CN207362214U - Continuously ferment system - Google Patents
Continuously ferment system Download PDFInfo
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- CN207362214U CN207362214U CN201720837830.9U CN201720837830U CN207362214U CN 207362214 U CN207362214 U CN 207362214U CN 201720837830 U CN201720837830 U CN 201720837830U CN 207362214 U CN207362214 U CN 207362214U
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Abstract
The utility model provides one kind and continuously ferments system, is related to Fermentation Engineering apparatus field, solves the low technical problem of the method high energy consumption of separating alcohol in situ and efficiency in fermentation process existing in the prior art.The system of continuously fermenting, including material-compound tank, culture tank, nitrogen gas generating device, air-breather, Steam soak device, temperature-adjusting device and ethanol collection device；Culture pot bottom is equipped with air inlet pipe, and the nitrogen efferent duct of the input end of air inlet pipe, the air outlet conduits of air-breather and nitrogen gas generating device is connected by three-way valve；Air outlet pipe is equipped with the top of fermentation tank, air outlet pipe is connected with the air inlet of Steam soak device, purged and be dehydrated by nitrogen in the gas outlet of Steam soak device from the mixed gas that fermentation tank is stripped off, mixed gas is after the condenser of ethanol collection device collects ethanol, into for separating the gas-liquid separator with water nitrogen.The utility model is used for the production of continuously fermenting of ethanol.
Description
Technical field
Fermentation Engineering apparatus field is the utility model is related to, more particularly, to a kind of system of continuously fermenting for ethanol.
Background technology
Ethanol is important Organic Chemicals and solvent.In recent years, since the continuous rise of crude oil price, weather become
Warm, energy crisis etc. influences, and the ethanol produced by fermentation method is increasingly subject to people as bio-fuel and biological-based chemicals
Attention.Ethanol can be used as gasoline, and have the advantages that renewable, combustion cleaning.Given birth at present by biomass material
Producing and ethanol generally uses batch fermentation technique, since product can produce thalline very strong feedback inhibition in fermentation process,
Therefore production intensity is low, and reactor efficiency is low, and culture medium concentration is low, and the dosage of water is very big, and obtained product design is very
It is low.Such as alcohol production is mainly fermented using multi-stage batch, the cycle is long, cell density is low, it can only obtain 8 in zymotic fluid~
The ethanol of 10wt%.It is very high using the separated cost of traditional rectifying for the fermented product of above-mentioned low concentration, in fermentation method ethanol
In energy consumption, distillation technique accounts for 45~50%.
Separating alcohol in situ is to eliminate the effective approach that ethanol suppresses, realizes continuous ethanol fermentation, can improve fermentation
Efficiency, the efficiency for improving ferment strength, improving reactor, while simplify separation and purifying process.But current separation in situ
The method of ethanol still has the problem of high energy consumption and low efficiency, this becomes one of Pinch technology of production for restricting ethanol.
Utility model content
Continuously ferment system the purpose of this utility model is to provide one kind, to solve existing in the prior art fermented
The method high energy consumption of separating alcohol in situ and the low technical problem of efficiency in journey.
