CN207973746U - Microbial bacterial agent culture apparatus - Google Patents
Microbial bacterial agent culture apparatus Download PDFInfo
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Abstract
Description
技术领域technical field
本实用新型涉及菌剂培养领域，尤其是一种微生物菌剂培养装置。The utility model relates to the field of bacterial agent cultivation, in particular to a microbial bacterial agent cultivation device.
背景技术Background technique
发酵微生物菌剂的生产过程中会用到多个培养罐，多个培养罐需要连通设置，且在发酵微生物菌剂的发酵过程中，需要对罐体的内部进行杀菌，现有的杀菌方式多为加热式杀菌，消耗能源较大，且杀菌效果差，需要配合培养罐内部的搅拌装置不断地搅拌才能完成，因此使用很不方便，且培养罐需要各自配置单独的杀菌消毒装置，因此使企业投资较大，不利于减轻投资成本，同时还制约了微生物菌剂生产工艺的改进。In the production process of fermented microbial inoculum, multiple culture tanks will be used, and multiple culture tanks need to be connected to each other, and during the fermentation process of fermented microbial inoculum, the inside of the tank needs to be sterilized. There are many existing sterilization methods It is heating type sterilization, consumes a lot of energy, and the sterilization effect is poor. It needs to cooperate with the stirring device inside the culture tank to continuously stir to complete it, so it is very inconvenient to use, and the culture tanks need to be equipped with separate sterilization and disinfection devices. The large investment is not conducive to reducing the investment cost, and also restricts the improvement of the microbial inoculant production process.
实用新型内容Utility model content
有鉴于此，本实用新型的目的是提供一种微生物菌剂培养装置，避免杂菌进入影响菌剂质量，保证了菌种的无菌生长环境。In view of this, the purpose of this utility model is to provide a microbial inoculum culture device, which can avoid the intrusion of miscellaneous bacteria and affect the quality of the inoculum, and ensure the aseptic growth environment of the bacteria.
为了实现上述目的，本实用新型提供如下技术方案：In order to achieve the above object, the utility model provides the following technical solutions:
一种微生物菌剂培养装置，包括：A microbial agent culture device, comprising:
培养罐、若干存储罐和蒸汽杀菌装置；Culture tanks, several storage tanks and steam sterilization units;
所述蒸汽杀菌装置分别与所述培养罐和若干所述存储罐连接；所述培养罐的出液口分别与若干所述存储罐连接；The steam sterilization device is respectively connected with the cultivation tank and several storage tanks; the liquid outlet of the cultivation tank is respectively connected with several storage tanks;
所述培养罐顶部设置有罐盖，所述罐盖可拆卸地安装在所述培养罐顶部；The top of the culture tank is provided with a tank cover, and the tank cover is detachably mounted on the top of the culture tank;
所述罐盖上设置有送料口、进水口、第一氧气口、第一氮气口和排气口，所述第一氮气口通过第一电磁阀与氮气罐连接，所述第一氧气口通过第二电磁阀与氧气罐连接；The tank cover is provided with a feeding port, a water inlet, a first oxygen port, a first nitrogen port and an exhaust port, the first nitrogen port is connected to the nitrogen tank through a first electromagnetic valve, and the first oxygen port is connected to the nitrogen tank through a The second electromagnetic valve is connected with the oxygen tank;
所述排气口上设置有排气管，所述排气管上设置有止回阀；An exhaust pipe is arranged on the exhaust port, and a check valve is arranged on the exhaust pipe;
所述送料口通过菌种进料泵与菌种箱连接；所述进水口通过水泵与水箱连接；The feed port is connected to the strain box through a strain feeding pump; the water inlet is connected to the water tank through a water pump;
所述培养罐包括外罐体和内罐体，所述内罐体的外壁与所述外罐体的内壁之间形成夹层腔，所述夹层腔内设置有加热装置；The culture tank includes an outer tank body and an inner tank body, an interlayer cavity is formed between the outer wall of the inner tank body and the inner wall of the outer tank body, and a heating device is arranged in the interlayer cavity;
所述培养罐内设置有温度传感器、pH传感器、氧气浓度传感器；A temperature sensor, a pH sensor, and an oxygen concentration sensor are arranged in the culture tank;
所述第一电磁阀、所述第二电磁阀、所述加热装置、所述温度传感器、所述pH传感器、所述氧气浓度传感器、所述蒸汽杀菌装置、所述止回阀分别与控制器连接。The first solenoid valve, the second solenoid valve, the heating device, the temperature sensor, the pH sensor, the oxygen concentration sensor, the steam sterilization device, and the check valve are respectively connected with the controller connect.
