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132
results.
Updated on
15/07/2026 [08:16:00]
Results 100 to 125 of 132
Absstract of: CN121780405A
The invention relates to the technical field of microalgae biotechnology and environmental engineering, and discloses a cultivation method and device for improving oxidative stress tolerance of microalgae under environmental stress, and the method comprises the following steps: mixing microalgae cells with a functional carbon dot material in a liquid medium, carrying out first-stage incubation under a first condition, and carrying out second-stage incubation under a second condition; loading the functional carbon dot material on the surfaces of the microalgae cells; performing second-stage incubation on the treated system under a second condition, so that the functional carbon dot material enters the cells and is combined with chloroplast to form a carbon dot-microalgae heterozygote; the carbon dot-microalgae heterozygote is cultured under an environmental stress condition including light stress so as to improve the oxidative stress tolerance of the carbon dot-microalgae heterozygote. The method can solve the problem that an effective strategy for deeply integrating the characteristics of a nano material and the biological process of microalgae is lacked in the prior art; and a complete stress-resistant pathway for blocking generation of active oxygen from the source, dredging electron accumulation in the process and removing accumulated active oxygen from the system is difficult to construct.
Absstract of: KR20260044356A
본 발명은 다공성 미세조류 비드를 포함하는 수질 정화기에 관한 것으로, 보다 상세하게는 본 발명의 다공성 미세조류 비드를 포함하는 수질 정화기는 미세조류를 다공성 고분자 지지체에 담지하여 다공성 미세조류 비드를 형성한 후 상기 다공성 미세조류 비드의 표면을 생분해성 고분자로 코팅하여 이를 수질 정화기에 적용함으로서 상기 다공성 미세조류 비드의 회수가 용이하며, 경쟁적 억제 효과로 미세조류가 과하게 증식하는 것을 제어할 수 있다. 또한 수질 내 질산염, 인산염 및 중금속 등을 효과적으로 제거하고 산소를 공급하여 수질 악화를 방지하는 동시에 녹조 발생을 예방할 수 있다. 또한 비드 형태로 이루어져 있어 수조 내 심미성을 향상시킬 수 있다. 본 발명은 한국환경산업기술원(환경부)의 24 에코스타트업 지원사업 창업기업 부문(B0080429001978) "지능형 DX_bead 미세조류를 이용한 실내 공기질 개선용 공기청정기 개발(주관기관: ㈜휴에버그린팜, 연구기간: 2024. 04. 08. ~ 2024. 09. 30. (약 6개월))"을 통해 개발된 기술이다.
Absstract of: US20260090979A1
A cosmetic or nutraceutical use of a hydrolysate of an extraction coproduct of the microalgae Phaeodactylum tricornutum to exfoliate skin and/or to reduce skin microrelief. A method of cosmetic care includes the topical application of a hydrolysate of an ethanolic extraction coproduct of the microalgae P. tricornutum or of a composition including it to exfoliate skin and/or to reduce skin microrelief.
Absstract of: KR20260044316A
본 발명의 공기정화시스템은 세포의 색상변화를 손쉽게 인지할 수 있는 다공성 미세조류 비드와 무선 통신으로 연결되어 각 구성 장치들의 작동을 제어할 수 있는 IOT 제어부를 포함하는 공기정화시스템을 제조함으로써 다공성 미세조류 비드의 색상을 통해 육안으로도 세포 농도를 인지하는 것이 가능하여 비드의 생장 변화를 빠르고 손쉽게 확인할 수 있으며, 휴대용 카메라로 촬영한 이미지를 통해 세포 농도의 RGB 값을 도출하여 세포의 상태를 정확하게 확인할 수 있다. 또한 이러한 공기정화시스템은 배양되는 다공성 미세조류 비드의 색상으로부터 세포의 농도를 분석하여 이산화탄소 흡수량, 산소 발생량 및 배지 소모량에 대한 정보를 제공함으로써 공기정화시스템을 보다 효과적이고 편리하게 제어하고 운영할 수 있으며, 공기정화 성능을 빠르고 정확하게 평가할 수 있다. 뿐만 아니라 비드 및 배지의 교체 주기를 손쉽게 파악할 수 있어 유지관리의 편리성이 매우 우수한 이점이 있다. 본 발명은 한국환경산업기술원(환경부)의 24 에코스타트업 지원사업 창업기업 부문(B0080429001978) "지능형 DX_bead 미세조류를 이용한 실내 공기질 개선용 공기청정기 개발(주관기관: ㈜휴에버그린팜, 연구기간: 2024. 04. 08. ~ 2024. 09. 30. (약 6�
Absstract of: KR20260044455A
본 발명은 Coelastrella thermophila, Haematococcus lacustris, Chlorella sorokiniana 균주의 혼합 배양액에서 얻어진 생물 계면활성제 및 이의 용도에 대한 것으로, 상기 계면활성제는 화장품, 식품, 의약품 등 계면활성제를 사용하는 다양한 산업에 유용하게 활용될 수 있다.
