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Microalgae: Cultivation and uses

Resultados 139 results.
LastUpdate Updated on 18/05/2025 [07:35:00]
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Solicitudes publicadas en los últimos 120 días / Applications published in the last 120 days
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Treatment system for producing biomass energy by utilizing antibiotic-containing high-concentration wastewater

Publication No.:  CN222389705U 24/01/2025
Applicant: 
GUIZHOU UNIV
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CN_222389705_U

Absstract of: CN222389705U

The utility model discloses a treatment system for producing biomass energy by utilizing antibiotic-containing high-concentration wastewater. The system consists of a wastewater pretreatment unit, a struvite precipitation treatment unit, a microalgae resourceful treatment wastewater unit, a biomass efficient flocculation and recovery unit, a wastewater circulation treatment unit and a biodiesel extraction production unit which are sequentially connected together through pipelines. According to the utility model, high-concentration wastewater can be treated by coupling a struvite precipitation method and a microalgae wastewater treatment method, so that the water quality is purified; and antibiotics in the wastewater can be effectively biodegraded, and fertilizers and microalgae biodiesel can be produced, so that the implementation cost is greatly reduced.

SYSTEMS AND METHODS FOR PH CONTROL OF SEAWATER AND/OR FRESHWATER

Publication No.:  WO2025019553A2 23/01/2025
Applicant: 
SYMBROSIA INC [US]
SYMBROSIA, INC
WO_2025019553_PA

Absstract of: WO2025019553A2

Some aspects of the present disclosure are generally related to systems and methods configured for growing microalgae and/or macroalgae, for example, for biomass generation or other applications. In some embodiments, the microalgae and/or macroalgae may be grown using carbon from CO2 generated from biological sources, and thus the microalgae and/or macroalgae may be certified as organically grown in some cases. According to some embodiments, the systems described herein introduce CO2 into the water in which the microalgae and/or macroalgae are grown and optionally, the systems may be configured to monitor and/or adjust a flow rate of the CO2 to regulate a pH of the water. Still other aspects are directed to methods of using the systems, kits including such systems, or the like.

NOVEL USES, IN PARTICULAR DERMATOLOGICAL USES, OF AN EXTRACT OF THE MICROALGA DUNALIELLA TERTIOLECTA

Publication No.:  WO2025017021A1 23/01/2025
Applicant: 
MICROPHYT [FR]
MICROPHYT

Absstract of: WO2025017021A1

The present invention relates to a D. tertiolecta extract or a composition comprising same, for use in preventing the appearance of and/or reducing acne and/or reducing dysseborrhoea and thereby purifying the skin, and/or preventing the appearance of and/or reducing acne lesions and thereby reducing imperfections, and/or reducing inflammation and thereby soothing the skin. The extract is also effective in maintaining and/or improving the barrier function, and/or improving skin texture. The invention also relates to a dermatological composition comprising a D. tertiolecta extract.

NOVEL USE OF AN EXTRACT OF THE MICROALGA PHAEODACTYLUM TRICORNUTUM

Publication No.:  WO2025017264A1 23/01/2025
Applicant: 
MICROPHYT [FR]
MICROPHYT

Absstract of: WO2025017264A1

The invention relates to a Phaeodactylum tricornutum extract or to a composition comprising same for facilitating the resumption of a physical activity, advantageously a sports activity, and/or reducing cardiovascular risks and/or risks related to fragile bones and/or joints when resuming a physical activity, advantageously a sports activity.

Preparation method and application of algicidal bacterial powder of pseudomonas

Publication No.:  CN119331862A 21/01/2025
Applicant: 
WUHAN HANYANG MUNICIPAL CONSTRUCTION GROUP CO LTD
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CN_119331862_PA

Absstract of: CN119331862A

The invention discloses a preparation method and application of algicidal bacterial powder of pseudomonas, and relates to the technical field of microorganisms. Pseudomonas HB01 is separated from bottom mud in a cyanobacterial bloom environment, and the pseudomonas HB01 is applied to treatment of cyanobacterial bloom in lakes by utilizing the characteristic that bacterial liquid containing the pseudomonas HB01 has good algae-lysing activity. The separated pseudomonas HB01 has a good algae-lysing effect on microcystis aeruginosa, the removal rate within 72 hours can reach 85% or above, and the pseudomonas HB01 also has good performance on other common water bloom algae.