优选地，所述存储罐顶部设置有第二氧气口和第二氮气口，所述第二氧气口通过第三电磁阀与所述氧气罐连接，所述第二氮气口通过第四电磁阀与所述氮气罐连接；Preferably, the top of the storage tank is provided with a second oxygen port and a second nitrogen port, the second oxygen port is connected to the oxygen tank through a third solenoid valve, and the second nitrogen port is connected to the oxygen tank through a fourth solenoid valve. The nitrogen tank is connected;
所述第三电磁阀与所述第四电磁阀分别与所述控制器连接。The third solenoid valve and the fourth solenoid valve are respectively connected to the controller.
优选地，所述蒸汽杀菌装置包括壳体，所述壳体内顶部设置有蒸汽发生器，所述蒸汽发生器下方设置有储水槽，所述蒸汽发生器顶部设置有蒸汽口；所述壳体顶部设置有出气口，所述出气口分别与所述培养罐和若干所述存储罐连接；Preferably, the steam sterilization device includes a housing, a steam generator is arranged on the top of the housing, a water storage tank is arranged under the steam generator, and a steam port is arranged on the top of the steam generator; A gas outlet is provided, and the gas outlet is respectively connected to the culture tank and several storage tanks;
所述培养罐和若干所述存储罐一侧底部均设置有出水口；Water outlets are provided at the bottom of one side of the culture tank and several of the storage tanks;
所述蒸汽发生器与所述控制器连接。The steam generator is connected with the controller.
优选地，所述加热装置包括设置在所述夹层腔内的加热电极及设置在所述培养罐外与所述加热电极连接的加热机。Preferably, the heating device includes a heating electrode arranged in the interlayer chamber and a heating machine arranged outside the culture tank and connected to the heating electrode.
优选地，所述加热装置包括设置在所述夹层腔内的介质及设置在所述培养罐外的加热器，所述夹层腔的进口通过第一循环泵与所述加热器连接，所述夹层腔的出口通过第二循环泵与所述加热器连接。Preferably, the heating device includes a medium arranged in the interlayer chamber and a heater arranged outside the culture tank, the inlet of the interlayer chamber is connected to the heater through a first circulation pump, and the interlayer The outlet of the chamber is connected to the heater through a second circulation pump.
优选地，所述外罐体外壁上设置有超声发生器，所述超声发生器与所述控制器连接。Preferably, an ultrasonic generator is arranged on the outer wall of the outer tank, and the ultrasonic generator is connected with the controller.
优选地，所述存储罐为透明材料制成，所述存储罐上设置有刻度线。Preferably, the storage tank is made of transparent material, and the storage tank is provided with a scale line.
优选地，所述进水口通过过滤装置与所述水箱连接。Preferably, the water inlet is connected to the water tank through a filtering device.
本实用新型提供的一种微生物菌剂培养装置，蒸汽杀菌装置能够有效对培养罐和存储罐进行杀菌，避免杂菌进入影响菌剂质量，保证了菌种的无菌生长环境；通过在培养罐内温度传感器、pH传感器、氧气浓度传感器，满足菌种生长所需的温度、pH值和氧气浓度，提高菌种成活率和生长速率。另外，本实用新型提供的微生物菌剂培养装置整体结构简单，培养罐内的温度、pH值、氧气浓度易于控制，不易受到污染，提高了产品质量。The utility model provides a microbial agent cultivation device, the steam sterilization device can effectively sterilize the cultivation tank and the storage tank, avoid the entry of miscellaneous bacteria and affect the quality of the agent, and ensure the aseptic growth environment of the bacteria; Internal temperature sensor, pH sensor, and oxygen concentration sensor meet the temperature, pH value and oxygen concentration required for the growth of bacteria, and improve the survival rate and growth rate of bacteria. In addition, the microbial agent culture device provided by the utility model has a simple overall structure, and the temperature, pH value, and oxygen concentration in the culture tank are easy to control, are not easily polluted, and improve product quality.
