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169
results.
Updated on
14/09/2026 [08:05:00]
Results 50 to 75 of 169
Absstract of: CN224467800U
The utility model relates to the technical field of microalgae culture, and discloses a microalgae culture medium preparation device which comprises a filter laminar flow cover, a constant-temperature liquid storage tank, a peristaltic pump, a flow sensor and a pouring mechanism for conveying culture solution, the pouring mechanism comprises a supporting frame and a shell installed on the supporting frame in a sliding mode, a connecting column is movably installed on one side of the shell, a fixing block is installed on the connecting column, a discharging nozzle is detachably installed on the fixing block, one end of the feeding pipe is connected with the discharging nozzle, and the discharging nozzle is located above the culture dish. Through the design of the filter laminar flow cover, a sterile positive pressure environment is formed in a nutrient solution pouring area, and the risk that a culture medium is polluted is reduced; through the design of the pouring mechanism, under the cooperation of the motor and the air cylinder, the discharging nozzle is driven to move in a Z shape, Z-shaped pouring of the nutrient solution in the culture dish is achieved, and it is guaranteed that the nutrient solution is evenly distributed in the culture dish.
Absstract of: CN122344069A
The invention relates to the technical field of wastewater treatment, in particular to a microbial electrochemical device and method for treating aquaculture wastewater. The device comprises a central hydrolysis area, an annular anode cavity and an annular cathode pool which are coaxially arranged from inside to outside, the cathode cavity and the anode cavity are separated by a composite function side wall formed by a conductive anode layer, a sealing isolation layer and a proton exchange layer; a light-transmitting conductive cathode electrode for bearing a photocatalyst is arranged in the cathode pool and forms a closed power generation loop with the conductive anode layer; and the overflow weir at the upper part of the hydrolysis area is lower than the overflow water outlet of the anode cavity to realize unpowered self-flow. By means of three-stage coupling of hydrolysis pretreatment, microbial electrogenesis degradation and microalgae and photocatalysis synergistic purification, the defects that a traditional microbial electrochemical system is low in macromolecular organic matter degradation efficiency and nitrogen and phosphorus cannot be synchronously removed are overcome, the hydraulic retention time is shortened by 50% or above, the nitrogen and phosphorus removal rate is increased by 15% or above, and the method is suitable for industrial production. The synergistic interaction of wastewater purification and electricity generation is realized.
Absstract of: CN224467766U
The utility model belongs to the technical field of microalgae culture dishes, and particularly relates to a special microalgae culture dish which comprises a base and a circular ring frame arranged on the base, a supporting plate is arranged on one side of the circular ring frame, a rotating assembly is arranged on the supporting plate, and a funnel-shaped culture dish rotating in the circular ring frame is arranged on the rotating assembly. Two symmetrical through grooves are formed in the top of the circular ring frame, a magnetic fixing assembly is arranged in each through groove, an L-shaped connecting plate is arranged on each magnetic fixing assembly, an attaching plate is arranged on the side, close to the funnel-shaped culture dish, of each L-shaped connecting plate, and the two attaching plates form a conical shell wrapping the funnel-shaped culture dish. According to the device, the funnel-shaped culture dish forcibly generates high-shear-force mixing through a narrow neck part, so that microalgae cells and nutrient substances are more uniformly distributed in a culture solution, meanwhile, LED lamp light can directly irradiate the whole conical surface of the funnel-shaped culture dish in a short-distance and all-directional manner, and the illumination uniformity and the light energy utilization efficiency are remarkably improved.
Absstract of: KR20260104445A
본 발명은 신규한 짐노디니움 속(Gymnodinium spp.) 미세조류 및 이의 배양방법에 관한 것으로, 상세하게는 GC3독소를 고함량으로 함유하며, 대량배양이 가능하여 상기 독소의 표준품 제조용으로 이용되기 적합한 추출물을 분리 제조하는데 적합한 짐노디니움 카테나툼 KM032(Gymnodinium catenatum KM032) 미세조류 및 이로부터 상기 독소를 신속하게 대량으로 생산하기 위해 수행되는 대규모 배양방법에 관한 것이다.
