CN113372252A - System for cyclic utilization extracts astaxanthin from haematococcus pluvialis - Google Patents
System for cyclic utilization extracts astaxanthin from haematococcus pluvialis Download PDFInfo
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- CN113372252A CN113372252A CN202110641289.5A CN202110641289A CN113372252A CN 113372252 A CN113372252 A CN 113372252A CN 202110641289 A CN202110641289 A CN 202110641289A CN 113372252 A CN113372252 A CN 113372252A
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- mixing chamber
- pipeline
- conveying
- astaxanthin
- conveying pipeline
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- JEBFVOLFMLUKLF-IFPLVEIFSA-N Astaxanthin Natural products CC(=C/C=C/C(=C/C=C/C1=C(C)C(=O)C(O)CC1(C)C)/C)C=CC=C(/C)C=CC=C(/C)C=CC2=C(C)C(=O)C(O)CC2(C)C JEBFVOLFMLUKLF-IFPLVEIFSA-N 0.000 title claims abstract description 38
- MQZIGYBFDRPAKN-ZWAPEEGVSA-N astaxanthin Chemical compound C([C@H](O)C(=O)C=1C)C(C)(C)C=1/C=C/C(/C)=C/C=C/C(/C)=C/C=C/C=C(C)C=CC=C(C)C=CC1=C(C)C(=O)[C@@H](O)CC1(C)C MQZIGYBFDRPAKN-ZWAPEEGVSA-N 0.000 title claims abstract description 38
- 229940022405 astaxanthin Drugs 0.000 title claims abstract description 38
- 235000013793 astaxanthin Nutrition 0.000 title claims abstract description 38
- 239000001168 astaxanthin Substances 0.000 title claims abstract description 38
- 241000168517 Haematococcus lacustris Species 0.000 title claims abstract description 26
- 125000004122 cyclic group Chemical group 0.000 title description 3
- 239000000284 extract Substances 0.000 title description 2
- 238000002156 mixing Methods 0.000 claims abstract description 50
- 238000000605 extraction Methods 0.000 claims abstract description 37
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 239000002904 solvent Substances 0.000 claims abstract description 14
- 238000004064 recycling Methods 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000000926 separation method Methods 0.000 claims description 19
- 239000000243 solution Substances 0.000 claims description 19
- 238000004821 distillation Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 10
- 230000016507 interphase Effects 0.000 claims description 6
- 238000009833 condensation Methods 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 239000011259 mixed solution Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 230000008878 coupling Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 5
- 241000168525 Haematococcus Species 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 235000016425 Arthrospira platensis Nutrition 0.000 description 1
- 240000002900 Arthrospira platensis Species 0.000 description 1
- 241000195627 Chlamydomonadales Species 0.000 description 1
- 241000195649 Chlorella <Chlorellales> Species 0.000 description 1
- 241000195628 Chlorophyta Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 229940082787 spirulina Drugs 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000010414 supernatant solution Substances 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C403/00—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone
- C07C403/24—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by six-membered non-aromatic rings, e.g. beta-carotene
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The invention relates to the technical field of astaxanthin extraction, and discloses a system for recycling astaxanthin from haematococcus pluvialis, which comprises a mixing chamber, wherein the left upper side of the mixing chamber is connected with a solvent inlet, the left lower side of the mixing chamber is connected with a solution inlet, a driving motor is arranged right above the mixing chamber, the lower end of the driving motor is connected with a coupler, the lower end of the coupler is connected with a rotating shaft, and the top of the mixing chamber is provided with a connecting piece. The extraction liquid can be extracted circularly, the extraction effect is improved, and the yield of astaxanthin is increased.
Description
Technical Field
The invention relates to the technical field of astaxanthin extraction, in particular to a system for recycling astaxanthin from haematococcus pluvialis.
Background
Haematococcus is a freshwater unicellular green alga belonging to Chlorophyta, Volvocales, Haematococcus and Haematococcus, and can accumulate a large amount of astaxanthin to show red color, so the Haematococcus is named as Haematococcus pluvialis, is also called Haematococcus pluvialis, is an alga food which is found in current scientific community and is rich in nutritional value and medicinal value after spirulina and chlorella, and when the Haematococcus pluvialis is extracted for astaxanthin, an extraction system is used, and although the variety of the astaxanthin extraction system is many, the demand of users still cannot be met.