附图说明Description of drawings
为了更清楚地说明本实用新型实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本实用新型的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.
图1为本实用新型中微生物菌剂培养装置的结构示意图。Fig. 1 is the structural representation of the microbial inoculant culture device in the utility model.
图中：In the picture:
1、培养罐；2、存储罐；3、蒸汽杀菌装置；4、送料口；5、进水口；6、第一氧气口；7、第一氮气口；8、氧气罐；9、菌种箱；10、水箱；11、外罐体；12、内罐体；13、蒸汽发生器；14、储水槽；15、氮气罐。1. Culture tank; 2. Storage tank; 3. Steam sterilization device; 4. Feeding port; 5. Water inlet; 6. First oxygen port; 7. First nitrogen port; 8. Oxygen tank; 9. Germ box ; 10, water tank; 11, outer tank body; 12, inner tank body; 13, steam generator; 14, water storage tank; 15, nitrogen tank.
具体实施方式Detailed ways
下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本实用新型一部分实施例，而不是全部的实施例。基于本实用新型中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本实用新型保护的范围。The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.
如图1所示，本实用新型提供的一种微生物菌剂培养装置，包括：As shown in Figure 1, a kind of microbial inoculant cultivation device provided by the utility model comprises:
培养罐1、若干存储罐2和蒸汽杀菌装置3；Culture tank 1, several storage tanks 2 and steam sterilization device 3;
蒸汽杀菌装置3分别与培养罐1和若干存储罐2连接；培养罐1的出液口分别与若干存储罐2连接；The steam sterilization device 3 is respectively connected with the culture tank 1 and several storage tanks 2; the liquid outlet of the culture tank 1 is respectively connected with several storage tanks 2;
培养罐1顶部设置有罐盖，罐盖可拆卸地安装在培养罐1顶部；The top of the culture tank 1 is provided with a tank cover, and the tank cover is detachably mounted on the top of the culture tank 1;
罐盖上设置有送料口4、进水口5、第一氧气口6、第一氮气口7和排气口，第一氮气口7通过第一电磁阀与氮气罐15连接，第一氧气口6通过第二电磁阀与氧气罐8连接；The tank cover is provided with a feeding port 4, a water inlet 5, a first oxygen port 6, a first nitrogen port 7 and an exhaust port. The first nitrogen port 7 is connected to the nitrogen tank 15 through a first electromagnetic valve, and the first oxygen port 6 Connect with the oxygen tank 8 through the second electromagnetic valve;
排气口上设置有排气管，排气管上设置有止回阀；An exhaust pipe is arranged on the exhaust port, and a check valve is arranged on the exhaust pipe;
送料口4通过菌种进料泵与菌种箱9连接；进水口5通过水泵与水箱10连接；The feeding port 4 is connected with the strain box 9 through the strain feeding pump; the water inlet 5 is connected with the water tank 10 through the water pump;
培养罐1包括外罐体11和内罐体12，内罐体12的外壁与外罐体11的内壁之间形成夹层腔，夹层腔内设置有加热装置；The culture tank 1 comprises an outer tank body 11 and an inner tank body 12, an interlayer cavity is formed between the outer wall of the inner tank body 12 and the inner wall of the outer tank body 11, and a heating device is arranged in the interlayer cavity;
罐体内设置有温度传感器、pH传感器、氧气浓度传感器；The tank is equipped with a temperature sensor, a pH sensor, and an oxygen concentration sensor;
第一电磁阀、第二电磁阀、加热装置、温度传感器、pH传感器、氧气浓度传感器、蒸汽杀菌装置3、止回阀分别与控制器连接。The first solenoid valve, the second solenoid valve, the heating device, the temperature sensor, the pH sensor, the oxygen concentration sensor, the steam sterilization device 3 and the check valve are respectively connected with the controller.
