CN113943638A - A fermentation cylinder for fermented sweet fermented flour sauce - Google Patents
A fermentation cylinder for fermented sweet fermented flour sauce Download PDFInfo
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- CN113943638A CN113943638A CN202111268711.3A CN202111268711A CN113943638A CN 113943638 A CN113943638 A CN 113943638A CN 202111268711 A CN202111268711 A CN 202111268711A CN 113943638 A CN113943638 A CN 113943638A
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- A23L27/24—Synthetic spices, flavouring agents or condiments prepared by fermentation
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- A23L27/60—Salad dressings; Mayonnaise; Ketchup
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- C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
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- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
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- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/30—Means for regulation, monitoring, measurement or control, e.g. flow regulation of concentration
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Abstract
The fermentation tank for fermenting the sweet fermented flour paste comprises a fermentation tank body, wherein the fermentation tank body is a sealed tank body, and the top of the tank body is provided with a feeding hole, an air regulating device and a stirring device; the tank body of the fermentation tank body is divided into an upper tank body and a lower tank body by a middle partition plate, and the bottom of the upper tank body is provided with a discharge hole; the middle partition plate is provided with a valve plate so as to transfer the sweet fermented flour paste in the upper tank body into the lower tank body for secondary fermentation by opening the valve plate; the upper tank body and the lower tank body are internally provided with an independent heat exchange coil and an independent stirring structure; still be provided with the adsorption tube in the lower tank body, the adsorption tube is one end confined cavity ceramic tube body, and its intussuseption is filled with the adsorbent that is used for adsorbing nitrite to then the shaping has the through-hole of intercommunication pellicle on the body. The invention can divide aerobic fermentation into two steps, influence and control the fermentation conditions of the two steps of fermentation, and adsorb nitrite produced in the fermentation process in the secondary fermentation process.
Description
Technical Field
The invention relates to the technical field of food processing, in particular to a fermentation tank for fermenting sweet fermented flour paste.
Background
Fermentation processes are widely used in the food industry, the biological and chemical industry, and are processes for preparing microbial cells themselves or direct or secondary metabolites by means of the vital activities of microorganisms under aerobic or anaerobic conditions. The fermentation is a process of decomposing organic substances by organisms.
The sweet flour paste, also called sweet paste, is a semi-solid paste which is prepared by using flour as a main raw material, cooking, making koji by using aspergillus oryzae, and fermenting and brewing, has sweet and salty taste and sauce fragrance and ester fragrance, and is suitable for cooking and dipping dishes such as green Chinese onions, cucumbers, roast ducks and the like. In the process of preparing the sweet fermented flour paste, fermentation is the key for influencing the quality of the sweet fermented flour paste, and in the fermentation process, a large amount of starch in flour which is cooked and gelatinized is decomposed into dextrin, maltose and glucose by using amylase generated by aspergillus oryzae; meanwhile, the protein is decomposed into various amino acids by the action of protease secreted by aspergillus oryzae, so that the sweet fermented flour paste has sweet and fresh taste and special flavor.
In order to save cost and adapt to different fermentation processes, a common fermentation tank in the prior art is generally simple in structure, and when the fermentation tank is used, raw materials are generally only added into the fermentation tank and are allowed to be freely fermented; the fermentation of the sweet fermented flour paste is a complex biochemical change process, which comprises hydrolysis of starch and hydrolysis of protein, and the substances such as amino acid and saccharide are generated, and the yeast, bacteria and aroma-producing enzyme system thereof in sauce mash further decompose and synthesize the amino acid, the saccharide, the organic acid and the like to generate more complex aroma and flavor-producing substances and form specific taste and flavor; in addition, during the fermentation of the sweet fermented flour paste, salt is required to inhibit the growth of harmful microorganisms, but the salt has a remarkable inhibiting effect on the activity of amylase and protease, so long-time fermentation is required, and the content of nitrite in the sweet fermented flour paste is increased due to the overlong fermentation time and the increase of salt in raw materials, so that a large burden is caused on a human metabolic system.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a fermentation tank for fermentation of sweet fermented flour paste, so as to solve the above-mentioned drawbacks in the technical background.