When the existing astaxanthin extraction system is used, the continuous phase and the disperse phase cannot be driven to rotate together, so that the interphase contact area is small, the extraction mass transfer process is poor, the extraction liquid cannot be subjected to circular extraction, the extraction effect is poor, the yield of astaxanthin is low, and the defects are solved by urgently needing a system for circularly utilizing and extracting astaxanthin from haematococcus pluvialis.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a system for extracting astaxanthin from haematococcus pluvialis by recycling, which solves the problems that the existing astaxanthin extraction system cannot drive a continuous phase and a disperse phase to rotate together when in use, so that the interphase contact area is small, the extraction mass transfer process is poor, and the extraction liquid cannot be extracted circularly, so that the extraction effect is poor, and the yield of astaxanthin is low.
The invention provides the following technical scheme: a system for extracting astaxanthin by cyclic utilization from haematococcus pluvialis comprises a mixing chamber, wherein a solvent inlet is connected to the upper left side of the mixing chamber, a solution inlet is connected to the lower left side of the mixing chamber, a driving motor is installed right above the mixing chamber, the lower end of the driving motor is connected with a shaft coupling, a rotating shaft is connected to the lower end of the shaft coupling, a connecting piece is arranged at the top of the mixing chamber, the lower end of the rotating shaft penetrates through the connecting piece to be connected with a supporting seat at the bottom of the mixing chamber, a plurality of grid plates are arranged on the inner side wall of the mixing chamber, a plurality of rotating discs are installed on the rotating shaft and are positioned inside the mixing chamber, a liquid outlet is connected to the lower right side of the mixing chamber, the right end of the liquid outlet is connected with a first conveying pipeline, and the tail end of the first conveying pipeline is connected with a water inlet of a first conveying pump at the right side, the water outlet of the first conveying pump is connected with a second conveying pipeline, the tail end of the second conveying pipeline is connected with a settling separation chamber on the right side, a liquid outlet at the bottom of the settling separation chamber is connected with a third conveying pipeline, the right end of the third conveying pipeline is connected with a water inlet of a second water conveying pump, a water outlet of the second water conveying pump is connected with a fourth conveying pipeline, the tail end of the fourth conveying pipeline is connected with a distillation tower, a liquid discharge port is formed in the bottom of the distillation tower, the upper right end of the distillation tower is connected with a gas conveying pipeline, the tail end of the gas conveying pipeline is communicated with a gas inlet of an upper right condenser, the lower right end of the condenser is connected with a discharge pipeline, the upper right end of the settling separation chamber is connected with a first return pipeline, the tail end of the first return pipeline is connected with a circulating pump, and the water outlet of the circulating pump is connected with a second return pipeline, the end of the second return pipe is connected with the mixing chamber.
Preferably, the grid plates are vertically arranged at equal intervals and are staggered and stacked with the turntables.
Preferably, the second conveying pipeline, the fourth conveying pipeline and the second return pipeline are all provided with flow meters.
Preferably, one side of the bottom of the mixing chamber is provided with a discharge outlet.
Preferably, the grid plate is shaped like a circular ring.
Preferably, the diameter of the inner ring of the grid plate is equal to that of the turntable.
The system is suitable for a method for recycling and extracting astaxanthin from haematococcus pluvialis, and the method comprises the following steps:
firstly, conveying haematococcus pluvialis solution into a mixing chamber from a solution inlet;
secondly, conveying the solvent into a mixing chamber through a solvent inlet, starting a driving motor to drive a rotating shaft to rotate through a coupler at the moment, so that a plurality of turntables on the rotating shaft rotate, and driving a continuous phase and a disperse phase in a mixed solution containing haematococcus pluvialis solution and the solvent to rotate together by utilizing the mechanical rotation of the turntables and matching with a plurality of grid plates, so that the interphase contact area is increased, and the extraction mass transfer process is strengthened;
driving a first conveying pump to convey the extraction liquid from the liquid outlet to a settling separation chamber by using a first conveying pipeline and a second conveying pipeline, and conveying the lower layer solution containing the astaxanthin to a distillation tower for distillation through a third conveying pipeline and a fourth conveying pipeline after the extraction liquid is separated by the settling separation chamber;
and step four, conveying the astaxanthin-containing gas into a condenser from a gas conveying pipeline, discharging the astaxanthin obtained through condensation of the condenser from a discharge pipeline, starting a circulating pump for the upper-layer solution separated by the settling separation chamber, and flowing back to the mixing chamber by using the first return pipeline and the second return pipeline for circulating treatment.