Absstract of: KR20260044470A
본 발명은 Haematococcus lacustris 및 Chlamydomonas sp. 균주의 혼합 배양액에서 얻어진 생물 계면활성제 및 이의 용도에 대한 것으로, 상기 계면활성제는 화장품, 식품, 의약품 등 계면활성제를 사용하는 다양한 산업에 유용하게 활용될 수 있다.
Absstract of: CN121753888A
The invention relates to a feed additive for producing high-nutrition low-cholesterol eggs. The feed additive comprises natural grains, microalgae and a microalgae extract, and is prepared from the following raw materials in percentage by weight: 20-70% of corn, 5-10% of wheat bran, 5-10% of soybean meal, 5-20% of spirulina powder, 5-20% of chlorella powder and 5-20% of haematococcus pluvialis. The feed additive is added into laying fowl feed according to the proportion of 1-2wt%, the feed additive and the laying fowl feed are uniformly mixed and then fed, low-cholesterol poultry eggs rich in protein, algae source carotenoid, calcium, magnesium, zinc, iron and other nutritional ingredients can be stably obtained after the laying fowl feed is fed for 2 weeks, compared with common poultry eggs, the cholesterol content can be reduced by 26%, and the poultry eggs are fine and smooth in taste, free of fishy smell and good in taste. The nutrition and quality of poultry eggs are remarkably improved, and economic benefits are improved.
Absstract of: CN121759293A
The invention discloses a nano-catalysis-chlorella composite carbon sequestration device and application. The composite carbon sequestration device comprises a light splitting and light intensity adjusting system, a microalgae incubator, a nano photocatalytic reactor, and a red-orange light path, a yellow-green light path and a blue-violet light path which are formed by refraction of a light source through the light splitting and light intensity adjusting system, the microalgae culture device is located below a red-orange light path and a blue-violet light path, the nanometer photocatalytic reactor is located below a yellow-green light path, complementary synergy of nanometer photocatalysis and the microalgae culture device is achieved, light energy is utilized in a full spectrum mode, a discharging port of the nanometer photocatalytic reactor is connected into the microalgae culture device, and a photoreduction product serves as an additive to culture chlorella. The antioxidant enzyme activity of the chlorella can be improved.
Absstract of: CN224062744U
The utility model provides an ecological carbon neutralization microalgae cultivation pool, which belongs to the technical field of carbon neutralization, and comprises a cultivation pool, a rotary cleaning assembly, an ecological carbon neutralization device and an ecological carbon neutralization device, wherein the rotary cleaning assembly comprises a center column, a base, a support, a first worm, a first worm gear, a rotating shaft, a first bevel gear, a second worm, a second worm gear, a rotating shell, a connecting block, a rotating frame, a rotating column, a second bevel gear, a fixing block, a water gun and a limiting plate, and the center column is fixedly arranged at the bottom of the inner wall of the cultivation pool; the base is fixedly arranged on the outer wall of the center column. By means of the rotary cleaning assembly, cleaning of the whole inner wall can be completed within a short time, compared with manual cleaning or equipment which can only conduct cleaning at a fixed position, it is not needed to frequently adjust the position or conduct manual operation to clean different areas, and due to multi-angle rotary cleaning, the cleaning efficiency is greatly improved. The pressure and the cleaning force of the cleaning assembly on the pool wall are more uniform in the circumferential direction.