The technical problem solved by the invention is realized by adopting the following technical scheme:
a fermentation tank for sweet fermented flour paste fermentation comprises a fermentation tank body, wherein the fermentation tank body is a sealed tank body, the top of the tank body is provided with a feed inlet and an air regulating device, and a stirring device extending into the bottom of a volume cavity of the fermentation tank body is arranged in the middle of the top of the tank body; the feed inlet is sealed and closed through a sealing cover; the fermentation tank body is characterized in that an air pump is arranged in the air regulating device, different pressure regulating gases are selectively pumped into the fermentation tank body by the air pump to regulate the pressure of the fermentation tank body, the part of the air regulating device, which correspondingly extends into the fermentation tank body, is an aeration pipe, the aeration pipe is a rigid pipe body subjected to corrosion protection treatment, extends downwards into the bottom of the fermentation tank body, and aeration holes are arranged at intervals in the height direction of the aeration pipe;
the tank body of the fermentation tank body is divided into an upper tank body and a lower tank body by a middle partition plate, the upper tank body is a primary fermentation tank, the lower tank body is a secondary fermentation tank, and a discharge hole is formed in the bottom of the lower tank body; the middle partition plate is provided with a valve plate so that the sweet fermented flour paste in the upper tank body can be transferred into the lower tank body for secondary fermentation by opening the valve plate; independent heat exchange coil pipes are arranged in the upper tank body and the lower tank body and serve as heat preservation units; the stirring device is provided with independent stirring structures at positions corresponding to the upper tank body and the lower tank body;
the lower tank body is also internally provided with a plurality of adsorption tubes which are transversely arranged in the lower tank body and are staggered with the heat exchange coil and the independent stirring structure in the lower tank body for position fixing; the adsorption tube comprises a hollow ceramic tube body with one closed end, an adsorbent used for adsorbing nitrite is filled in a hollow cavity of the hollow ceramic tube body, the adsorbent is a gel adsorbent, the outer side of the adsorbent is wrapped by a semipermeable membrane, and a through hole communicated with the semipermeable membrane is formed on the tube surface of the hollow ceramic tube body.
As a further limitation, a sensor unit for monitoring the temperature, humidity and oxygen content in the fermentation tank is arranged in the fermentation tank body, and a display unit for displaying the temperature, humidity and oxygen content is arranged on the sealing cover.
As a further limitation, the sealing cover used for sealing on the feed port is a double-layer sealing cover, a resin sealing glue filling port is arranged on the sealing edge of the sealing cover, and the sealing performance of the sealing cover is improved by filling the sealing glue after sealing.
As a further limitation, the top of the fermentation tank body is provided with a motor support, and a driving motor is arranged on the motor support to be connected with a stirring device to be used as power input.
By way of further limitation, the independent stirring structure is a stirring blade or a combined stirring rod.
By way of further limitation, the independent stirring structure in the upper tank further comprises an ultrasonic disperser, so that ultrasonic dispersion is carried out in the upper tank in the early stage of primary fermentation to improve the distribution uniformity of the seasonings and the auxiliary agents.
As a further limitation, the bottom of the lower tank body is provided with a fermentation liquid filter frame for filtering out the redundant fermentation liquid generated in the lower tank body so as to ensure the viscosity and the taste of the fermented sweet fermented flour paste.
The length of the adsorption pipe is 1/4-1/3 of the diameter of the lower tank body, the diameter of the adsorption pipe is 30-50 mm, and the aperture of a through hole in the adsorption pipe is 3-5 mm.
As a further limitation, the bottom of the lower tank body is also provided with a manhole, and the middle partition plate is arranged to be a detachable structure, so that an operator can clean the inner cavity of the fermentation tank body at regular intervals.
Has the advantages that: the fermentation tank body divides the fermentation process into two fermentation processes with controllable fermentation conditions to carry out efficient fermentation circulation, can improve the fermentation effect by controlling the fermentation conditions, improves the fermentation efficiency by stirring, and simultaneously effectively adsorbs nitrite generated in the fermentation process by arranging an adsorption tube matched with a stirring device in the secondary fermentation process, thereby improving the product quality and improving the food safety;
the fermentation tank can be used for the aerobic fermentation process of food, is particularly suitable for the fermentation treatment of the sweet fermented flour paste, and can improve the richness and the nutritional value of the taste of the sweet fermented flour paste through two times of fermentation.
Drawings
FIG. 1 is a schematic diagram of a preferred embodiment of the present invention.
Wherein: 1. a speed reducer; 2. a sealing cover; 3. a feed inlet; 4. an aeration pipe; 5. a gas regulating device; 6. an aeration hole; 7. a first heat exchange coil liquid outlet; 8. a first heat exchange coil; 9. a liquid inlet of the first heat exchange coil; 10. a middle partition plate; 11. a second heat exchange coil liquid outlet; 12. an adsorption tube; 13. a second heat exchange coil; 14. a liquid inlet of the second heat exchange coil; 15. a fermentation liquor filter frame; 16. a surplus fermentation liquor outlet; 17. a combined stirring rod; 18. a tank body is arranged; 19. a stirring paddle; 20. feeding the tank body; 21. an ultrasonic disperser; 22. a motor support; 23. the motor is driven.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
It should be noted that if directional indications (such as according to the upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship, movement, etc. of the components in a specific posture (according to the figure), and if the specific posture is changed, the directional indications are changed accordingly.