Compared with the prior art, the invention has the following beneficial effects:
the extraction liquid circulation extraction device is provided with the plurality of grid plates, the rotating discs, the driving motor, the coupling and the rotating shaft, and the mutual matching action among the grid plates, the rotating discs, the driving motor, the coupling and the rotating shaft is utilized, so that the continuous phase and the dispersed phase can be driven to rotate together by utilizing the mechanical rotation of the plurality of rotating discs, the interphase contact area is increased, the extraction mass transfer process is strengthened, and then the extraction liquid can be subjected to circulation extraction by arranging the first return pipeline, the second return pipeline and the circulation pump, so that the extraction effect is improved, and the yield of astaxanthin is increased.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention.
In the figure: 1. a mixing chamber; 2. a solvent inlet; 3. a solution inlet; 4. a drive motor; 5. a coupling; 6. a rotating shaft; 7. a connecting member; 8. a grid plate; 9. a turntable; 10. a supporting seat; 11. a discharge outlet; 12. a liquid outlet; 13. a first delivery conduit; 14. a first delivery pump; 15. a second delivery conduit; 16. a settling separation chamber; 17. a third delivery conduit; 18. a second water delivery pump; 19. a fourth delivery conduit; 20. a distillation column; 21. a liquid discharge port; 22. a gas pipeline; 23. a condenser; 24. an air inlet; 25. a discharge conduit; 26. a first return conduit; 27. a circulation pump; 28. a flow meter; 29. a second return conduit.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, a system for recycling astaxanthin from haematococcus pluvialis comprises a mixing chamber 1, a solvent inlet 2 is connected to the left upper side of the mixing chamber 1, a solution inlet 3 is connected to the left lower side of the mixing chamber 1, a driving motor 4 is installed right above the mixing chamber 1, a coupling 5 is connected to the lower end of the driving motor 4, a rotating shaft 6 is connected to the lower end of the coupling 5, a connecting member 7 is arranged at the top of the mixing chamber 1, the lower end of the rotating shaft 6 passes through the connecting member 7 to be connected with a supporting seat 10 at the bottom of the mixing chamber 1, a plurality of grid plates 8 are arranged on the inner side wall of the mixing chamber 1, a plurality of rotating discs 9 are installed on the rotating shaft 6, the plurality of rotating discs 9 are located inside the mixing chamber 1, and the mechanical rotation of the plurality of rotating discs 9 can be utilized to drive a continuous phase and a disperse phase to rotate together by utilizing the mutual cooperation between the rotating discs 9, increasing the contact area between the phases and strengthening the extraction mass transfer process, wherein the right lower side of the mixing chamber 1 is connected with a liquid outlet 12, the right end of the liquid outlet 12 is connected with a first conveying pipeline 13, the tail end of the first conveying pipeline 13 is connected with the water inlet of a first conveying pump 14 on the right side, the water outlet of the first conveying pump 14 is connected with a second conveying pipeline 15, the tail end of the second conveying pipeline 15 is connected with a settling separation chamber 16 on the right side, the bottom liquid outlet of the settling separation chamber 16 is connected with a third conveying pipeline 17, the right end of the third conveying pipeline 17 is connected with the water inlet of a second water conveying pump 18, the water outlet of the second water conveying pump 18 is connected with a fourth conveying pipeline 19, the tail end of the fourth conveying pipeline 19 is connected with a distillation tower 20, the bottom of the distillation tower 20 is provided with a liquid outlet 21, the right upper end of the distillation tower 20 is connected with a gas conveying pipeline 22, the tail end of the gas conveying pipeline 22 is communicated with the gas inlet 24 of a condenser 23 on the right upper part, the right lower end of the condenser 23 is connected with a discharge pipeline 25, the right upper end of the settling separation chamber 16 is connected with a first return pipeline 26, the tail end of the first return pipeline 26 is connected with a circulating pump 27, the water outlet of the circulating pump 27 is connected with a second return pipeline 29, the tail end of the second return pipeline 29 is connected with the mixing chamber 1, by utilizing the mutual matching action between the two, thereby realizing the circular extraction of the extraction liquid, improving the extraction effect, increasing the yield of the astaxanthin, arranging a plurality of grid plates 8 vertically at equal intervals, and the mixing chamber is staggered and stacked with the plurality of turntables 9, the second conveying pipeline 15, the fourth conveying pipeline 19 and the second return pipeline 29 are all provided with a flowmeter 28, one side of the bottom of the mixing chamber 1 is provided with a discharge port 11, the grid plate 8 is in a ring shape, and the diameter of the inner ring of the grid plate 8 is equal to that of the turntables 9.