Absstract of: CN224062747U
The utility model relates to a microalgae culture device for ecological restoration, which comprises a culture tank, an annular first cover plate mounted at the top of the culture tank through a flange, an annular second cover plate detachably mounted on the inner wall of the first cover plate, a third cover plate detachably mounted on the inner wall of the second cover plate, and a liquid distribution plate inserted into the upper part of the inner wall of the culture tank, a liquid inlet in the liquid distribution plate penetrates out of the side wall of the culture tank, a microalgae inlet located below the liquid distribution plate is formed in the side wall of the culture tank, a temperature equalizing cover is arranged on the inner wall of one side of the culture tank, a heating resistance wire is arranged in the temperature equalizing cover, air inlet pipes are arranged on the two sides of the top of the second cover plate in an up-down sealing and sliding mode, and the bottoms of the air inlet pipes are connected with aeration coil pipes; a lifting mechanism for driving the air inlet pipe to lift is arranged on the outer side of the culture tank, and illuminating lamps are vertically and hermetically arranged on two sides of the top of the third cover plate in a sliding manner. The illumination lamp and the aeration coil pipe are convenient to disassemble, assemble and clean, the height of the aeration pipe is adjustable, and the microalgae culture effect is good.
Absstract of: CN121736862A
The invention discloses an efficient microalgae culture system and method based on a light guide fabric assembly, and belongs to the technical field of microalgae culture, the efficient microalgae culture system comprises a reactor, the light guide fabric assembly is arranged in the reactor, and the light guide fabric assembly efficiently conducts an external light source and uniformly scatters the light source into the reactor; the reactor is provided with a light guide fabric assembly, the surface of the light guide fabric assembly is provided with a microporous structure for fixing and attaching microalgae, the light guide fabric assembly is connected with a light control unit, and the reactor is also provided with a gas control unit for providing carbon-rich air, a liquid control unit for circulating a culture medium and a temperature control and nutrition control unit for providing proper temperature and blending the culture medium. The invention provides a universal platform, and by embedding optimized process parameters for different algae species (such as chlorella and tribonema), upgrading from'universal culture 'to'precise culture' is realized, and the yield of a target product can be effectively and directionally improved.
Absstract of: CN121736896A
The invention discloses characteristics and application of aerial microalgae Pilidiocystis sp. FDA-4 with high yield of C18, and belongs to the technical field of microalgae biology. The aerial microalgae FDA-4 is preserved in the China Center for Type Culture Collection on July 1, 2025, and the preservation number of the aerial microalgae FDA-4 is CCTCC NO: M 20251502. The strain has excellent low-pH adaptability and organic acid tolerance, can be directly cultured by using lactic acid bacteria waste liquid as the unique carbon source and nutrient medium, the optimal dilution ratio is 100 times, the biomass reaches 0.19 g/L after 12 days of culture, an exogenous nitrogen source does not need to be added and the initial pH does not need to be adjusted, the fatty acid composition is mainly C18 series, and the strain has a wide application prospect. The produced grease can be used for preparing products for reducing the low-density lipoprotein level and preventing cardiovascular diseases; meanwhile, the strain can efficiently convert nutrient substances in the lactic acid bacteria waste liquid, resource utilization of the waste liquid is achieved, and the strain has remarkable application value and industrialization potential.
