CN203999599U - Self-priming gas lift fermentor tank - Google Patents
Self-priming gas lift fermentor tank Download PDFInfo
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- CN203999599U CN203999599U CN201420347328.6U CN201420347328U CN203999599U CN 203999599 U CN203999599 U CN 203999599U CN 201420347328 U CN201420347328 U CN 201420347328U CN 203999599 U CN203999599 U CN 203999599U
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- 239000007788 liquid Substances 0.000 claims abstract description 78
- 238000003756 stirring Methods 0.000 claims abstract description 27
- 230000004888 barrier function Effects 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 18
- 238000001816 cooling Methods 0.000 claims description 16
- 150000001875 compounds Chemical class 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000008247 solid mixture Substances 0.000 claims description 2
- 238000000855 fermentation Methods 0.000 abstract description 17
- 230000004151 fermentation Effects 0.000 abstract description 17
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 238000003786 synthesis reaction Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 9
- 230000003068 static effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 241001148470 aerobic bacillus Species 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000004945 emulsification Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004060 metabolic process Effects 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
A kind of self-priming gas lift fermentor tank, comprise tank body, diffuser, gas barrier, guiding device and be located at the inlet pipe on tank body, vapor pipe, diffuser is cyclone mixer, being located at tank base is connected with inlet pipe, guiding device is located at the top that is positioned at cyclone mixer in tank body, it is characterized in that: guiding device is a guide shell, guide shell is longitudinally arranged on the axis of tank body, on the axis of tank body, be provided with a stir shaft with agitator, stir shaft upper end is stretched out tank body and is connected with motor, stir shaft lower end is connected with cyclone mixer, agitator is located at the lower position in guide shell.The cyclone mixer that the utility model adopts can be along with stir shaft rotation, liquid obtains very high kinetic energy by the cyclone mixer of rotation, while leaving, produce suction function, make the air being inhaled under lower pressure, to enter fermentor tank, and be conducive to air utilization ratio improve, there is feature simple for structure, that gas-liquid mixed is respond well, fermentation efficiency is high, synthesis energy saving highly significant.
Description
Technical field
The utility model relates to a kind of fermentor tank, and especially a kind of being applied in industrialized production, as the self-priming gas lift fermentor tank of aerobic bacteria fermentation.
Background technology
Conventionally there are stirring system, cooling heat radiation system and ventilation bar device of air etc. in aerobic bacteria fermentor tank inside.Along with industry is produced greatly fermentation scale and constantly expanded, separate unit fermentor tank diameter, be highly also multiplied.Fermentor tank diameter increases to present 4m～10m from past 2m～4m; Height increases to present 10m～20m from past 5m～10m.Because power of agitator is directly proportional to 5 powers of stirrer diameter, therefore after the expansion of fermentor tank volume, power of agitator rises at double, causes energy consumption significantly to increase.In tank, liquid layer static pressure increases simultaneously, and enter ullage atmospheric pressure also increases thereupon.Make aerobic bacteria fermentation become high energy consumption industry.
For reducing energy consumption, in recent years exploitation has multiple vertical few stirring and without stirred fermentor, it utilizes compressed air pressure energy, is made gas-liquid homogeneous and is converted into high-speed jet by fluidic device, relend and help guiding device in tank, drive fermentation liquid circulation, fermentation process is evenly carried out in tank.But transform high-speed jet and need certain static energy, make air enter pressure tank and be greater than the required pressure of common air blow tank that band stirs, to ensure larger air push power, although reduced power of agitator consumption, and the rising of air compressor machine top hole pressure causes power consumption to rise, this disappears, and that is long, the few stirring with jet and not energy-conservation without stirred fermentor.Moreover part producing bacterium can not be in the environment of high-speed jet growth metabolism, particularly the high material fluidic device of viscosity is easily blocked, cannot carry out dispersed material.Many microorganism fermentations can not be applied this kind of fermentor tank, and therefore its practical ranges is very limited, needs to improve.