In the following examples, it will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
Referring to fig. 1, a preferred embodiment of a fermentation tank for sweet fermented flour paste fermentation, in this embodiment, the fermentation tank is dedicated to sweet fermented flour paste fermentation, and the main body of the fermentation tank is a fermentation tank body, the fermentation tank body is formed by stainless steel materials and has a vacuum heat-insulating interlayer, the fermentation tank body is a sealed tank body, only the top is provided with a feed inlet 3, and the bottom is provided with a discharge outlet. The feed port 3 is sealed by a sealing cover 2, the sealing cover 2 is a double-layer sealing cover, a resin sealant filling port is arranged at the sealing edge of the sealing cover, and the sealing performance of the sealing cover is improved by filling the sealing sealant after sealing; the interior of the fermentation tank body is divided into an upper half cavity structure and a lower half cavity structure by a middle partition plate 10 with a valve plate, namely an upper tank body 20 and a lower tank body 18, and a discharge hole is formed in the bottom of the lower tank body 18 and used for taking out the fermented sweet fermented flour paste.
The two sides of the upper part of the fermentation tank body, which correspond to the feed inlet 3, are respectively provided with an air regulating device 5 and a stirring device. Be provided with the air pump in the air adjusting device 5, air adjusting device 5 selects the pump to go into different pressure regulating gas through this air pump and comes to carry out the pressure regulating to the fermentation cylinder jar body, and air adjusting device 5 is connected with the aeration pipe 4 that stretches into in the fermentation cylinder jar body in the side of giving vent to anger of air pump, and this aeration pipe 4 is through anticorrosive treatment's galvanized steel pipe, and aeration pipe 4 stretches into fermentation cylinder jar body bottom downwards to the interval is provided with aeration hole 5 on the direction of height of aeration pipe 4. The stirring device comprises a power part and a working unit, wherein the power part comprises a driving motor 23, the driving motor 23 is fixed in position through a motor support 22 arranged at the top of the fermentation tank body, the output end of the driving motor 23 is connected with a speed reducer 1 and is connected with a rotating shaft through the speed reducer 1, the lower part of the rotating shaft extends into the bottom of the fermentation tank body, and independent stirring structures are respectively arranged at positions corresponding to the upper tank body 20 and the lower tank body 18.
In this embodiment, the upper tank 20 is a primary fermentation tank, the material fed from the feeding port 3 is fermented in the upper tank 20, the corresponding independent stirring structure in the upper tank 20 includes a stirring blade 19 disposed at the lower part of the upper tank 20 and an ultrasonic disperser 21 disposed at the upper part of the upper tank 20, the stirring blade 19 is used for physical stirring by using the blade structure, and the ultrasonic disperser 21 can perform ultrasonic dispersion at the initial stage of primary fermentation in the upper tank 20 to improve the uniformity of distribution of the seasoning and the auxiliary agent; be provided with first heat exchange coil 8 in the upper tank body 20, this first heat exchange coil 8 introduces the hot water of specific temperature from first heat exchange coil inlet 9 of lower part, then discharges from first heat exchange coil outlet 7 on upper portion to keep circulating, can adjust and keep the fermentation temperature in the upper tank body 20.
The lower tank 18 is a secondary fermentation tank, and after the sweet fermented flour paste in the upper tank 20 is fermented for the first time, the valve plate on the middle partition plate 10 is opened, and the sweet fermented flour paste in the upper tank 20 can be fed into the lower tank 18 for secondary fermentation by matching with the stirring of the stirring blade 19. The lower tank 18 is provided with two combined stirring rods 17 with the same structure, the two combined stirring rods 17 are respectively arranged at the upper part and the lower part of the lower tank 18 for physical stirring, the lower tank 18 is internally provided with a second heat exchange coil 13 with the same structure as the first heat exchange coil 8, the second heat exchange coil 13 introduces hot water with specific temperature from a second heat exchange coil inlet 14 at the lower part, and then discharges the hot water from a second heat exchange coil outlet 11 at the upper part, and circulation is kept, so that the fermentation temperature in the lower tank 18 can be adjusted and kept. Meanwhile, an assembly baffle is arranged on the right side of the lower tank body 18, a gap is formed between the assembly baffle and the side wall of the fermentation tank body, a pressure relief pipe is arranged on the outer side of the gap, an adsorption pipe 12 is arranged on the assembly baffle corresponding to the position of the lower tank body 18, the adsorption pipe 12 is provided with a plurality of pipes, a second heat exchange coil 13 in the lower tank body 18 is transversely arranged in the lower tank body 18 and staggered with the arrangement, and the upper and lower combined type stirring rods 17 are fixed in position, the adsorption pipe 12 comprises an assembly part for assembling on the assembly baffle and a hollow ceramic pipe body fixedly connected with the assembly part into a whole and arranged on one side of the assembly part, the left end of the hollow ceramic pipe body is sealed, a gel-state adsorbent for adsorbing nitrite is filled in a hollow pipe cavity of the hollow ceramic pipe body, a semi-permeable membrane is wrapped on the outer side of the gel-state adsorbent, and a communication semi-permeable membrane if a through hole is formed on the pipe surface of the hollow ceramic pipe body of the adsorption pipe 12, in this embodiment, the length of the absorption tube 12 is 1/3 mm in diameter of the lower can 18 and 45mm in diameter, and the diameter of the through hole on the tube surface corresponding to the hollow ceramic tube body is 4 mm.