Absstract of: US20260083135A1
0000 Biostimulant compositions and methods for enhancing soil organic carbon are provided. A mixture of bioavailable B12 and amino acids phenylalanine (Phe) and lysine (Lys)—was found to enhance soil organic carbon and crop growth due to synergistic effects between the bioavailable B12 and the PheLys. The bioavailable B12 and the PheLys may be derived from various sources, including, e.g., cyanobacteria (e.g., Spirulina—Arthrospira platensis) or green algae (e.g., Nannochloropsis spp.) cultivated under photosynthetically controlled conditions to yield upregulated bio-active compounds such as bioavailable B12 and amino acids. One or more sources may be used to provide the bioavailable B12, Phe and Lys, and algal cultivation may be integrated with additional industries to yield synergistic biostimulation effects.
Absstract of: WO2026063913A2
The invention relates to a method (100) of obtaining an edible film comprising probiotics and microalgae, used as a food surface coating or as a nutritional supplement alone, and to a film obtained by the method (100).
Absstract of: CN224031011U
The utility model relates to the technical field of microalgae cultivation, in particular to a microalgae cultivation device based on photovoltaic power generation, which comprises a circulating runway, a master controller is arranged on one side of the circulating runway, two groups of support plates are symmetrically and fixedly connected to the middle of the circulating runway, and a solar panel is arranged at the top end of the circulating runway. A storage battery is arranged in the middle of the circulating runway, temperature control mechanisms used for accurately controlling the environment are arranged at the two ends of the circulating runway, a breeding mechanism used for providing power and increasing air is arranged in the circulating runway, and a nutrient mechanism used for supplying nutrients is arranged on the lower middle portion of the circulating runway. According to the device, the culture solution is pushed by air to circularly flow, so that damage to microalgae in the culture solution can be avoided, the phenomenon of violent turbulence is avoided, and the culture solution in the circulating runway can uniformly and comprehensively flow through the exposure pneumatic parts at different positions on the two sides of the circulating runway.
Absstract of: CN121718588A
The invention belongs to the technical field of biological agriculture, and particularly discloses L-lysine as well as a production method and application thereof. The method comprises the following steps: S1, carrying out aerobic fermentation on actinobacillus succinogenes, and centrifuging and filtering after fermentation to obtain sterile fermentation liquor; s2, corynebacterium glutamicum is inoculated into a fermentation culture medium for fermentation culture, after the corynebacterium glutamicum is cultured to an acid production period, microalgae active substances and the fermentation liquor obtained in the S1 are added, fermentation culture continues to be conducted for 36-48 h, and L-lysine fermentation liquor is obtained; s3, performing centrifugation, ultrafiltration and concentration on the L-lysine fermentation liquor obtained in the S2, and purifying the L-lysine through ion exchange resin to obtain the L-lysine. The invention discloses L-lysine and a production method and application thereof, the method can significantly improve the yield and purity of L-lysine, can be efficiently and stably applied to preparation of feed additives, and meets the requirements of the feed industry for high quality and safety of amino acid additives.
Absstract of: CN121718532A
The invention provides a composite microalgae preparation constructed for biological crust as well as a preparation method and application of the composite microalgae preparation, and relates to the technical field of biological soil crust repair. The composite microalgae preparation comprises chlorella with the number of FACHB-2900, chlamydomonas with the number of FACHB-1935, a sodium alginate aqueous solution and a calcium lignosulphonate aqueous solution, wherein the chlorella is purchased from a freshwater algae seed bank of Chinese Academy of Sciences. After the composite microalgae preparation is applied, the components of the sodium alginate and the calcium lignosulphonate immediately form a layer of viscous and hygroscopic liquid mulching film on the surface layer of soil, and the mulching film can be used for bonding soil particles, reducing raindrop impact and keeping moisture. In the protective layer, the fixed microalgae are activated by environmental moisture and illumination to restore activity, start to grow and perform photosynthesis, and quickly convert into a living and self-sustaining biological soil crust, so as to quickly protect and repair exposed soil.