The technical solution of the utility model is：One kind is continuously fermented system, including material-compound tank, culture tank, nitrogen fill
Put, air-breather, Steam soak device, temperature-adjusting device and ethanol collection device；
Connected between the material-compound tank and culture tank by materail tube；
The air-breather includes sequentially connected air compressor, surge tank and sterilization device, air flow meter, air stream
Adjustable valve, is provided with moisture trap on the air inlet of the sterilization device and gas outlet；
Nitrogen gas generating device includes nitrogen gas generator, nitrogen compressor, nitrogen storage tank and nitrogen flow regulating valve；It is described
Nitrogen storage tank is equipped with safety valve and pressure gauge；
Vapor permeable membrane is equipped with the Steam soak device；
The bottom of the material-compound tank is connected with the nitrogen efferent duct of nitrogen gas generating device, and nitrogen efferent duct is equipped with nitrogen control
Valve processed, nitrogen enter the material-compound tank by the nitrogen inlet, and the material in material-compound tank is mixed by nitrogen；
The culture tank is equipped with agitating device, the stirring motor that the agitating device includes being arranged on culture tank upper end with
And the agitating paddle for extending to the culture tank tank interior set on the rotor of the stirring motor；
The culture tank is inside and outside two layers, and outer layer is chuck layer, and internal layer is the cavity for culture, inside the chuck layer
Equipped with spiralling flow deflector, the chuck layer is divided into two independent spirality channels, two institutes by the flow deflector
Spirality channel is stated respectively positioned at the first passage on the flow deflector top, and the second channel positioned at flow deflector lower part, institute
The inlet tube for stating chuck layer is arranged on the lower end of the chuck layer, and the outlet of the chuck layer is arranged on the upper of the chuck layer
End, the inlet tube of the chuck layer include the branched pipe for connecting first passage and second channel with outlet；
The temperature-adjusting device includes hot-water cylinder and cold water tank, and heater is equipped with the hot-water cylinder；
The outlet pipe of the hot-water cylinder, the outlet pipe of cold water tank, the steam outlet pipe of steam generator and the folder of culture tank
The inlet tube of jacket layer is connected by four-way valve, and the outlet of the chuck layer of the culture tank is connected with tank；
The culture tank includes seeding tank and fermentation tank, is connected between the seeding tank and fermentation tank by culture transferring pipe；
The ethanol collection device includes condenser and gas-liquid separator；
The culture pot bottom is equipped with air inlet pipe, and the port of export of the air inlet pipe in culture tube is equipped with gas distributor,
The nitrogen efferent duct of the input end of the air inlet pipe, the air outlet conduits of air-breather and nitrogen gas generating device passes through triple valve
Door connection；
Air outlet pipe is equipped with the top of fermentation tank, the air outlet pipe is connected with the air inlet of Steam soak device, from fermentation tank vapour
The mixed gas put forward is purged by nitrogen in the gas outlet of Steam soak device and is dehydrated, and mixed gas collects dress by ethanol
After the condenser put collects ethanol, into for separating the gas-liquid separator with water nitrogen, water and nitrogen, gas-liquid separator are separated
Recycle-water outlet pipe connected with tank；The recycling nitrogen outlet pipe of gas-liquid separator is connected with nitrogen compressor, the nitrogen of recycling
It is sent into by nitrogen compressor in the nitrogen storage tank.
Preferably, the outlet pipe of the tank, the water inlet pipe of hot-water cylinder, the water inlet pipe of cold water tank are connected by triple valve
Connect.
Preferably, the inlet tube of the culture transferring pipe connects the bottom of the seeding tank, the outlet connection of the culture transferring pipe
The bottom of the fermentation tank, sets hydraulic pump on the culture transferring pipe.
Preferably, the gas distributor is flat or tubular type or the gas of hollow fiber form polymer ultrafiltration membrane composition
Distributor.
Preferably, the air-breather further includes filtrated air distributor, and the filtrated air distributor is arranged on described
Between sterilization device and culture tank, the filtrated air distributor is connected with the culture tank by vent line, and the ventilation
Breather valve is set on pipeline.
Preferably, the seeding tank includes first class seed pot and secondary seed tank, the first class seed pot and secondary seed
Tank is connected by culture transferring pipe.
Preferably, the fermentation tank is equipped with temperature sensor, pH sensors and the dissolved oxygen sensor of monitoring fermentation condition.
Preferably, the fermentation tank also sets glucose sensor and ethanol sensor.
Preferably, the system of continuously fermenting further includes the control device of control fermentation condition, the temperature sensor, second
Alcohol sensor, pH sensors, dissolved oxygen sensor and glucose sensor are connected with the control device；The control device
Fermentation condition is adjusted according to the signal value of sensor.
Preferably, the control device includes controller, display and control panel.
The beneficial effects of the utility model are：Nitrogen air lift and Steam soak are combined into the original position point for ethanol
From using the efficient separating capacity of vapor permeable membrane, the water or organic solvent produced by during preferentially passes through film, due to steam
Process of osmosis film both sides are gas phase compositions, and the condensed tail of air lift process can be directly utilized without phase transformation, and through side
Air-blowing is swept, and therefore, the energy consumption of Steam soak process is low.