上述技术方案中，蒸汽杀菌装置3能够有效对培养罐1和存储罐2进行杀菌，避免杂菌进入影响菌剂质量，保证了菌种的无菌生长环境；通过在培养罐1内温度传感器、pH传感器、氧气浓度传感器，满足菌种生长所需的温度、pH值和氧气浓度，提高菌种成活率和生长速率。另外，本实用新型提供的微生物菌剂培养装置整体结构简单，培养罐1内的温度、pH值、氧气浓度易于控制，不易受到污染，提高了产品质量。In the above technical solution, the steam sterilization device 3 can effectively sterilize the culture tank 1 and the storage tank 2, avoid the entry of miscellaneous bacteria and affect the quality of the bacterial agent, and ensure the aseptic growth environment of the bacteria; through the temperature sensor in the culture tank 1, pH sensor and oxygen concentration sensor can meet the temperature, pH value and oxygen concentration required for the growth of bacteria, and improve the survival rate and growth rate of bacteria. In addition, the microbial agent culture device provided by the utility model has a simple overall structure, and the temperature, pH value and oxygen concentration in the culture tank 1 are easy to control, and are not easily polluted, thereby improving product quality.
培养罐1用于为菌体提供稳定的培养条件，供菌体生长。培养罐1上罐盖的设置能够对培养罐1进行密封、清洗、维护。The culture tank 1 is used to provide stable culture conditions for the bacteria to grow. The setting of the tank cover on the culture tank 1 can seal, clean and maintain the culture tank 1 .
存储罐2用于将培养得到的菌体进行存储。The storage tank 2 is used to store the cultured bacteria.
蒸汽杀菌装置3用于对培养罐1和存储罐2进行灭菌，保证菌种在无菌环境下生长，避免杂菌进入，影响菌种质量。The steam sterilization device 3 is used to sterilize the culture tank 1 and the storage tank 2, so as to ensure the growth of bacteria in a sterile environment and avoid the entry of miscellaneous bacteria, which will affect the quality of the bacteria.
罐盖上设置有送料口4、进水口5、第一氧气口6、第一氮气口7和排气口，第一氮气口7通过第一电磁阀与氮气罐15连接，第一氧气口6通过第二电磁阀与氧气罐8连接；其中，送料口4通过菌种进料泵与菌种箱9连接，从而方便菌种的加入；进水口5方便为菌种生长提供水分；第一氮气口7通过第一电磁阀与氮气罐15连接，第一氧气口6通过第二电磁阀与氧气罐8，从而能够有效为菌剂生长提高适宜浓度的氧气；排气口的设置同样用于调节培养罐1内氧气浓度，另一方面还能够降低培养罐1内的压力，当氧气浓度过高时，通过排气口排放适当气体，第一氮气口7充入氮气，降低培养罐1内的氧气浓度，保证培养罐1内的压力；当氧气浓度过低时，通过排气口排放适当气体，第一氧气口6充入氧气，降低培养罐1内的氧气浓度，保证培养罐1内的压力。The tank cover is provided with a feeding port 4, a water inlet 5, a first oxygen port 6, a first nitrogen port 7 and an exhaust port. The first nitrogen port 7 is connected to the nitrogen tank 15 through a first electromagnetic valve, and the first oxygen port 6 Connect with the oxygen tank 8 through the second solenoid valve; wherein, the feeding port 4 is connected with the strain box 9 through the strain feeding pump, thereby facilitating the addition of the strain; the water inlet 5 is convenient for providing moisture for the growth of the strain; the first nitrogen The port 7 is connected with the nitrogen tank 15 through the first solenoid valve, and the first oxygen port 6 is connected with the oxygen tank 8 through the second solenoid valve, thereby effectively increasing the oxygen at an appropriate concentration for the growth of the bacterial agent; the setting of the exhaust port is also used to regulate Oxygen concentration in the culture tank 1, on the other hand can also reduce the pressure in the culture tank 1, when the oxygen concentration is too high, discharge appropriate gas through the exhaust port, the first nitrogen port 7 is filled with nitrogen, reduce the pressure in the culture tank 1 Oxygen concentration to ensure the pressure in the culture tank 1; when the oxygen concentration is too low, appropriate gas is discharged through the exhaust port, and the first oxygen port 6 is filled with oxygen to reduce the oxygen concentration in the culture tank 1 and ensure the pressure in the culture tank 1. pressure.