Absstract of: KR20260104446A
본 발명은 신규한 프로로센트룸 속(Prorocentrum spp.) 미세조류 및 이의 배양방법에 관한 것으로, 상세하게는 오카다산(Okadaic acid) 군에 속하는 독소 및 다이노파이시스(Dinophysistoxin) 군에 속하는 독소 생산능력을 가져 상기 독소의 표준품 제조용으로 이용되기 적합한 추출물을 분리 제조하기 위해 유용하게 사용될 수 있는 프로로센트룸 리마 KM1034(Prorocentrum lima KM1034) 미세조류 및 이로부터 상기 독소를 신속하게 대량으로 생산하기 위해 수행되는 대규모 배양방법에 관한 것이다.
Absstract of: CN122326363A
The invention discloses a switching system for regulating and controlling the water depth of a microalgae raceway pond and a using method, and belongs to the technical field of microalgae culture.The switching system comprises the raceway pond, a lifting type overflow weir mechanism is arranged on one side of the raceway pond, and an overflow collecting tank and a liquid storage pond are arranged on the side, away from the raceway pond, of the lifting type overflow weir mechanism; a liquid discharge pipe and a reflux pump are connected between the overflow collecting tank and the liquid storage tank, the reflux pump is communicated with the liquid discharge pipe, a reflux pipe is connected to the reflux pump, and one end, far away from the reflux pump, of the reflux pipe is communicated with the raceway pond. The overflow boundary is changed by adjusting the height of the lifting type overflow weir mechanism, liquid storage and backflow are matched, water depth switching in the inoculation period, the rapid growth period, the high-density culture period and the day and night condition is achieved, the water depth is reduced in the daytime to shorten the optical path and improve the light receiving efficiency, and the water depth is increased at night to enhance the temperature stability. And low-cost transformation is realized without changing the main body structure of the existing raceway pond, and the raceway pond is suitable for large-scale culture of microalgae such as s
Absstract of: CN122326581A
The invention discloses a method for rapidly separating and purifying Rubisco from microalgae. The method comprises the following steps: crushing microalgae, and filtering to obtain a supernatant of a crude protein extracting solution; combining supernate of the crude protein extracting solution with anion exchange magnetic beads; and separating the magnetic beads, and sequentially carrying out gradient elution by using an elution buffer solution containing 40-550mM of NaCl, so as to obtain the Rubisco of the microalgae. Experiments prove that the method for rapidly separating and purifying Rubisco can be used for separating and purifying Rubisco from the chlamydomonas reinhardtii CC-125 strain, the operation is simple, only one-step directional enrichment is needed, the time consumption is short, the whole process is less than or equal to 3 hours, and more importantly, the obtained Rubisco is relatively high in purity and extremely few in impure protein. Therefore, the method provided by the invention can quickly separate and purify Rubisco, and has important application value.
Absstract of: CN122321623A
The invention relates to the technical field of gas treatment, and particularly discloses an indoor carbon dioxide capturing and converting system and a control method. The filtering module is arranged at the downstream of a gas path of the gas driving unit; the carbon dioxide adsorption microreactor is communicated with the downstream of a gas path of the filtering module and is filled with a carbon dioxide adsorbent, and a heating assembly is arranged at the bottom; the vacuum pumping unit is communicated with a gas desorption outlet of the carbon dioxide adsorption microreactor; the gas path switching module is arranged at the downstream of the exhaust end of the carbon dioxide adsorption microreactor and is provided with a plurality of exhaust branches respectively leading to the indoor space, leading to an ammonia gas absorption column filled with an absorption material and leading to the microalgae culture device. The integrated effect of carbon dioxide capture, desorption regeneration, quantitative supply, biotransformation and safety interlocking control is achieved.
Absstract of: CN224450647U
The utility model relates to the technical field of microalgae continuous culture, and particularly discloses an isochrysis galbana continuous culture system and a continuous culture method, the culture system comprises an upper computer and a lower computer; the upper computer is a remote monitoring and control platform based on a mobile terminal, is connected with the lower computer and is used for real-time monitoring, parameter setting and remote regulation and control; the lower computer comprises a pipeline type photo-biological reaction circulating unit, a control unit, a supplementary material adding unit and a discharged liquid collecting unit; based on the culture system, efficient, stable and low-cost continuous culture of isochrysis galbana can be realized.