The existing patent No. is the Chinese patent " a kind of Swirling flow airlift fermentation tank " of CN201110143108.2, it comprises tank body, diffuser, gas barrier, the inlet pipe arranging on refrigerating unit and described tank body, vapor pipe, described inlet pipe is connected with diffuser, described vapor pipe is connected with gas barrier, it is characterized in that: described inlet pipe is located at mid-way or the close tank base position of tank base, described vapor pipe is located at the mid-way at tank body top, described diffuser is a cyclone mixer, be located at bottom or close tank base position in tank body, and be connected with inlet pipe, above cyclone mixer, be provided with guiding device, described guiding device is the tubular structure of both ends open, be on the axis that is longitudinally arranged on tank body.This fermentor tank is without whipping appts, fermentation gas-liquid is under the effect of cyclone mixer, to be eddy flow state to mix, move as inner-outer circulation along guiding device, but this cyclone mixer is quiescent operation, can not rotate, gas-liquid mixed needs the air-flow of equivalent pressure to promote, and therefore the effect of gas-liquid mixed is not very desirable, especially can not be applicable to the fermentation of high-viscosity material.
Utility model content
Technical problem to be solved in the utility model is that a kind of simple in structure, self-priming gas lift fermentor tank that gas-liquid mixed is respond well is provided for the above-mentioned state of the art, has the feature of low-consumption high-efficiency, highly versatile.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of self-priming gas lift fermentor tank, comprise tank body, diffuser, gas barrier, guiding device, the inlet pipe arranging on refrigerating unit and described tank body, vapor pipe, inlet pipe is located at tank base or the position near bottom, vapor pipe is located at tank body top, and be connected with gas barrier, diffuser is a cyclone mixer, the bottom of being located in tank body is connected with inlet pipe, guiding device is positioned at the top of cyclone mixer in the middle part of being located in tank body, it is characterized in that: described guiding device is the guide shell of a both ends open, guide shell is longitudinally arranged on the axis of tank body, on the axis of tank body, be provided with a stir shaft with agitator, the upper end of stir shaft is stretched out tank body and is connected with drive-motor, the lower end of stir shaft is connected with cyclone mixer, agitator is located at the lower position in guide shell.
As improvement, described cyclone mixer comprises the inner housing arranging from the inside to the outside, body skin and be the circle-shaped swirl vane being distributed in body skin, between inner housing and body skin, be provided with the circular open entering for the fermented liquid in tank body, the upper end central part of inner housing is provided with the ring flange being connected with the shaft coupling of stir shaft end, the bottom of inner housing is connected rotationally with inlet pipe, the sidepiece of inner housing is provided with pneumatic outlet, in body skin, be separated into the vortex passage for gas-liquid mixed by swirl vane, body skin periphery is provided with the opening throwing away for gas-liquid compound.
As improvement, the bottom of described inner housing is provided with inlet mouth, be provided with the sealing socket that can plant for inlet pipe at inlet mouth place, the lower end of sealing socket is fixed with a seal cartridge, the internal diameter of seal cartridge is greater than the internal diameter of sealing socket, in inlet pipe, be arranged with the wear ring that is running fit with seal cartridge, the sealing that offsets of the upper surface of wear ring and sealing socket, thereby form Packed between cyclone mixer and inlet pipe, be connected rotationally.
As improvement, described agitator is the propeller agitator with axial flow pattern, on stir shaft, be interval with 2～3 plummer-blocks, plummer-block is fixed by support and guide shell, and guide shell is fixed with fermentor tank inwall by support again, wherein the plummer-block of below is positioned at the position near agitator top.
Improve, described refrigerating unit comprises the first cooling jacket of being located at tank body wall and the second cooling jacket of being located at guide shell wall again.
Improve, described the first cooling jacket is arranged on outer wall or inwall or the inside and outside wall of tank body again, and described the second cooling jacket is arranged on outer wall or inwall or the inside and outside wall of guide shell.