The working principle and the using process of the invention are as follows: firstly, conveying a haematococcus pluvialis solution into a mixing chamber 1 from a solution inlet 3;
then, the solvent is conveyed into the mixing chamber 1 through the solvent inlet 2, at the moment, the driving motor 4 is started to drive the rotating shaft 6 to rotate through the coupler 5, so that the plurality of turntables 9 on the rotating shaft 6 rotate, the continuous phase and the dispersed phase in the mixed solution containing haematococcus pluvialis solution and the solvent are driven to rotate together by utilizing the mechanical rotation of the plurality of turntables 9 and matching with the plurality of grid plates 8, the interphase contact area is increased, and the extraction mass transfer process is strengthened;
then, driving a first conveying pump 14 to convey the extraction liquid from the liquid outlet 12 to a settling separation chamber 16 by using a first conveying pipeline 13 and a second conveying pipeline 15, separating by the settling separation chamber 16, and conveying the lower-layer solution containing astaxanthin to a distillation tower 20 through a third conveying pipeline 17 and a fourth conveying pipeline 19 for distillation;
the astaxanthin-containing gas is transported from the gas transport pipe 22 to the condenser 23, astaxanthin obtained by condensation in the condenser 23 is discharged from the discharge pipe 25, and the supernatant solution separated in the sedimentation separation chamber 16 is circulated by starting the circulation pump 27 and flowing back into the mixing chamber 1 through the first return pipe 26 and the second return pipe 29.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A system for recycling astaxanthin from Haematococcus pluvialis comprises a mixing chamber (1), characterized in that; the mixing chamber is characterized in that a solvent inlet (2) is connected to the upper left side of the mixing chamber (1), a solution inlet (3) is connected to the lower left side of the mixing chamber (1), a driving motor (4) is installed right above the mixing chamber (1), the lower end of the driving motor (4) is connected with a coupler (5), the lower end of the coupler (5) is connected with a rotating shaft (6), a connecting piece (7) is arranged at the top of the mixing chamber (1), the lower end of the rotating shaft (6) penetrates through the connecting piece (7) to be connected with a supporting seat (10) at the bottom of the mixing chamber (1), a plurality of grid plates (8) are arranged on the inner side wall of the mixing chamber (1), a plurality of turntables (9) are installed on the rotating shaft (6), the turntables (9) are located inside the mixing chamber (1), and a liquid outlet (12) is connected to the lower right side of the mixing chamber (1), the right end of the liquid outlet (12) is connected with a first conveying pipeline (13), the tail end of the first conveying pipeline (13) is connected with a water inlet of a first conveying pump (14) on the right side, a water outlet of the first conveying pump (14) is connected with a second conveying pipeline (15), the tail end of the second conveying pipeline (15) is connected with a settling separation chamber (16) on the right side, a liquid outlet at the bottom of the settling separation chamber (16) is connected with a third conveying pipeline (17), the right end of the third conveying pipeline (17) is connected with a water inlet of a second water conveying pump (18), a water outlet of the second water conveying pump (18) is connected with a fourth conveying pipeline (19), the tail end of the fourth conveying pipeline (19) is connected with a distillation tower (20), a liquid discharge port (21) is formed in the bottom of the distillation tower (20), and a gas conveying pipeline (22) is connected with the upper right end of the distillation tower (20), the tail end of the gas transmission pipeline (22) is communicated with a gas inlet (24) of an upper right condenser (23), the right lower end of the condenser (23) is connected with a discharge pipeline (25), the upper right end of the settling separation chamber (16) is connected with a first backflow pipeline (26), the tail end of the first backflow pipeline (26) is connected with a circulating pump (27), a water outlet of the circulating pump (27) is connected with a second backflow pipeline (29), and the tail end of the second backflow pipeline (29) is connected with the mixing chamber (1).
2. The system for recycling astaxanthin extraction from Haematococcus pluvialis according to claim 1, wherein: the grid plates (8) are vertically arranged at equal intervals and are staggered and stacked with the turntables (9).