Absstract of: CN122326463A
The invention relates to the technical field of microorganisms and application thereof, and particularly provides adherent electroactive microalgae with a salt stress response characteristic, a biological preparation and application, the microalgae provided by the invention belongs to cyanobacteria, is Desertibacterium salkaline.UJS-X-1, and has the preservation number of CGMCC No. 46959. The invention further provides a preparation method of the biological preparation. The algal strain can grow on the surface of a solid or semi-solid substrate in a wall-attached mode to form a biological membrane, shows stable extracellular electron transfer capacity and has good salt and alkali tolerance, and the electroactivity and salinity of the algal strain have a dosage effect. The saline-alkali soil conditioner can significantly reduce the salinity and pH of saline-alkali soil, can promote the growth of rice under saline-alkali stress, improves the biomass and chlorophyll content of the rice, and reduces the malondialdehyde content. The algal strain provided by the invention can be used for preparing a biological agent for saline-alkali soil remediation, constructing microalgae vegetation, serving as a salinity-responsive biological indicator, serving as an anode material of a biological battery and serving as a saline-alkali soil crop bio-fertilizer, and has a wide application prospect.
Absstract of: CN122326382A
The present invention relates to a method for obtaining exosome-like vesicles from microalgae. The invention provides a method for obtaining a composition comprising exosome-like vesicles or bionic exosomes from microalgae cells, said method comprising a) homogenizing microalgae cells by high pressure, and b) removing cell debris from the homogenized solution obtained in step a). The invention also relates to the composition obtained by said method and to the cosmetic and medical use thereof.
Absstract of: WO2026139376A1
The present invention relates to a food composition comprising (a) microalgal biomass material, said biomass material comprising at least 5 wt% of microalgal protein by weight of dry matter of the microalgal biomass, wherein the microalgal biomass material is in the form of non-lysed single cells and/or clusters of non-lysed single cells, with a particle size (D4,3) of 2 µm to 100µm, as measured upon redispersion in an aqueous medium at a concentration of 3 wt-% of microalgal biomass material by total weight of the aqueous medium and the microalgal biomass; and (b) alginate.
Absstract of: WO2026139708A1
This invention involves a bioactive ointment for promoting diabetic wound healing which speeds up treatment process significantly. The ointment utilizes Hypnum Curvifolium bryophyte extract, Chlorella Vulgaris microalgae and fatty acids from tuna waste oil. Initially the hypnum bryophyte extract and microalgae are prepared via ultrasound. Next, the oil is extracted from the tuna waste using the Blythe-Dyre method. After separating the unsaturated fatty acids from the tuna waste oil, the hydrogel base is prepared. The proposed solution includes the step by step preparation method of the ingredients and the finalized obtained formula.
Absstract of: WO2026142465A1
The invention relates to the field of biotechnology, and more particularly to a method for cultivating marine microalgae in enclosed photobioreactors with optimized physical and chemical parameters, and to a device for carrying out said method. The proposed photobioreactor and cultivation method (in particular, the chemical composition of a medium, and the illumination and aeration) make it possible to provide optimal conditions for microalgae cultivation which allow good gains in both microalgal biomass and carotenoid mass.
Absstract of: EP4767836A1
0001 An object of the present invention is to provide a formulation effective for activation of hair dermal papilla cells. Provided are a composition for activation of hair dermal papilla cells, a composition for hair regrowth promotion or hair growth, a composition for hair quality improvement, and a composition for FGF-2, FGF-7 or VEGF production promotion, containing a culture supernatant and/or extracellular vesicles of a microalga.
Absstract of: EP4768454A1
0001 A system for reducing and utilizing carbon dioxide generated from a sewage treatment plant is disclosed. The disclosed system for reducing and utilizing carbon dioxide generated from a sewage treatment plant includes a sewage treatment plant that purifies introduced sewage in multiple stages and generates carbon dioxide during a treatment process, an algae cultivation device that cultivates and produces microalgae using the carbon dioxide generated from the sewage treatment plant and sewage treated water, and a gas capture device that captures the carbon dioxide generated from the sewage treatment plant, and a nanobubble device that receives the sewage treated water treated from the sewage treatment plant and the carbon dioxide captured from the gas capture device and supplies the sewage treated water in which the carbon dioxide is dissolved by nanobubbles to the algae cultivation device.