Further improve, described gas barrier comprises high performance vortex gas-liquid separator, liquid return tube and evacuated tube, tank body top is inserted in one end of described vapor pipe, the other end connects high performance vortex gas-liquid separator, on high performance vortex gas-liquid separator, be connected with evacuated tube and liquid return tube, the gas-liquid-solid mixture being brought by vapor pipe is after high performance vortex gas-liquid separator is processed, the solid, liquid thing of separating passes back in tank body guide shell by liquid return tube, and the gas of separating is discharged by evacuated tube.
Further improve, the middle part of described guide shell is provided with the entrance that the liquid of return line flows into for liquid.
Compared with prior art, adopt the cyclone mixer of rotation as diffuser, be different from static cyclone mixer, liquid obtains very high kinetic energy by the cyclone mixer of rotation, while leaving, produce suction function, make cyclone mixer inner housing inner chamber produce negative pressure, therefore make the air being inhaled under lower pressure, to enter fermentor tank, even can be less than liquid layer static pressure in tank, this is " self-priming ".In guide shell, be provided with axial flow agitator, make to ferment pot liquid entirety generation center downwards, surrounding circulating upwards, make mixing of materials circulating consumption very low, be applicable to high-viscosity material fermentation, gas-liquid mixed dispersing property is good.The utility model is simple for structure, gas-liquid mixed is respond well, fermentation efficiency is high, synthesis energy saving highly significant.Extensively adapt to the leavened prod of different strain, material, be applicable to transformation or new, expansion project to existing traditional zymotic tank.
Brief description of the drawings
Fig. 1 is the structural representation of the Swirling flow airlift fermentation tank of the utility model embodiment;
Fig. 2 is the structure cross-sectional schematic of the cyclone mixer of the utility model embodiment;
Fig. 3 is the vertical view of Fig. 2.
Embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
As shown in Figures 1 to 3, the self-priming gas lift fermentor tank of the present embodiment, comprise the inlet pipe 11, the vapor pipe 12 that on tank body 1 cylindraceous, diffuser, gas barrier, guiding device, refrigerating unit, whipping appts and tank body 1, arrange, inlet pipe 11 is located at tank body 1 bottom and is connected with diffuser, vapor pipe 12 is located at tank body 1 top, and is connected with gas barrier.
Diffuser is not the simple ring pipe with the aperture that gathers, neither jet gas liquid mixer, but a rotatable cyclone mixer 2 is located at the bottom in tank body 1.Whipping appts comprises stir shaft 4 and agitator 5, stir shaft 4 is arranged on the axis of tank body 1, agitator 5 is arranged on the position of stir shaft 4 bottoms, the upper end of stir shaft 4 is stretched out tank body 1 and is connected with drive-motor 7, the lower end of stir shaft 4 is connected with cyclone mixer 2, and drives cyclone mixer 2 to rotate.Guiding device is the guide shell 3 of a both ends open, coaxially longitudinally be arranged in tank body 1 with stir shaft 4, and directly over cyclone mixer 2, agitator 5 is located at the lower position in guide shell 3, the upper end of guide shell 3 forms is convenient to the hole enlargement mouth 32 that fermented liquid flows into.
The impeller of cyclone mixer 2 similar centrifugal water pumps, comprise inner housing 21, the body skin 22 arranging from the inside to the outside and be the circle-shaped swirl vane 23 being distributed in body skin 22, it is symmetrical up and down that inside and outside housing is cone surface, and coaxially arrange, respectively with the swirl vane entirety that is welded.Body skin 22 centers are empty, the circular open 28 entering for the fermented liquid in tank bodies 1 with inner housing 21 self-assembling formations.Inner housing 21 upper end central part be provided with the ring flange 24 being connected with the shaft coupling 41 of stir shaft 4 ends, the bottom of inner housing 21 is connected with inlet pipe 11, and rotatably arrange, the periphery of inner housing 21 is provided with pneumatic outlet 211.In body skin 22, be separated into the vortex passage 231 for gas-liquid mixed by swirl vane 23, body skin 22 peripheries are provided with the opening 29 throwing away for gas-liquid compound.