Brief description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the frame diagram of the utility model fermentation system；
Fig. 2 is that the utility model continuously ferments the structure diagram of system.
Embodiment
To make the purpose of this utility model, technical solution and advantage clearer, below by the technology of the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not before creative work is made
Obtained all other embodiment is put, belongs to the scope that the utility model is protected.
As shown in Figs. 1-2, the utility model provides one kind and continuously ferments system, including material-compound tank, culture tank, nitrogen hair
Generating apparatus 13, air-breather, Steam soak device 11, temperature-adjusting device and ethanol collection device 12；
Connected between the material-compound tank and culture tank by materail tube；
The air-breather includes sequentially connected air compressor, surge tank and sterilization device, air flow meter, air stream
Adjustable valve, is provided with moisture trap on the air inlet of the sterilization device and gas outlet；
Nitrogen gas generating device 13 includes nitrogen gas generator, nitrogen compressor, nitrogen storage tank and nitrogen flow regulating valve；Institute
State nitrogen storage tank and be equipped with safety valve and pressure gauge；
Vapor permeable membrane is equipped with the Steam soak device 11；
The bottom of the material-compound tank is connected with the nitrogen efferent duct of nitrogen gas generating device 13, and nitrogen efferent duct is equipped with nitrogen
Control valve, nitrogen enter the material-compound tank by the nitrogen inlet, and the material in material-compound tank is mixed by nitrogen.Thing
Material is usually liquid water and the mixing of solid medium component, is delivered to before culture filling, and material is sufficiently mixed in material-compound tank,
Make solid-state support based component to be substantially dissolved in water, being stirred liquid using agitating device under normal conditions mixes logistics, still
Agitating device adds the complexity of dispensing jar structure, and agitating device is located in tank and is contacted with material, cleaning after use
Inconvenience, material easily remain, and easy microbiological contamination after long-time, may influence normal fermented and cultured, band is poured into material-compound tank
There is the nitrogen of certain pressure intensity, make the tumble mixed under the action of air-flow of the logistics in material-compound tank, can also realize the effect fully dissolved
Fruit.
The culture tank is equipped with agitating device, the stirring motor that the agitating device includes being arranged on culture tank upper end with
And the agitating paddle 3 for extending to the culture tank tank interior set on the rotor of the stirring motor；
The culture tank is inside and outside two layers, and outer layer is chuck layer, and internal layer is the cavity for culture, inside the chuck layer
Equipped with spiralling flow deflector 2, the chuck layer is divided into two independent spirality channels by the flow deflector 2, two
The spirality channel is respectively the first passage 21 positioned at 2 top of flow deflector, and is led to positioned at the second of 2 lower part of flow deflector
Road 22, the inlet tube of the chuck layer are arranged on the lower end of the chuck layer, and the outlet of the chuck layer is arranged on the folder
The upper end of jacket layer, the inlet tube of the chuck layer include the branch for connecting first passage 21 and second channel 22 with outlet
Pipe；By setting chuck layer, avoid using coil pipe, simplify aerobic fermentation system structure, easy to culture tank internal washing；It is logical
Cross setting spiral flow deflector 22 and chuck layer is divided into spirality channel, the stream of the fluid for controlling culture tank temperature
It is dynamic, connect fluid at the same time in first passage 21 with second channel 22 respectively, can ensure the inner wall of culture tank with for controlling
The fluid contact of culture tank temperature processed, strengthens heat-conducting effect.
The temperature-adjusting device includes hot-water cylinder and cold water tank, and heater is equipped with the hot-water cylinder；
As optional embodiment, the system of continuously fermenting further includes bactericidal unit, and the bactericidal unit includes net
Hydrophone and steam generator, the water outlet connection steam generator of the water purifier, the water inlet connection moisturizing of the water purifier
Pipe；Water removes most of impurity in water by water purifier before entering steam generator, it is possible to increase steam generator produces
The efficiency of steam, effectively reduces the incrustation scale residual of steam generator, prevents steam generator internal duct from blocking, extend steam hair
The service life of raw device.