Absstract of: EP4768036A1
The present disclosure provides a novel antioxidant using cyanobacteria. An antioxidant of the present disclosure includes a cyanobacterial secretion.
Absstract of: GB2702934A
A method of processing microalgae comprising: adding an inert abrasive agent to a microalgae biomass; and agitating the mixture to lyse the microalgal cells. The abrasive agent may be diatomaceous earth, diatomite, celite, kieselguhr. The microalgae may have not been previously frozen. The microalgae may be of the Spirulina genus (Arthrospira platensis). The method may further comprise separating water-soluble compounds from the mixture. The mixture may be dried to form a cake and contacted with a liquid such as water to leach water-soluble components into the liquid. The liquid may comprise phycocyanin. The liquid may be water. The liquid may be filtered. The method may comprise further steps of removing bacteria, concentrating or purifying the phycocyanin, and spray-dying the phycocyanin solution. The method may comprise a further step of separating the microalgae from the abrasive agent. A preservative may be added to the microalgal contents. Also claimed are compositions comprising microalgal cellular contents. The composition may comprise phycocyanin. Also claimed are uses of the composition as a pigment, colourant, biostimulant or fertiliser. Fig. 4
Absstract of: EP4767833A1
0001 The invention relates to a method of producing a food composition comprising microalgal biomass with reduced off-flavour, said method comprising adding at least 0.001 wt.%, calculated by weight of the food product, of an aldehyde scavenger, said aldehyde scavenger containing at least 5 wt.%, calculated by weight of the aldehyde scavenger of cysteine. The invention also relates to Food composition comprising microalgal biomass material, said material comprising at least 5 wt% of microalgal protein by weight of dry matter of the microalgal biomass, and 2-pentyl-1,3-thiazolidine-4-carboxylic acid and/or salts thereof, and optionally, water. The invention also relates to a food composition comprising microalgal biomass material, comprising at least 5 wt% of microalgal protein by weight of dry matter of the microalgal biomass; hexanal or a source of hexanal; and at least 0.001 wt.%, calculated by weight of the food product, of an aldehyde scavenger, said aldehyde scavenger containing at least 5 wt.%, calculated by weight of the aldehyde scavenger of cysteine.
Absstract of: CN122303075A
The invention discloses a spirulina culture method, relates to the technical field of microalgae biology, and aims to overcome the defects of low biomass yield and low protein content of spirulina in the prior art. Comprising the following steps: in a first culture stage, inoculating spirulina into a basic culture medium, and carrying out photoautotrophic culture under the illumination intensity of 5000-10000 lux until the optical density OD560 reaches 0.6-0.8; in the second culture stage, the illumination intensity is reduced to 1000-3000 lux, calcium alginate is added to embed sodium bicarbonate microspheres, and culture is performed until the algae cell dry weight reaches 1.5-2.0 g/L; in the third culture stage, the illumination intensity is increased to 8000-12000 lux, and anion exchange resin is added to load sodium nitrate slow-release particles. According to the method, the biomass dry weight and the protein content of the spirulina can be synergistically increased.
Absstract of: CN122303006A
The invention relates to an intelligent beam yard precast beam steam curing microalgae carbon sequestration device and method, and relates to the technical field of flue gas treatment. The intelligent beam field precast beam steam curing microalgae carbon sequestration device comprises a photo-biological reaction mechanism and an algae liquid treatment mechanism, the algae liquid treatment mechanism is used for treating algae liquid discharged by the photo-biological reaction mechanism, the photo-biological reaction mechanism comprises an access device, a discharge pipe and a plurality of transparent reaction pipes, the access device is used for introducing flue gas, the discharge pipe is used for discharging the flue gas, and the transparent reaction pipes are communicated with the discharge pipe. The bottom ends of the transparent reaction tubes are all communicated with the access device, the top ends of the transparent reaction tubes are all communicated with the through-out tube, microalgae are arranged in each transparent reaction tube, and the through-out tube is used for introducing the reacted algae liquid into the algae liquid treatment mechanism. The method has the effect of improving the stability of the microalgae culture environment.