When cyclone mixer 2 rotates, fermented liquid enters from its central circular opening 28, throw away from body skin 22 peripheries, the inner vacuum that produces of cyclone mixer 2 simultaneously, attraction air enters, air enters inner housing 21 from inlet pipe 11, after going out inner housing 21 peripheries, enter the vortex passage 231 in body skin 22, in this and fermented liquid Forced Mixing, gas-liquid two-phase is emulsification shape and throws away from cyclone mixer 2 peripheries, because liquid obtains very high kinetic energy by the cyclone mixer 2 of rotation, while leaving, produce suction function, make cyclone mixer inner housing inner chamber produce negative pressure, therefore the air being inhaled into can enter fermentor tank under lower pressure, even can be less than liquid layer static pressure in tank, this is " self-priming ".
Cyclone mixer 2 is such with being connected of inlet pipe 11: the bottom of inner housing 21 is provided with inlet mouth, be provided with the sealing socket 25 that can plant for inlet pipe 11 at inlet mouth place, the lower end of sealing socket 25 is fixed with a seal cartridge 26, the internal diameter of seal cartridge 26 is greater than the internal diameter of sealing socket 25, in inlet pipe 11, be arranged with the wear ring 27 that is running fit with seal cartridge 26, the sealing that offsets of the upper surface of wear ring 27 and sealing socket 25, the engineering plastics that wear ring 27 can adopt self-lubricating are made as tetrafluoroethylene.In sealing structure, seal cartridge 26 belongs to rotating ring, and wear ring 27 belongs to stationary ring, and both form dynamic clearance sealing, can stop fermented liquid to enter inner housing 21.
Agitator 5 is the propeller agitators with axial flow pattern, on stir shaft 4, be interval with 2～3 plummer-blocks 6, fixing by support and guide shell 3, and guide shell 3 is fixed with tank body 1 inwall by support again, for steady running and the good gas-liquid sealing of cyclone mixer 2, wherein the plummer-block 6 of below is positioned at the position near agitator 5 tops, approaches as far as possible with cyclone mixer 2; Like this because tank body 1 center is provided with guide shell 3, and liquid is forced to flow downward, the fermented liquid of the high gas holdup therefore throwing away from cyclone mixer 2 surroundings must upwards flow, arrive behind guide shell 3 tops, gas is upwards discharged from tank body 1 top, fermented liquid enters guide shell 3 inside again, moves downward, thereby form circulating of fermented liquid under the effect of gravity and propeller agitator 5.
Refrigerating unit comprises the first cooling jacket 13 of being located at tank body 1 wall and the second cooling jacket 31 of being located at guide shell 3 walls, send out the cooling area size of calculation of Heat Load according to fermentation, the first cooling jacket 13 can be arranged on outer wall or inwall or the inside and outside wall of tank body 1, the second cooling jacket 31 can be arranged on outer wall or inwall or the inside and outside wall of guide shell 3, and the first cooling jacket 13 and the second cooling jacket 31 have that material is economized, heat interchanging area is large, weld seam high reliability.Gas barrier comprises high performance vortex gas-liquid separator 8, liquid return tube 10 and vapor pipe 12, tank body 1 top is inserted in one end of vapor pipe 12, the other end connects high performance vortex gas-liquid separator 8, on high performance vortex gas-liquid separator 8, be connected with evacuated tube 9 and liquid return tube 10, fermentation form metabolism gas and do not utilize air (general designation tail gas) pass through vapor pipe 12, enter gas barrier, tail gas is done gas-liquid separation through high performance vortex gas-liquid separator 8, the solid-liquid thing carried secretly in tail gas is separated to get off, pass back in tank body 1 by liquid return tube 10, clean air is discharged by evacuated tube 9, exhaust regulating valve door 91 is installed on vapor pipe 9, be provided with the entrance that the liquid of return line 10 flows into for liquid at the middle part of guide shell 3.