The upper tank body 20 and the lower tank body 18 are respectively provided with an independent temperature sensor, a humidity sensor and an oxygen content sensor, and the reading ends of the corresponding temperature sensor, humidity sensor and oxygen content sensor are a liquid crystal panel which is arranged on one side surface of the fermentation tank body, so that an operator can conveniently know the environmental conditions of the upper tank body 20 and the lower tank body 18 and can perform feedback adjustment after the environmental conditions change. Realize through first heat exchange coil 8 and second heat exchange coil 13 when carrying out the temperature feedback adjustment, spout into pressurization water smoke through the aeration hole 6 of the last particular position of switching aeration pipe 4 when carrying out humidity feedback adjustment and realize, and the aeration hole 6 through the last particular position of switching aeration pipe 4 utilizes the air to carry out the aeration when carrying out the oxygen content feedback adjustment and realizes.
In this embodiment, in order to further improve the fermentation effect of the secondary fermentation, a fermentation liquid filter frame 15 is disposed at the bottom of the lower tank 18, a tube with a valve is disposed at the lower portion of the fermentation liquid filter frame 15, and the tube is connected to the excess fermentation liquid outlet 16, so as to filter out excess fermentation liquid generated in the lower tank 18 when the amount of fermentation liquid in the lower tank 18 is excessive, thereby ensuring the viscosity and taste of the sweet fermented flour paste after the secondary fermentation.
In this embodiment, in order to conveniently overhaul, maintain and clean the fermentation tank body, the bottom of the lower tank body 18 is provided with a manhole, and the intermediate partition plate 10 is set to be a detachable structure, so that an operator can conveniently enter the inner cavity of the fermentation tank body to overhaul, maintain and clean the inner cavity regularly.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. A fermentation tank for fermenting sweet fermented flour paste is characterized by comprising a fermentation tank body, wherein the fermentation tank body is a sealed tank body, the top of the tank body is provided with a feed inlet and an air regulating device, and a stirring device extending into the bottom of a volume cavity of the fermentation tank body is arranged in the middle of the top of the tank body; the feed inlet is sealed and closed through a sealing cover; the fermentation tank body is characterized in that an air pump is arranged in the air regulating device, different pressure regulating gases are selectively pumped into the fermentation tank body by the air pump to regulate the pressure of the fermentation tank body, the part of the air regulating device, which correspondingly extends into the fermentation tank body, is an aeration pipe, the aeration pipe is a rigid pipe body subjected to corrosion protection treatment, extends downwards into the bottom of the fermentation tank body, and aeration holes are arranged at intervals in the height direction of the aeration pipe;
the tank body of the fermentation tank body is divided into an upper tank body and a lower tank body by a middle partition plate, the upper tank body is a primary fermentation tank, the lower tank body is a secondary fermentation tank, and a discharge hole is formed in the bottom of the lower tank body; the middle partition plate is provided with a valve plate so that the sweet fermented flour paste in the upper tank body can be transferred into the lower tank body for secondary fermentation by opening the valve plate; independent heat exchange coil pipes are arranged in the upper tank body and the lower tank body and serve as heat preservation units; the stirring device is provided with independent stirring structures at positions corresponding to the upper tank body and the lower tank body;
the lower tank body is also internally provided with a plurality of adsorption tubes which are transversely arranged in the lower tank body and are staggered with the heat exchange coil and the independent stirring structure in the lower tank body for position fixing; the adsorption tube comprises a hollow ceramic tube body with one closed end, an adsorbent used for adsorbing nitrite is filled in a hollow cavity of the hollow ceramic tube body, the adsorbent is a gel adsorbent, the outer side of the adsorbent is wrapped by a semipermeable membrane, and a through hole communicated with the semipermeable membrane is formed on the tube surface of the hollow ceramic tube body.