Award imparting system, award imparting device, computer-readable medium, and award imparting method

Publication No.:  CN119338519A 21/01/2025
Applicant: 
HONDA MOTOR CO LTD
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CN_119338519_PA

Absstract of: CN119338519A

The present invention addresses the problem of providing a reward imparting system, a reward imparting device, a computer-readable medium, and a reward imparting method, whereby it is possible to increase the number of people participating in the cultivation of algae. In order to solve the problem, a reward imparting system according to an embodiment of the present invention is provided with a cultivation device for cultivating microalgae, a measurement device for measuring a physical quantity indicating the degree of cultivation of the microalgae, and a reward imparting device. A reward assigning device is provided with a reward determining unit and an assigning unit. The reward determination unit uses the physical quantity to determine the number of rewards corresponding to the carbon dioxide absorption amount of the microalgae or the degree of cultivation. The assigning unit assigns the number of rewards to the owner of the cultivation device.

Application of microalgae polysaccharide in improving intestinal immunity of dairy cow

Publication No.:  CN119326069A 21/01/2025
Applicant: 
NORTHEAST AGRICULTURAL UNIV
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CN_119326069_A

Absstract of: CN119326069A

The invention relates to application of microalgae polysaccharide in improving intestinal immunity of dairy cows, belongs to the technical field of feeds, and the microalgae polysaccharide prepared by the invention is used for improving the secretion volume of intestinal mucosa to lgA, lgG and lgM. Kelp buds, dunaliella salina and haematococcus pluvialis are compounded and mixed according to a specific proportion, trypsin and nattokinase are adopted for pre-enzymolysis within a certain period of time, then hemicellulase and pectinase are adopted for enzymolysis within a certain period of time, and the enzymolysis effect is good. The obtained microalgae polysaccharide product has an excellent effect of promoting the intestinal tract of the dairy cow to secrete immune globulin, the content of IgA, IgG and IgM in the intestinal tract of the dairy cow can be greatly increased, the immunity of the intestinal tract of the dairy cow is further improved, and the microalgae polysaccharide product can be used as a substitute component for efficiently improving the immune function of the intestinal tract of the dairy cow.

Photobioreactor sheet with baffle structure as well as integral one-time forming manufacturing device and manufacturing method of photobioreactor sheet

Publication No.:  CN119331708A 21/01/2025
Applicant: 
INST OF PROCESS ENGINEERING CHINESE ACADEMY OF SCIENCES
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CN_119331708_PA

Absstract of: CN119331708A

The invention relates to the field of microalgae culture photobioreactors, in particular to a photobioreactor sheet with a baffle structure and an integral one-time forming manufacturing device and method of the photobioreactor sheet. The invention further relates to a manufacturing device and a manufacturing method for manufacturing a soft plate type photobioreactor by adopting the photobioreactor sheet with the baffle structure. The problem that the photobioreactor sheet with the baffle structure is difficult to integrally form at one time and continuously produce is solved; and the photobioreactor sheet with the baffle structure, which is stable and reliable in quality and has any length, and a corresponding manufacturing device and a corresponding manufacturing method are provided for subsequent welding of rib plates, drawstring welding and peripheral edge welding between flow channels of the soft plate type photobioreactor.

Manufacturing device and manufacturing method of soft plate type photobioreactor runner

Publication No.:  CN119331709A 21/01/2025
Applicant: 
INST OF PROCESS ENGINEERING CHINESE ACADEMY OF SCIENCES
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CN_119331709_PA

Absstract of: CN119331709A

The invention relates to the field of microalgae culture photobioreactors, in particular to a manufacturing device and a manufacturing method of a soft plate type photobioreactor runner. According to the manufacturing device, two (or one folded) photobioreactor sheets with baffle structures are automatically aligned and continuously welded with rib plates of any length in a large scale to form a soft plate type photobioreactor runner, and then the soft plate type photobioreactor is manufactured. The invention relates to a flexible plate type photobioreactor, and aims to solve the problems that in the manufacturing process of a flexible plate type photobioreactor with an internal baffle structure, two (or one folded) sheet rib plates of a photobioreactor with a baffle structure are difficult to weld, the production efficiency is low, the manufacturing cost is too high, the quality is difficult to guarantee, and only a small-size flexible plate type photobioreactor can be manufactured.