Absstract of: CN121699723A
The invention relates to the technical field of airlift microalgae fermentation culture, in particular to an airlift microalgae fermentation culture device based on multi-point aeration and circulation strengthening, which comprises a tank body, and an isolation assembly and an aeration assembly are arranged in the tank body; the aeration assembly comprises a first aeration module and a plurality of second aeration modules which are independently controlled, the first aeration module is arranged at the bottom end of the inner cavity of the tank body and is positioned below the isolation assembly, and the plurality of second aeration modules are arranged in the inner cavity of the isolation assembly and are longitudinally arranged; the isolation assembly comprises a plurality of longitudinal baffles which are annularly arranged, and the longitudinal baffles are arranged in the inner cavity of the tank body and longitudinally arranged at intervals; a collecting module is arranged on the inner wall of the longitudinal baffle, and the collecting module and the second aeration module are correspondingly arranged and fixedly connected. According to the invention, the gas-liquid mass transfer performance and the algae liquid circulation mode in the reactor are improved, a milder and more efficient growth environment is provided for microalgae, and higher-level biomass production is realized.
Absstract of: CN121699896A
The invention relates to application of cyanobacteria acetyltransferase in increasing the content of astaxanthin in escherichia coli for producing astaxanthin, and also provides a method for increasing the content of astaxanthin in escherichia coli for producing astaxanthin, which comprises the step of introducing a cyanobacteria acetyltransferase gene expression cassette into escherichia coli. The method comprises the following steps: amplifying a target gene cKAT from a genome of blue-green algae, inserting the cKAT into an escherichia coli expression vector by using a recombinant DNA technology, and transforming the constructed expression vector into an escherichia coli BW-ASTA strain to obtain recombinant escherichia coli. Therefore, the content of the astaxanthin in the escherichia coli is increased by about 4 times, and a novel efficient, stable and large-scale microbial synthesis scheme is provided for greatly reducing the production cost of the astaxanthin.
Absstract of: CN121699751A
The invention discloses an algae species with both efficient denitrification and high free ammonia tolerance and application thereof. The invention provides an inflatedfruit senna herb which is preserved in China General Microbiological Culture Collection Center (CGMCC) on December 11, 2024, and the preservation number of the inflatedfruit senna herb is CGMCC No.46280. The inflatedfruit senna herb has the advantages that the inflatedfruit senna herb is preserved in the China General Microbiological Culture Collection Center (CGMCC); the inflatedfruit senna provided by the invention has efficient assimilation removal capability on NO3 <->-N, NO2 <->-N and NH4 < + >-N, and has relatively strong tolerance on high-concentration free ammonia (FA). A bacterial-algae symbiotic system is constructed by the inflator and activated sludge, and is coupled with a dynamic membrane process, so that the denitrification efficiency of the nitrogen-containing wastewater can be remarkably improved, the addition of exogenous organic matters, the aeration energy consumption and the N2O emission are reduced, meanwhile, high-value microalgae biomass is obtained, and efficient, stable and resourceful treatment of the nitrogen-containing wastewater is realized.
Absstract of: CN121694397A
The invention discloses ecological bait for wild breeding of hippocampus and a preparation method of the ecological bait. The bait is prepared from an animal nutrition carrier, a traditional Chinese medicine additive, marine microalgae powder, a shellfish extract and a composite adhesive according to a specific ratio. The traditional Chinese medicine additive is prepared from astragalus membranaceus, poria cocos and liquorice according to a specific proportion, fermentation or enzymolysis pretreatment is carried out, and the immune activation function of the bait can be remarkably enhanced through the synergistic effect of fermentation treatment and the liquorice; the animal nutrition carrier is a specific combination of artemia, krill and enzymolysis fish protein, and can synergistically promote intestinal health. During preparation, a low-temperature stepped mixing and gradient drying process is adopted, so that the heat-sensitive active ingredients are effectively protected. The technical problems that traditional Chinese herbal medicine bait is poor in palatability and low in absorptivity are successfully solved, the survival rate, the growth speed and the disease resistance of the hippocampus can be comprehensively improved, and the feed is particularly suitable for a deep and far sea wild breeding mode.