The outlet pipe of the hot-water cylinder, the outlet pipe of cold water tank, the steam outlet pipe of steam generator and the folder of culture tank
The inlet tube of jacket layer is connected by four-way valve, and the outlet of the chuck layer of the culture tank is connected with tank；Pass through four-way valve
Connection, simplifies the structure of pipeline, and the inlet tube of the chuck layer of a culture tank just can meet, the regulation and control of temperature in culture tank,
Avoid the pipe-line system of complexity；
When needing sterilizing, the steam outlet pipe of steam generator and the inlet tube of chuck layer are connected by the four-way valve, to
Steam is passed through in chuck, heating jacket layer, sterilizes culture tank；
Cultivation stage, the temperature that temperature sensor is shown, when cultivation temperature is higher than the preference temperature of microculture, leads to
The outlet pipe of the four-way valve connection cold water tank and the inlet tube of chuck layer are crossed, cold water is passed through into chuck layer, reduces culture tank
Interior temperature；When cultivation temperature is less than the preference temperature of microculture, the outlet pipe of hot-water cylinder is connected by the four-way valve
With the inlet tube of chuck layer, hot water is passed through into chuck layer, improves temperature in culture tank.
The culture tank includes seeding tank and fermentation tank, is connected between the seeding tank and fermentation tank by culture transferring pipe.
The ethanol collection device 12 includes condenser and gas-liquid separator 14；
The culture pot bottom is equipped with air inlet pipe, and the port of export of the air inlet pipe in culture tube is equipped with gas distributor,
The nitrogen efferent duct of the input end of the air inlet pipe, the air outlet conduits of air-breather and nitrogen gas generating device 13 passes through threeway
Valve connects.Gas distributor enters in culture tank easy to gas, is uniformly distributed, and improves mass-transfer efficiency.
Air outlet pipe is equipped with the top of fermentation tank, the air outlet pipe is connected with the air inlet of Steam soak device 11, from fermentation tank
The mixed gas being stripped off is purged by nitrogen in the gas outlet of Steam soak device 11 and is dehydrated, and mixed gas is received by ethanol
After the condenser of acquisition means 12 collects ethanol, into for separating the gas-liquid separator 14 with water nitrogen, water and nitrogen, gas are separated
The recycle-water outlet pipe of liquid/gas separator 14 is connected with tank；The recycling nitrogen outlet pipe of gas-liquid separator 14 connects with nitrogen compressor
Connect, the nitrogen of recycling is sent into the nitrogen storage tank by nitrogen compressor.
As optional embodiment, the outlet pipe of the tank, the water inlet pipe of hot-water cylinder, the water inlet pipe of cold water tank lead to
Cross triple valve connection.Water in chuck layer enters tank from chuck layer, and the water in tank flows back to hot-water cylinder and cold water tank again,
Realize the recycling of chuck layer water, save water resource.
As optional embodiment, the inlet tube of the culture transferring pipe connects the bottom of the seeding tank, the culture transferring pipe
Outlet connect the bottom of the fermentation tank, hydraulic pump is set on the culture transferring pipe.
As optional embodiment, the gas distributor is flat or tubular type or hollow fiber form polymer ultrafiltration
The gas distributor of film composition.
As optional embodiment, the seeding tank includes first class seed pot and secondary seed tank, the first order seed
Tank is connected with secondary seed tank by culture transferring pipe.The setting of two-stage seeding tank is in order to obtain the required sufficient amount of bacterium of fermentation
Body, on the basis of first order seed culture and then is expanded to the secondary seed culture of seeding tank, seed is expanded the numerous and work of rejuvenation
With.Required sufficient amount of thalline is provided for fermentation process.
As optional embodiment, the fermentation tank be equipped with the monitoring temperature sensor of fermentation condition, pH sensors with
And dissolved oxygen sensor.Because alcohol fermentation early period being the microbial reproduction phase, microbial growth needs oxygen at this time, when micro- life
Thing runs up to a certain amount of carry out alcohol fermentation, and glucose fermentation is under anaerobic ethanol by microorganism at this time.Therefore need
According to the different growth phase of microorganism, different dissolved oxygen conditions is controlled.Microorganism for alcohol fermentation is usually ferment of making wine
It is female.
