supplemented.

The present invention relates to a water extraction system comprising a flow cell comprising a membrane; said membrane comprising an active layer comprising immobilized aquaporin water channels and a support layer, and said membrane having a feed side and a non-feed side; and an aqueous source solution in fluid communication with the feed side of the membrane.

For a purpose of providing a beverage manufacturing apparatus capable of quickly serving high-quality tea beverage which suits user's palate and enhancing versatility, the beverage manufacturing apparatus comprises: a tea mill for crushing leaf tea to produce crushed leaf tea; a hot water tank unit for producing hot water; an extraction container for extracting tea beverage using the crushed leaf tea and the hot water; and a microcomputer for controlling supply of the crushed leaf tea from the tea mill to the extraction container and supply of the hot water from the hot water tank unit to the extraction container based on arbitrary setting, and the extraction unit is capable of being charged with a dripper and a paper filter.

Aspects of the AVAP® and Green Power+® technologies may be integrated, as disclosed herein. The present invention, in some variations, couples a first step of steam or hot-water extraction of biomass, with fractionation of the resulting solids using sulfur dioxide (or other acid), an alcohol (or other solvent), and water. In other variations, a first step of fractionation with sulfur dioxide (or other acid), an alcohol (or other solvent), and water is followed by treatment with steam or hot water to reduce hemicellulose content of the final solids. Some embodiments provide cellulose materials with low lignin and low hemicellulose content. Such cellulose materials are useful for making glucose by hydrolysis, as a pulp product, or as purified cellulose for making cellulose derivatives.

The invention discloses a method for producing a non-fishy smell collagen membrane by fish processing leftovers, such as fishbone, fish skin, fish scale, fish muscle and the like. The technical process comprises the following steps: removing non collagen, degreasing, removing fishy odor and deashing, stirring and the like to the fish processing leftovers, such as the fishbone, the fishskin, the fish scale, the fish muscle and the like; adding plasticizer in the collagen acquired by hot water extraction and centrifugal separation, stirring, defoaming, drying and the like to prepare the collagen membrane. The invention utilizes fish processing leftovers as main raw materials, and develops a new way for the comprehensive utilization and the product development of the fish processing leftovers; the prepared collagen membrane has good mechanical strength and transparency and no fishy odor, can replace parts of plastic packaging films, can be eaten together with the packaged food, and has good effects on reducing the waste emission of aquatic product processing enterprises, reducing the use of the plastic packaging film in food, and protecting the environment.

The invention discloses an edible squid skin gelatin composite film and a preparation method of the edible squid skin gelatin composite film. The preparation method is characterized by comprising the steps of sequentially soaking the cleaned squid skin by alkali and acid, extracting the gelatin by hot water, and carrying out enzymolysis on part of the gelatin to obtain gelatin peptide with low molecular weight; adding gelatin, chitosan, glycerin and the gelatin peptide with low molecular weight into a 0.15-0.25wt% acetic acid solution, wherein the mass of the gelatin is 2-4% of that of the acetic acid solution, mass of the chitosan is 1.5-2.5% of that of the acetic acid solution, mass of the glycerin is 0.05-0.15% of that of the acetic acid solution, and the mass of the gelatin peptide with low molecular weight is 0.2-0.4% of that of the acetic acid solution; evenly mixing the mixed solution in the water bath with 40-60 DEG C, and carrying out heat preservation for 4-6h; carrying out vacuum degassing to form a uniform transparent film liquid; pouring the film liquid onto a perspex sheet, and evenly spreading the film liquid by a film coater; standing still for 2-4h at the temperature of 40-60 DEG C, and then standing still overnight under the conditions of room temperature and the relative humidity of 40-60%; stripping the film from the perspex sheet to obtain the product. The edible squid skin gelatin composite film and a preparation method of the edible squid skin gelatin composite film have the advantages that the composite film integrates the functions of nutrition, antioxidation, antibiosis and the like, and the preparation method is simple and easy to operate.

Methods for the pressurized hot water extraction (PHWE) of compounds from a sample of interest are disclosed. Applications of the method to the extraction of bioactive compounds from botanical samples are disclosed. The disclosed methods do not require the use of subcritical conditions and may be conducted under dynamic flow conditions in the presence of one or more organic solvents. The disclosed methods also provide extraction efficiencies comparable to soxhlet extraction.

The invention discloses a heating load stage quality regulation method, which relates to a regulation method of a hot water heating system and belongs to the technical field of heating regulation. The invention aims to solve the technical problems of high delivery energy consumption, easily-occurring heat supply network imbalance of traditional quantity regulation and the like of the traditional quality regulation method of a heat supply network, and provide a heating load stage quality regulation method capable of meeting the regulation requirements of users and ensuring relatively low energy consumption. The method mainly comprises the following steps: calculating an outdoor critical temperature and dividing the heating into three regulation stages, namely, a stage of gradually increasing a water supply temperature according to the heating load and maintaining a minimum operation flow, a stage of performing quantity regulation, keeping the water supply temperature at a designed value and changing the system operation flow according to a return water temperature, and a stage of quality regulation, wherein when the heating load is gradually reduced and the outdoor temperature is higher than the outdoor critical temperature, the heating enters the last phase, the system flow is reduced to the minimum operation flow and the system operation mode is changed back to quality regulation till the end of the heating period. The method of the invention has an obvious energy saving effect.

The present invention discloses a method for extracting tea-polyphenol from Laoying tea. Its extraction method includes the following steps: selecting raw material Laoying tea, utilizing hot water to make extraction, coarse filtering, centrifugal separation, ultra-filtration, utilizing macroporous resin to make adsorption, elution, nano-filtration, recovering solvent and freeze-drying so as to obtain the tea-polyphenol finished product.

The invention relates to a preparation method of jellyfish collagen protein and a method for utilizing the enzyme engineering technology to obtain active peptides with different molecular weight segments. The method takes fresh jellyfish, unfrozen jellyfish or salted jellyfish as raw materials, the acid and base are adopted to carry out the swelling treatment of the raw materials, the jellyfish collagen protein is extracted by hot water, and the collagen is obtained by desalination, concentration and drying. The extracted collagen protein is subject to directional enzymolysis, ultrafiltration separation, desalination, concentration and drying, so the ladder collagen peptides with the different molecular weights can be obtained. The collagen protein and the peptides which are prepared by the invention has high extraction rate, short production cycle, simple production process, controllable product specifications and low cost, which is applicable to the industrial production. The products prepared by the invention are white or light yellow, good in quality and very easy to be dissolved in water, so the products can be used in the fields of medical health care, cosmetics and food, etc. and provide a new idea for the storage and the high-valve utilization of jellyfish.