Absstract of: WO2026058105A1
The present invention relates to a method for producing cyanobacteria of the genus Aphanizomenon, comprising the following steps: (a) inoculating cyanobacteria of the genus Aphanizomenon and microalgae of the genus Chlorella into an aqueous culture medium in amounts such that the initial weight ratio of dry matter (microalgae of the genus Chlorella)/(microalgae of the genus Chlorella + cyanobacteria of the genus Aphanizomenon) is between 5% and 70%; (b) keeping the co-culture under illumination, whereby the cyanobacteria of the genus Aphanizomenon and the microalgae of the genus Chlorella develop in the aqueous culture medium; then (c) physically separating the cyanobacteria of the genus Aphanizomenon from the microalgae of the genus Chlorella and recovering the cyanobacteria of the genus Aphanizomenon.
Absstract of: CN121674190A
The invention relates to the technical field of photobioreactors, and discloses a suspension-biological membrane coupled microalgae culture reactor and an operation method thereof. The biological membrane culture area is located at the upper part of the culture box, a plurality of open carrier containers distributed along the height direction are arranged in the biological membrane culture area, and the upper surface of a bottom plate of each open carrier container is provided with a bulge structure for attaching a microalgae biological membrane containing microalgae cells; the suspension culture area is located at the lower part of the incubator, and a microporous aerator is arranged in the suspension culture area and is used for suspension culture of microalgae cells; the liquid circulation module is used for conveying the microalgae cells in the suspension culture area into the open carrier container, or circularly conveying a liquid culture medium without the microalgae cells between the suspension culture area and the open carrier container, and the problems that illumination is limited, mass transfer is insufficient, and harvesting is difficult in a traditional single culture mode are effectively solved; the space utilization rate, the biomass yield and the system stability of microalgae culture are improved.
Absstract of: CN224001372U
The utility model relates to the technical field of microalgae culture, in particular to an illumination device for microalgae culture, which comprises a support and cross beams fixedly connected to two sides of the support, the illumination device is arranged on the inner side of the support, a culture tank is arranged below the illumination device, the illumination device comprises an LED (light-emitting diode) lamp strip and a light-transmitting lampshade, compared with the prior art, through the synergistic effect of the wave-shaped light-transmitting lampshade and the nanometer reflective coating of the double-layer acrylic plate, multi-angle uniform illumination of the surface layer and the deep layer of a culture solution is achieved, the light-transmitting lampshade is arranged at the bottom of the LED lamp strip, the light-transmitting lampshade is in a wave shape, and flow guide protrusions are fixedly connected to the bottom face of the interior of the culture tank. The problem of light receiving gradient difference caused by insufficient penetrating power of a traditional flat plate light source is solved; a clamping groove plug-in design is adopted, so that the light source assembly and the culture groove can be quickly disassembled and cleaned or longitudinally stacked and expanded; and the mixing efficiency is enhanced by inducing turbulent flow by combining the wave-shaped flow guide bulges.
Nº publicación: CN224001383U 17/03/2026
Applicant:
ZHU YUNQIANG
YANTAI INST OF COASTAL ZONE RESEARCH CHINESE ACADEMY OF SCIENCES
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Absstract of: CN224001383U
The utility model relates to the technical field of microalgae culture, in particular to a disturbance device for adherent culture of microalgae, which comprises a support and a culture device, the culture device is mounted on the support, a disturbance mechanism is arranged at the top of the support and comprises a motor, the motor is arranged above the culture device, and the disturbance mechanism is arranged on the support. An output shaft of the motor is located at the bottom of the motor, an outer magnetic rotor is fixedly connected to the output shaft of the motor, an inner magnetic rotor is arranged in the culture device, the inner magnetic rotor is coaxially arranged below the outer magnetic rotor, and the adjacent surfaces of the outer magnetic rotor and the inner magnetic rotor are like magnetic poles. According to the device, non-contact power transmission is realized, mechanical friction is thoroughly eliminated, a low-shear-force vortex is generated by utilizing a fluid dynamic pressure effect to strip an over-thick aged algae layer, the damage rate of a biological membrane is reduced, the universality of equipment is improved, and reliable technical support is provided for high-density adherent culture of microalgae.
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