2. The fermentation tank for fermented sweet fermented flour paste according to claim 1, wherein a sensor unit for monitoring temperature, humidity and oxygen content in the fermentation tank is provided in the fermentation tank body, and a display unit for displaying the temperature, humidity and oxygen content is provided on the sealing cover.
3. The fermenter for sweet fermented flour paste according to claim 1, wherein the sealing cover for sealing at the feed inlet is a double-layer sealing cover, and a resin sealant filling port is provided at a sealing edge thereof, and is filled with a sealant after sealing.
4. The fermenter for fermenting sweet fermented flour paste according to claim 1, wherein a motor support is provided at the top of the fermenter body, and a stirring device is connected as a power input by mounting a driving motor on the motor support.
5. The fermenter for sweet fermented flour paste of claim 1, wherein the independent stirring structure is a stirring blade or a combined stirring rod.
6. The fermenter for sweet fermented flour paste according to claim 1, wherein the separate stirring structure in the upper tank further comprises an ultrasonic disperser to perform ultrasonic dispersion at the beginning of the primary fermentation in the upper tank.
7. The fermentation tank for the fermentation of the sweet fermented flour paste according to claim 1, wherein the bottom of the lower tank body is provided with a fermentation liquid filter frame for filtering out the excess fermentation liquid generated in the lower tank body so as to ensure the viscosity and the mouthfeel of the fermented sweet fermented flour paste.
8. The fermentation tank for sweet fermented flour paste according to claim 1, wherein the length of the adsorption tube is 1/4-1/3 mm in diameter of the lower tank body and 30-50 mm in diameter, and the diameter of the through hole on the adsorption tube is 3-5 mm.
9. The fermentation tank for the fermentation of the sweet fermented flour paste according to claim 1, wherein the bottom of the lower tank body is further provided with a manhole, and the middle partition plate is provided with a detachable structure.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111268711.3A CN113943638A (en) | 2021-10-29 | 2021-10-29 | A fermentation cylinder for fermented sweet fermented flour sauce |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111268711.3A CN113943638A (en) | 2021-10-29 | 2021-10-29 | A fermentation cylinder for fermented sweet fermented flour sauce |
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| CN113943638A true CN113943638A (en) | 2022-01-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114568493A (en) * | 2022-04-06 | 2022-06-03 | 河北新希望天香乳业有限公司 | Fermentation equipment and method for dairy products |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016061846A1 (en) * | 2014-10-23 | 2016-04-28 | 湖南屎壳郎环境科技有限公司 | Inclined bottom air intake type aerobic fermentation reactor and aerobic fermentation reaction method thereof |
| CN208104422U (en) * | 2018-03-21 | 2018-11-16 | 江西英泰瑞生物科技有限公司 | A kind of cold granulation installation for fermenting of SFG second order fermentation |
| CN112175819A (en) * | 2020-09-29 | 2021-01-05 | 重庆德庄农产品开发有限公司 | Real-time supervision formula accuse temperature fermentation cylinder |
| CN113402041A (en) * | 2021-06-09 | 2021-09-17 | 葛哈特·施密特 | Novel drinking water filtering and adsorbing water purifier |
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2021
- 2021-10-29 CN CN202111268711.3A patent/CN113943638A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016061846A1 (en) * | 2014-10-23 | 2016-04-28 | 湖南屎壳郎环境科技有限公司 | Inclined bottom air intake type aerobic fermentation reactor and aerobic fermentation reaction method thereof |
| CN208104422U (en) * | 2018-03-21 | 2018-11-16 | 江西英泰瑞生物科技有限公司 | A kind of cold granulation installation for fermenting of SFG second order fermentation |
| CN112175819A (en) * | 2020-09-29 | 2021-01-05 | 重庆德庄农产品开发有限公司 | Real-time supervision formula accuse temperature fermentation cylinder |
| CN113402041A (en) * | 2021-06-09 | 2021-09-17 | 葛哈特·施密特 | Novel drinking water filtering and adsorbing water purifier |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114568493A (en) * | 2022-04-06 | 2022-06-03 | 河北新希望天香乳业有限公司 | Fermentation equipment and method for dairy products |
| CN114568493B (en) * | 2022-04-06 | 2023-07-07 | 河北新希望天香乳业有限公司 | Fermentation equipment and method for dairy products |
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Application publication date: 20220118 |