As optional embodiment, the system of continuously fermenting further includes pH regulating devices, the pH regulating devices bag
Include including fill acidic liquid sour tank, fill akaline liquid alkali tank, the culture tank is connected with the sour tank by acid tube, institute
Culture tank is stated to connect by alkali pipe with the alkali tank；Sour tank peristaltic pump and alkali tank is respectively equipped with acid tube and the alkali pipe to wriggle
Pump, the peristaltic pump is interior to be equipped with flowmeter.The setting of flowmeter prevents easy to the addition of control acidic materials and alkaline matter
It is excessive that excessive addition causes pH to adjust.
As optional embodiment, the fermentation tank also sets glucose sensor and ethanol sensor.Second sensor
For monitoring the content of ethanol in zymotic fluid, stop being stripped when ethanol content is less than Antimicrobial amount, when ethanol contains
Amount strips when producing suppression to microbial fermentation；Glucose sensor is used for the concentration for monitoring the glucose in zymotic fluid,
When concentration of glucose is less than the concentration described in microbial fermentation in zymotic fluid, glucose is supplemented into fermentation tank by material-compound tank
Solution, is carried out continuously fermentation.
As optional embodiment, the system of continuously fermenting further includes the control device of control fermentation condition, described
Temperature sensor, ethanol sensor, pH sensors, dissolved oxygen sensor and glucose sensor connect with the control device
Connect；The control device adjusts fermentation condition according to the signal value of sensor.Optionally embodiment, the control device
Including controller, display and control panel.The signal of the controller receiving sensor monitoring, concurrently regulates and controls fermentation condition
Corresponding operating, can show temperature in fermentation process, pH, dissolved oxygen numerical value on the display, and glucose and ethanol is dense
Degree.
The above, is only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model discloses
Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with the power
Subject to the protection domain that profit requires.
Claims (10)
- The system 1. one kind is continuously fermented, it is characterised in that including material-compound tank, culture tank, nitrogen gas generating device (13), ventilation dress Put, Steam soak device (11), temperature-adjusting device and ethanol collection device (12)；Connected between the material-compound tank and culture tank by materail tube；The air-breather includes sequentially connected air compressor, surge tank and sterilization device, air flow meter, air mass flow tune Valve is saved, moisture trap is provided with the air inlet of the sterilization device and gas outlet；Nitrogen gas generating device (13) includes nitrogen gas generator, nitrogen compressor, nitrogen storage tank and nitrogen flow regulating valve；It is described Nitrogen storage tank is equipped with safety valve and pressure gauge；Vapor permeable membrane is equipped with the Steam soak device (11)；The bottom of the material-compound tank is connected with the nitrogen efferent duct of nitrogen gas generating device (13), and nitrogen efferent duct is equipped with nitrogen control Valve processed, nitrogen enter the material-compound tank by the nitrogen inlet, and the material in material-compound tank is mixed by nitrogen；The culture tank is equipped with agitating device, and the agitating device includes being arranged on stirring motor and the institute of culture tank upper end State the agitating paddle (3) for extending to the culture tank tank interior set on the rotor of stirring motor；The culture tank is inside and outside two layers, and outer layer is chuck layer, and internal layer is the cavity for culture, and the chuck layer is internally provided with The chuck layer is divided into two independent spirality channels by spiralling flow deflector (2), the flow deflector (2), two The spirality channel is respectively the first passage (21) positioned at the flow deflector (2) top, and positioned at flow deflector (2) lower part Second channel (22), the inlet tube of the chuck layer are arranged on the lower end of the chuck layer, and the outlet of the chuck layer is set In the upper end of the chuck layer, the inlet tube of the chuck layer includes connecting first passage (21) and second channel with outlet (22) branched pipe；The temperature-adjusting device includes hot-water cylinder and cold water tank, and heater is equipped with the hot-water cylinder；The outlet pipe of the hot-water cylinder, the outlet pipe of cold water tank, the steam outlet pipe of steam generator and the chuck layer of culture tank Inlet tube connected by four-way valve, the outlet of the chuck layer of the culture tank is connected with tank；The culture tank includes seeding tank and fermentation tank, is connected between the seeding tank and fermentation tank by culture transferring pipe；The ethanol collection device (12) includes condenser and gas-liquid separator (14)；The culture pot bottom is equipped with air inlet pipe, and the port of export of the air inlet pipe in culture tube is equipped with gas distributor, described The nitrogen efferent duct of the input end of air inlet pipe, the air outlet conduits of air-breather and nitrogen gas generating device (13) passes through triple valve Door connection；Air outlet pipe is equipped with the top of fermentation tank, the air outlet pipe is connected with the air inlet of Steam soak device (11), from fermentation tank vapour The mixed gas put forward is purged by nitrogen in the gas outlet of Steam soak device (11) and is dehydrated, and mixed gas is received by ethanol After the condenser of acquisition means (12) collects ethanol, into for separating the gas-liquid separator (14) with water nitrogen, water and nitrogen are separated Gas, the recycle-water outlet pipe of gas-liquid separator (14) are connected with tank；The recycling nitrogen outlet pipe and nitrogen of gas-liquid separator (14) Compressor connects, and the nitrogen of recycling is sent into the nitrogen storage tank by nitrogen compressor.