Principle of work is such: when cyclone mixer 2 rotates with stir shaft, fermented liquid enters, throws away from body skin 22 peripheries from the circular open 28 between inner and outer shell, and the inner vacuum that produces of cyclone mixer inner housing, attracts air to enter simultaneously.Air enters inner housing 21 by inlet pipe 11, enters the vortex passage 231 in body skin 22 after going out inner housing periphery, and in this and fermented liquid Forced Mixing, gas-liquid two-phase is emulsification shape and throws away from cyclone mixer periphery.Because liquid obtains very high kinetic energy by the cyclone mixer 2 of rotation, while leaving, produce suction function, the air being therefore inhaled into can enter fermentor tank under lower pressure, even can be less than liquid layer static pressure in tank, and this is " self-priming ".Due to cyclone mixer 2 to wherein in the heart square liquid produce downward sucking action, simultaneously the interior liquid of guide shell 3, under agitator 5 effects, also flows downward, make to ferment pot liquid entirety generation center downwards, surrounding circulating upwards.The interior liquid gas of guide shell 3 content is very low like this, moves downward fast; The slow ascension of the very high average rate of surrounding liquid gas content between guide shell 3 and tank body 1, this is " air lift type ".Be different from the circulation of setting up by mechanical stirring in common fermentation tank, also be different from the circulation that ejector drives by high-speed jet, the mixing of materials circulating consumption that cyclone mixer 2 causes is very low, be applicable to high-viscosity material fermentation, gas-liquid mixed dispersing property is good simultaneously, and does not cause microorganism cells to shear damage, contrast traditional aeration-agitation fermentor tank, power of agitator at least can decline 50%, and air pressure can reduce 0.01MPa～0.05Mpa, synthesis energy saving highly significant.
Claims (8)
1. a self-priming gas lift fermentor tank, comprises the inlet pipe, the vapor pipe that on tank body, diffuser, gas barrier, guiding device, refrigerating unit and described tank body, arrange; Inlet pipe is located at tank base or the position near bottom, and vapor pipe is located at tank body top, and is connected with gas barrier; Diffuser is a cyclone mixer, and the bottom of being located in tank body is connected with inlet pipe; Guiding device is positioned at the top of cyclone mixer in the middle part of being located in tank body, it is characterized in that: described guiding device is the guide shell of a both ends open, guide shell is longitudinally arranged on the axis of tank body, on the axis of tank body, be provided with a stir shaft with agitator, the upper end of stir shaft is stretched out tank body and is connected with drive-motor, the lower end of stir shaft is connected with cyclone mixer, and agitator is located at the lower position in guide shell.
2. self-priming gas lift fermentor tank according to claim 1, it is characterized in that: described cyclone mixer comprises the inner housing arranging from the inside to the outside, body skin and be the circle-shaped swirl vane being distributed between inner and outer shell, between inner housing and body skin, be provided with the circular open entering for the fermented liquid in tank body, inner housing upper end central part be provided with the ring flange being connected with the shaft coupling of stir shaft end, the bottom of inner housing is connected rotationally with inlet pipe, the sidepiece of inner housing is provided with pneumatic outlet, in body skin, be separated into the vortex passage for gas-liquid mixed by swirl vane, body skin periphery is provided with the opening throwing away for gas-liquid compound.
3. self-priming gas lift fermentor tank according to claim 2, it is characterized in that: the bottom of described inner housing is provided with inlet mouth, be provided with the sealing socket that can plant for blast main at inlet mouth place, the lower end of sealing socket is fixed with a seal cartridge, the internal diameter of seal cartridge is greater than the internal diameter of sealing socket, in inlet pipe, be arranged with the wear ring that is running fit with seal cartridge, the sealing that offsets of the upper surface of wear ring and sealing socket, thereby form Packed, be connected rotationally.