3. The system for recycling astaxanthin extraction from Haematococcus pluvialis according to claim 1, wherein: and flow meters (28) are arranged on the second conveying pipeline (15), the fourth conveying pipeline (19) and the second return pipeline (29).
4. The system for recycling astaxanthin extraction from Haematococcus pluvialis according to claim 1, wherein: one side of the bottom of the mixing chamber (1) is provided with a discharge outlet (11).
5. The system for recycling astaxanthin extraction from Haematococcus pluvialis according to claim 1, wherein: the grid plate (8) is in a ring shape.
6. The system for recycling astaxanthin extraction from Haematococcus pluvialis according to claim 1, wherein: the diameter of the inner ring of the grid plate (8) is equal to that of the turntable (9).
7. The system for recycling astaxanthin extracted from Haematococcus pluvialis according to claim 1, which is applied to a method for recycling astaxanthin extracted from Haematococcus pluvialis, wherein: the method comprises the following steps:
firstly, conveying haematococcus pluvialis solution into a mixing chamber (1) from a solution inlet (3);
secondly, conveying the solvent into the mixing chamber (1) through the solvent inlet (2), starting a driving motor (4) to drive a rotating shaft (6) to rotate through a coupler (5) at the moment, so that a plurality of turntables (9) on the rotating shaft (6) rotate, and driving a continuous phase and a dispersed phase in a mixed solution containing haematococcus pluvialis solution and the solvent to rotate together by utilizing the mechanical rotation of the plurality of turntables (9) and matching with a plurality of grid plates (8), so that the interphase contact area is increased, and the extraction mass transfer process is strengthened;
driving a first conveying pump (14) to convey the extraction liquid from the liquid outlet (12) to a settling separation chamber (16) through a first conveying pipeline (13) and a second conveying pipeline (15), separating through the settling separation chamber (16), and conveying the lower-layer solution containing astaxanthin to a distillation tower (20) through a third conveying pipeline (17) and a fourth conveying pipeline (19) for distillation;
and step four, conveying the astaxanthin-containing gas into a condenser (23) from a gas conveying pipeline (22), discharging astaxanthin obtained through condensation of the condenser (23) from a discharging pipeline (25), and enabling the upper-layer solution separated by the settling separation chamber (16) to flow back into the mixing chamber (1) through a first return pipeline (26) and a second return pipeline (29) by starting a circulating pump (27) for circulating treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110641289.5A CN113372252A (en) | 2021-06-09 | 2021-06-09 | System for cyclic utilization extracts astaxanthin from haematococcus pluvialis |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110641289.5A CN113372252A (en) | 2021-06-09 | 2021-06-09 | System for cyclic utilization extracts astaxanthin from haematococcus pluvialis |
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| CN113372252A true CN113372252A (en) | 2021-09-10 |
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| CN202110641289.5A Pending CN113372252A (en) | 2021-06-09 | 2021-06-09 | System for cyclic utilization extracts astaxanthin from haematococcus pluvialis |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106278971A (en) * | 2015-05-25 | 2017-01-04 | 李树森 | A kind of production extracting method of natural astaxanthin |
| CN207307254U (en) * | 2017-08-14 | 2018-05-04 | 潍坊润安化学科技有限公司 | A kind of extraction kettle |
| CN111217734A (en) * | 2018-11-27 | 2020-06-02 | 云南爱尔康生物技术有限公司 | Method for extracting astaxanthin from haematococcus pluvialis |
| CN212417078U (en) * | 2020-06-05 | 2021-01-29 | 重庆奕翔化工有限公司 | Extraction tower |
-
2021
- 2021-06-09 CN CN202110641289.5A patent/CN113372252A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106278971A (en) * | 2015-05-25 | 2017-01-04 | 李树森 | A kind of production extracting method of natural astaxanthin |
| CN207307254U (en) * | 2017-08-14 | 2018-05-04 | 潍坊润安化学科技有限公司 | A kind of extraction kettle |
| CN111217734A (en) * | 2018-11-27 | 2020-06-02 | 云南爱尔康生物技术有限公司 | Method for extracting astaxanthin from haematococcus pluvialis |
| CN212417078U (en) * | 2020-06-05 | 2021-01-29 | 重庆奕翔化工有限公司 | Extraction tower |
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Application publication date: 20210910 |