- 2. system according to claim 1 of continuously fermenting, it is characterised in that the outlet pipe of the tank, hot-water cylinder Water inlet pipe, the water inlet pipe of cold water tank are connected by triple valve.
- 3. system according to claim 1 of continuously fermenting, it is characterised in that the inlet tube of the culture transferring pipe connects the kind The bottom of sub- tank, the outlet of the culture transferring pipe connect the bottom of the fermentation tank, hydraulic pump are set on the culture transferring pipe.
- 4. system according to claim 1 of continuously fermenting, it is characterised in that the gas distributor is flat or tubular type Or the gas distributor of hollow fiber form polymer ultrafiltration membrane composition.
- 5. system according to claim 1 of continuously fermenting, it is characterised in that the air-breather further includes filtrated air point Cloth device, the filtrated air distributor are arranged between the sterilization device and culture tank, the filtrated air distributor with it is described Culture tank is connected by vent line, and sets breather valve on the vent line.
- 6. system according to claim 1 of continuously fermenting, it is characterised in that the seeding tank includes first class seed pot and two Level seeding tank, the first class seed pot are connected with secondary seed tank by culture transferring pipe.
- 7. system according to claim 1 of continuously fermenting, it is characterised in that the fermentation tank is equipped with monitoring fermentation condition Temperature sensor, pH sensors and dissolved oxygen sensor.
- 8. system according to claim 7 of continuously fermenting, it is characterised in that the fermentation tank also set glucose sensor with And ethanol sensor.
- 9. system according to claim 8 of continuously fermenting, it is characterised in that the system of continuously fermenting further includes control hair The control device of ferment condition, the temperature sensor, ethanol sensor, pH sensors, dissolved oxygen sensor and glucose sensing Device is connected with the control device；The control device adjusts fermentation condition according to the signal value of sensor.
- 10. system according to claim 1 of continuously fermenting, it is characterised in that the control device includes controller, display Device and control panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720837830.9U CN207362214U (en) | 2017-07-11 | 2017-07-11 | Continuously ferment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720837830.9U CN207362214U (en) | 2017-07-11 | 2017-07-11 | Continuously ferment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207362214U true CN207362214U (en) | 2018-05-15 |
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ID=62422537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201720837830.9U Active CN207362214U (en) | 2017-07-11 | 2017-07-11 | Continuously ferment system |
Country Status (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106337062A (en) * | 2016-08-26 | 2017-01-18 | 南阳理工学院 | Cassava high-concentration mash alcohol fermentation method achieving automatic and continuous material supplementing |
| CN113308411A (en) * | 2021-07-09 | 2021-08-27 | 广东海纳川生物科技股份有限公司 | Culture method and application of bacillus subtilis |
-
2017
- 2017-07-11 CN CN201720837830.9U patent/CN207362214U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106337062A (en) * | 2016-08-26 | 2017-01-18 | 南阳理工学院 | Cassava high-concentration mash alcohol fermentation method achieving automatic and continuous material supplementing |
| CN113308411A (en) * | 2021-07-09 | 2021-08-27 | 广东海纳川生物科技股份有限公司 | Culture method and application of bacillus subtilis |
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