4. self-priming gas lift fermentor tank according to claim 1, it is characterized in that: described agitator is the propeller agitator with axial flow pattern, on stir shaft, be interval with 2～3 plummer-blocks, plummer-block is fixed by support and guide shell, guide shell is fixed with fermentor tank inwall by support again, and wherein the plummer-block of below is positioned at the position near agitator top.
5. according to the self-priming gas lift fermentor tank described in the arbitrary claim of claim 1 to 4, it is characterized in that: described refrigerating unit comprises the first cooling jacket of being located at tank body wall and the second cooling jacket of being located at guide shell wall.
6. self-priming gas lift fermentor tank according to claim 5, is characterized in that: described the first cooling jacket is arranged on outer wall or inwall or the inside and outside wall of tank body, and described the second cooling jacket is arranged on outer wall or inwall or the inside and outside wall of guide shell.
7. according to the self-priming gas lift fermentor tank described in the arbitrary claim of claim 1 to 4, it is characterized in that: described gas barrier comprises high performance vortex gas-liquid separator, liquid return tube and evacuated tube, tank body top is inserted in one end of described vapor pipe, the other end connects high performance vortex gas-liquid separator, on high performance vortex gas-liquid separator, be connected with evacuated tube and liquid return tube, the gas-liquid-solid mixture being brought by vapor pipe is after high performance vortex gas-liquid separator is processed, that separates consolidates, liquid thing passes back in tank body by liquid return tube, the gas of separating is discharged by evacuated tube.
8. self-priming gas lift fermentor tank according to claim 7, is characterized in that: the middle part of described guide shell is provided with the entrance that the liquid of return line flows into for liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420347328.6U CN203999599U (en) | 2014-06-26 | 2014-06-26 | Self-priming gas lift fermentor tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420347328.6U CN203999599U (en) | 2014-06-26 | 2014-06-26 | Self-priming gas lift fermentor tank |
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| CN203999599U true CN203999599U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420347328.6U Expired - Lifetime CN203999599U (en) | 2014-06-26 | 2014-06-26 | Self-priming gas lift fermentor tank |
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| Country | Link |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105219618A (en) * | 2014-06-26 | 2016-01-06 | 陆飞浩 | Self-priming aerial fermentation tank |
| CN105273996A (en) * | 2015-09-15 | 2016-01-27 | 南平正大欧瑞信生物科技开发有限公司 | Strain activation apparatus |
| CN109415672A (en) * | 2015-12-28 | 2019-03-01 | 味之素株式会社 | Gas Stirring formula installation for fermenting |
| CN114307935A (en) * | 2022-01-06 | 2022-04-12 | 南京工业大学 | Novel airlift reactor with self-suction aeration structure |
| CN114350484A (en) * | 2021-12-20 | 2022-04-15 | 董江宁 | Yeast culture bottle |
-
2014
- 2014-06-26 CN CN201420347328.6U patent/CN203999599U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105219618A (en) * | 2014-06-26 | 2016-01-06 | 陆飞浩 | Self-priming aerial fermentation tank |
| CN105219618B (en) * | 2014-06-26 | 2018-01-30 | 陆飞浩 | Self-priming aerial fermentation tank |
| CN105273996A (en) * | 2015-09-15 | 2016-01-27 | 南平正大欧瑞信生物科技开发有限公司 | Strain activation apparatus |
| CN105273996B (en) * | 2015-09-15 | 2018-06-19 | 南平正大欧瑞信生物科技开发有限公司 | A kind of actication of culture equipment |
| CN109415672A (en) * | 2015-12-28 | 2019-03-01 | 味之素株式会社 | Gas Stirring formula installation for fermenting |
| CN114350484A (en) * | 2021-12-20 | 2022-04-15 | 董江宁 | Yeast culture bottle |
| CN114307935A (en) * | 2022-01-06 | 2022-04-12 | 南京工业大学 | Novel airlift reactor with self-suction aeration structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141210 |