培养罐1包括外罐体11和内罐体12，内罐体12的外壁与外罐体11的内壁之间形成夹层腔，夹层腔内设置有加热装置；上述设置能够方便、有效地对微生物菌剂培养装置进行加热。The culture tank 1 comprises an outer tank body 11 and an inner tank body 12, an interlayer cavity is formed between the outer wall of the inner tank body 12 and the inner wall of the outer tank body 11, and a heating device is arranged in the interlayer cavity; The bacterial agent cultivation device is heated.
罐体内设置有温度传感器、pH传感器、氧气浓度传感器；上述设置能够有效监测、检测罐体内的温度、pH值和氧气浓度。A temperature sensor, a pH sensor, and an oxygen concentration sensor are arranged in the tank; the above-mentioned settings can effectively monitor and detect the temperature, pH value and oxygen concentration in the tank.
控制器通过控制第一电磁阀、第二电磁阀、加热装置、温度传感器、pH传感器、氧气浓度传感器和蒸汽杀菌装置3，为菌种的生长提供适宜的温度、pH值和氧气浓度，以及无氧环境，确保菌种在无菌环境下生长。The controller provides suitable temperature, pH value and oxygen concentration for the growth of bacteria by controlling the first solenoid valve, the second solenoid valve, heating device, temperature sensor, pH sensor, oxygen concentration sensor and steam sterilization device 3, and no Oxygen environment to ensure the growth of bacteria in a sterile environment.
在本实施方式中，存储罐2顶部设置有第二氧气口和第二氮气口，第二氧气口通过第三电磁阀与氧气罐8连接，第二氮气口通过第四电磁阀与氮气罐15连接；第三电磁阀与第四电磁阀分别与控制器连接。上述设置中能够便于菌剂保存，使得菌剂长期保持活性。In this embodiment, the top of the storage tank 2 is provided with a second oxygen port and a second nitrogen port, the second oxygen port is connected to the oxygen tank 8 through the third solenoid valve, and the second nitrogen port is connected to the nitrogen tank 15 through the fourth solenoid valve. connected; the third solenoid valve and the fourth solenoid valve are respectively connected with the controller. The above-mentioned setting can facilitate the preservation of the bacterial agent, so that the bacterial agent can maintain activity for a long time.
在本实施方式中，蒸汽杀菌装置3包括壳体，壳体内顶部设置有蒸汽发生器13，蒸汽发生器13下方设置有储水槽14，蒸汽发生器13顶部设置有蒸汽口；壳体顶部设置有出气口，出气口分别与培养罐1和若干存储罐2连接；蒸汽发生器13与控制器连接；培养罐1和若干存储罐2一侧底部均设置有出水口。上述设置中，能够有效地对培养罐1和存储罐2进行灭菌，蒸汽发生器13能够将储水槽14内的水变成高温蒸气，高温蒸气从进入培养罐1和若干存储罐2，达到灭菌的效果。In this embodiment, the steam sterilizing device 3 includes a housing, a steam generator 13 is arranged on the top of the housing, a water storage tank 14 is arranged below the steam generator 13, and a steam port is arranged on the top of the steam generator 13; The air outlet is connected to the cultivation tank 1 and several storage tanks 2 respectively; the steam generator 13 is connected to the controller; the bottom of one side of the cultivation tank 1 and several storage tanks 2 are all provided with water outlets. In the above arrangement, the culture tank 1 and the storage tank 2 can be effectively sterilized, the steam generator 13 can turn the water in the water storage tank 14 into high-temperature steam, and the high-temperature steam enters the culture tank 1 and several storage tanks 2 to reach The effect of sterilization.