Absstract of: CN122303003A
The invention provides a distributed microalgae photobioreactor and a microalgae culture method.The reactor comprises an environment control cabin, the environment control cabin is at least partially pervious to light, a rotary bearing frame is arranged in the environment control cabin and connected with a rotary driving mechanism, and the rotary driving mechanism drives the environment control cabin to rotate. The rotary bearing frame bears a plurality of independent culture containers, and the independent culture containers are used for containing culture media and microalgae respectively; and the rotating mechanism drives the rotary bearing frame to rotate so as to drive the plurality of culture containers to rotate. According to the technical scheme, culture is conducted through the independent culture container, physical isolation is achieved, the sterile reliability is high, efficient mixing is achieved, energy consumption is low, the light supplementing efficiency is high, directional regulation and control can be achieved, the application range is wide, and practicability is high.
Absstract of: CN122272533A
The invention belongs to the technical field of microorganisms, and particularly discloses a probiotic microcapsule, a preparation method thereof and application of the probiotic microcapsule in preparation of products for preventing and treating calf diarrhea. Aiming at digestive physiology and diarrhea pathogenesis of calves, chlorella pyrenoidosa CV-5 and polysaccharide thereof and different probiotics are respectively prepared into A-type microcapsules and B-type microcapsules which are released in a targeted manner at different segments of a digestive tract, then the microcapsules are mixed and coated with coatings, and the probiotics microcapsules are prepared. Through combination of microalgae and strains and formula design, the prepared probiotic microcapsule not only has good acid resistance and excellent small intestine epithelial barrier repair function, but also can deliver probiotics in a stomach-intestine partition targeting manner, can effectively inhibit proliferation of pathogenic bacteria, and can better exert the effect of preventing and treating calf diarrhea.
Absstract of: CN122278608A
The invention discloses a microalgae cell farm control system and method and a computer readable storage medium. The system comprises a framework; the photovoltaic energy supply module comprises a solar cell panel, the solar cell panel is made of a semitransparent material, is arranged on the periphery of the frame and serves as a top cover and a side cover, the solar cell panel is connected with an energy storage unit, and the energy storage unit is located in the frame and used for storing electric energy; the photobioreactor unit is arranged in the frame, the photobioreactor unit comprises a reactor main body, and the reactor main body is used for culturing microalgae. The reactor has the beneficial effects that the multiple solar cell panels made of semitransparent materials are arranged on the periphery of the frame, the reactor body is arranged in the frame, the light supplementing unit is arranged on one side of the reactor body, and the light supplementing unit irradiates the reactor body through electric energy generated by the solar cell panels, so that missing spectrums are complemented; light conditions required by the growth of the microalgae are provided, so that the utilization rate of light energy is increased, and the productivity of the microalgae is improved.
Nº publicación: CN224411555U 26/06/2026
Applicant:
ANHUI ZHONGKE MICROALGAE BIOTECHNOLOGY CO LTD
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Absstract of: CN224411555U
The utility model discloses a self-balancing liquid circulation microalgae purification device, and belongs to the technical field of microalgae purification devices. The self-balancing liquid circulation microalgae purification device comprises a purification box and a water pump, a plurality of groups of breeding cylinders are fixedly connected in the purification box, and a heating part is fixedly connected to the side wall of the purification box; exchange holes are formed in the breeding cylinder, and the multiple sets of exchange holes are evenly distributed in the breeding cylinder; a water supply pipe is fixedly connected to the water outlet end of the water pump and is communicated with the purification box; a turbulent flow pipe is fixedly connected to the purification box, and the air outlet end of the turbulent flow pipe faces the heating part; water flow impacts the impeller disc to drive the rotating rod and the cam to rotate, the driving rod is extruded to enable the sliding plug to discharge gas in the driving cylinder, the gas is blown into the purifying box through the turbulent flow pipe to disturb waste water, hot water around the heating part is stirred and mixed with waste water which is not fully heated, the problem of uneven heating is solved, and the waste water is fully heated; the growth of the microalgae and the absorption of nitrogen phosphide in the wastewater are facilitated, and the purification effect is improved.
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