Column type microalgae photobioreactor

Publication No.:  CN222374642U 21/01/2025
Applicant: 
EVERBRIGHT ENVIROTECH CHINA LTD
EVERBRIGHT ENVIRONMENTAL PROTECTION TECHNOLOGY INSTITUTE SHENZHEN LTD
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CN_222374642_U

Absstract of: CN222374642U

The utility model discloses a column type microalgae photobioreactor which comprises a vacuum pump, a buffer tank, a reactor, a bracket, an algae liquid storage pool and a central control device, the vacuum pump is sequentially connected with the buffer tank and the reactor through pipelines, the reactor is erected on the algae liquid storage pool through a support, and the central control device is connected with and controls all the devices. The reactor provided by the utility model takes the vacuum pump as driving force, and is provided with multiple buffer containers, so that the continuous operation of the system is prevented from being influenced by the pollution of the vacuum pump while the shearing force of a flow passage component of the water pump is avoided, and the problem of pain points in the application process of the traditional column type microalgae photoreactor is effectively solved; while the advantage of high carbon sequestration efficiency of the column type reactor is reserved, the problems that the column type reactor is difficult to clean, the water pump easily damages microalgae growth and the like are solved.

Reactor for fixing CO2 in fermentation tail gas through coupling of microalgae culture and fermentation

Publication No.:  CN119331710A 21/01/2025
Applicant: 
SHANGHAI JIAO TONG UNIV
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CN_119331710_PA

Absstract of: CN119331710A

The invention provides a reactor for coupling fixation of CO2 in fermentation tail gas in microalgae culture and fermentation. The reactor comprises a material supplementing tank, a material supplementing pump, a bioethanol fermentation tank and a microalgae photobioreactor, the material supplementing tank is communicated with the bioethanol fermentation tank through a first pipeline, and the material supplementing pump is arranged on the pipeline; the bioethanol fermentation tank is communicated with the microalgae photobioreactor through a second pipeline; a microalgae culture medium and a cold light source illumination assembly are arranged in the microalgae photobioreactor. The reactor provided by the invention can fix CO2 generated in the ethanol continuous fermentation process through microalgae, the microalgae growth and carbon fixation rate is high, and the reactor has a relatively good treatment effect on CO2 generated in the ethanol fermentation process.

Equipment for preparing functional skin care product raw materials through microalgae culture

Publication No.:  CN222374652U 21/01/2025
Applicant: 
JIANGSU LANGQIN TECH CO LTD
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CN_222374652_U

Absstract of: CN222374652U

The utility model discloses equipment for preparing functional skin care product raw materials through microalgae culture, and relates to the field of microalgae culture preparation, the equipment for preparing the functional skin care product raw materials through microalgae culture comprises a servo motor and a box body, the top of the box body is movably provided with a top cover, and the top cover is provided with a rotating plate; a servo motor is fixedly connected to the bottom of the box body, a rotary placing plate is movably connected to the bottom of the inner side of the box body, an output shaft of the servo motor is fixedly connected with the rotary placing plate, a plurality of fixed bases are fixedly connected to the rotary placing plate, and culture bottles are fixedly mounted on the fixed bases; a rubber sealing cover is fixedly mounted at the top of the culture bottle, a fixed handle is fixedly connected to the rubber sealing cover, and the top of the fixed handle is attached to the bottom of the rotating plate, so that the problems that the breeding speed of microalgae is limited and the production efficiency is greatly reduced due to insufficient carbon dioxide caused by insufficient stirring of the microalgae are avoided.

Method for processing carboxylic acid-containing separation product of separation process

Publication No.:  CN119343459A 21/01/2025
Applicant: 
K D PHARMA BEXBACH GMBH
UNIV DES SAARLANDES
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CN_119343459_PA

Absstract of: CN119343459A

The invention relates to a method for processing a carboxylic acid-containing separation product of a separation process, in particular a process for separating fish oil and/or algal oil, wherein polyunsaturated hydrocarbons are produced at least from a portion of the carboxylic acid by means of a microorganism. Suitably, the polyunsaturated hydrocarbons are or include omega-3 fatty acids and/or omega-6 fatty acids, preferably EPA, DHA and/or DPA. In one embodiment of the invention, the microorganisms are or include yeasts, fungi, bacteria and/or in particular marine protists, preferably microalgae. The yeast is preferably a Yarrowia lipolytica-based yeast, and the marine protists are preferably microalgae of Schizochytrium limacinum, preferably Schizochytrium limacinum SR21. The invention also relates to a biomass containing polyunsaturated hydrocarbons produced by microorganisms.

CAPILLARY SHAPE IMPROVER

Nº publicación: JP2025008101A 20/01/2025

Applicant:

SOPROS INC
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JP_2025008101_A

Absstract of: JP2025008101A

To provide a food composition and a pharmaceutical composition suitable for use as a capillary shape improver that can effectively improve a capillary shape even when consumed at low dosages, while ensuring safety and stable supply.SOLUTION: The present invention provides a capillary shape improver for oral administration that comprises any one of microalgae containing n-6 docosapentaenoic acid (n-6DPA), a fatty acid composition containing n-6DPA, and n-6DPA.SELECTED DRAWING: None

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