需要说明的是，出水口均与出水管连接，出水管上设置有阀门，阀门与控制器连接。It should be noted that the water outlets are all connected to the water outlet pipes, the water outlet pipes are provided with valves, and the valves are connected to the controller.
在本实施方式中，加热装置包括设置在夹层腔内的加热电极及设置在培养罐1外与加热电极连接的加热机。上述设置中，加热机通过加热加热电极，从而加热培养罐1。In this embodiment, the heating device includes a heating electrode arranged in the interlayer cavity and a heater arranged outside the culture tank 1 and connected to the heating electrode. In the above arrangement, the heating machine heats the heating electrode to heat the culture tank 1 .
在本实施方式中，加热装置包括设置在夹层腔内的介质及设置在培养罐1外的加热器，夹层腔的进口通过第一循环泵与加热器连接，夹层腔的出口通过第二循环泵与加热器连接。上述设置中，加热器通过加热介质，从而用于加热培养罐1。In this embodiment, the heating device includes a medium arranged in the interlayer chamber and a heater arranged outside the culture tank 1, the inlet of the interlayer chamber is connected to the heater through the first circulation pump, and the outlet of the interlayer chamber is connected through the second circulation pump Connect with heater. In the above arrangement, the heater is used to heat the culture tank 1 by heating the medium.
在本实施方式中，为了实现菌种与发酵液充分混匀，罐体外壁上设置有超声发生器，超声发生器与控制器连接。In this embodiment, in order to fully mix the strain and the fermentation liquid, an ultrasonic generator is provided on the outer wall of the tank, and the ultrasonic generator is connected to the controller.
在本实施方式中，存储罐2为透明材料制成，存储罐2上设置有刻度线。In this embodiment, the storage tank 2 is made of transparent material, and the storage tank 2 is provided with a scale line.
在本实施方式中，为了避免杂菌混入，影响菌剂质量，进水口5通过过滤装置与水箱10连接。In this embodiment, in order to avoid mixing in bacteria and affecting the quality of the bacterial agent, the water inlet 5 is connected to the water tank 10 through a filter device.
对所公开的实施例的上述说明，使本领域专业技术人员能够实现或使用本对所公开的实施例的上述说明，使本领域专业技术人员能够实现或使用本实用新型。对这些实施例的多种修改对本领域的专业技术人员来说将是显而易见的，本文中所定义的一般原理可以在不脱离本实用新型的精神或范围的情况下，在其它实施例中实现。因此，本实用新型将不会被限制于本文所示的这些实施例，而是要符合与本文所公开的原理和新颖性特点相一致的最宽的范围。The above description of the disclosed embodiments enables those skilled in the art to realize or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109576133A (en) * | 2018-12-26 | 2019-04-05 | 湖北省长江水生态研究院有限责任公司 | A kind of microbial bacterial agent culture apparatus and cultural method |
| CN110684664A (en) * | 2019-12-02 | 2020-01-14 | 邯郸市正德节能环保有限公司 | Biological bacterium culture method |
| CN112266882A (en) * | 2020-10-21 | 2021-01-26 | 重庆灵水生物科技有限公司 | Preparation method of micro-ecological probiotic preparation |
| CN113830969A (en) * | 2021-09-09 | 2021-12-24 | 新沂市沂兰绿色材料产业研究院有限公司 | Intelligent microbial treatment chemical wastewater equipment |
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2018
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109576133A (en) * | 2018-12-26 | 2019-04-05 | 湖北省长江水生态研究院有限责任公司 | A kind of microbial bacterial agent culture apparatus and cultural method |
| CN110684664A (en) * | 2019-12-02 | 2020-01-14 | 邯郸市正德节能环保有限公司 | Biological bacterium culture method |
| CN112266882A (en) * | 2020-10-21 | 2021-01-26 | 重庆灵水生物科技有限公司 | Preparation method of micro-ecological probiotic preparation |
| CN113830969A (en) * | 2021-09-09 | 2021-12-24 | 新沂市沂兰绿色材料产业研究院有限公司 | Intelligent microbial treatment chemical wastewater equipment |
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