CN114699950A - Filter equipment of bio-pharmaceuticals extract - Google Patents
Filter equipment of bio-pharmaceuticals extract Download PDFInfo
- Publication number
- CN114699950A CN114699950A CN202210128503.1A CN202210128503A CN114699950A CN 114699950 A CN114699950 A CN 114699950A CN 202210128503 A CN202210128503 A CN 202210128503A CN 114699950 A CN114699950 A CN 114699950A
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- China
- Prior art keywords
- liquid medicine
- filtering
- liquid
- filter cotton
- bearing tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229960000074 biopharmaceutical Drugs 0.000 title claims abstract description 24
- 239000007788 liquid Substances 0.000 claims abstract description 151
- 239000003814 drug Substances 0.000 claims abstract description 138
- 229920000742 Cotton Polymers 0.000 claims abstract description 48
- 238000001914 filtration Methods 0.000 claims abstract description 40
- 238000001179 sorption measurement Methods 0.000 claims abstract description 38
- 238000003756 stirring Methods 0.000 claims abstract description 30
- 239000000706 filtrate Substances 0.000 claims abstract description 12
- 238000001125 extrusion Methods 0.000 claims description 11
- 238000000605 extraction Methods 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000012535 impurity Substances 0.000 abstract description 18
- 238000000926 separation method Methods 0.000 abstract description 6
- 238000003825 pressing Methods 0.000 abstract description 3
- 241001465754 Metazoa Species 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 108091005804 Peptidases Proteins 0.000 description 1
- 108010064851 Plant Proteins Proteins 0.000 description 1
- 239000004365 Protease Substances 0.000 description 1
- 102100037486 Reverse transcriptase/ribonuclease H Human genes 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000006037 cell lysis Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 235000021118 plant-derived protein Nutrition 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/003—Filters in combination with devices for the removal of liquids
- B01D36/008—Means to filter or treat the separated liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/02—Combinations of filters of different kinds
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention provides a filtering device for a bio-pharmaceutical extracting solution, which comprises a liquid medicine bearing tank for bearing liquid medicine, wherein a stirring assembly for stirring and accelerating filtration is arranged inside the liquid medicine bearing tank, a liquid outlet of the liquid medicine bearing tank is communicated to a collecting box, adsorption filter cotton for adsorption filtration is arranged inside the collecting box, a hydraulic telescopic rod for extruding the adsorption filter cotton is arranged on one side of the adsorption filter cotton, and the collecting box is also connected with a filtrate discharge pipe. According to the invention, the liquid medicine in the liquid medicine bearing tank is stirred by the stirring assembly to accelerate liquid medicine separation, so that the time consumed by filtering is reduced, the adsorption filter cotton is extruded by pressing down the hydraulic telescopic rod, the impurity residue in the liquid medicine is reduced, and the purity of the extracting solution is improved.
Description
Technical Field
The invention relates to the technical field of liquid medicine filtration, in particular to a filtering device for a biological pharmaceutical extracting solution.
Background
The extract is a solution for extracting a certain substance. The common plant protein extract generally contains a cell lysis component and a protease-inhibiting component. In the biopharmaceutical field, the extract of animals and plants is often used, and the extract needs to be filtered and purified after extraction, so that impurities in the extract are removed.
Traditional extract is when filtering the purification, often need use sediment or filtration, and when using the mode of precipitation to go to miscellaneous purification, it is consuming time more to precipitate, need consume more time and wait for the sediment, and simultaneously at the sediment in-process, because inside impurity is too much, a lot of slight fibre impurity also can drop along with the filtration pore, and then makes actual filter effect not ideal.
Disclosure of Invention
The invention provides a filtering device for a biopharmaceutical extracting solution, and aims to solve the technical problem of excessive filtering time consumption in the prior art.
A filter equipment of bio-pharmaceuticals extract which characterized in that: the liquid medicine bearing tank comprises a liquid medicine bearing tank body used for bearing liquid medicine, wherein a stirring assembly used for stirring and accelerating filtration is arranged inside the liquid medicine bearing tank body, a liquid outlet of the liquid medicine bearing tank is communicated to a collecting tank, adsorption filter cotton used for adsorption filtration is arranged inside the collecting tank, one side of the adsorption filter cotton is provided with a hydraulic telescopic rod used for extruding the adsorption filter cotton, and the collecting tank is further connected with a filtrate discharge pipe.
The filter equipment of bio-pharmaceuticals extract, wherein: the liquid medicine bearing tank top is offered the inlet pipe that is used for pouring into the extract, liquid medicine bearing tank bottom side the liquid outlet position be equipped with be used for right liquid medicine carries jar interior liquid medicine to carry out filterable primary filter screen.
The filter equipment of bio-pharmaceuticals extract, wherein: the bottom of the liquid medicine bearing tank is arc-shaped, an arc-shaped bulge is arranged in the middle of the liquid medicine bearing tank, and a discharge pipe for discharging medicine dregs is arranged at a sunken position in the bottom of the liquid medicine bearing tank.
The filter equipment of bio-pharmaceuticals extract, wherein: the collecting box has two, and two collecting boxes are located the liquid medicine bears the both sides of jar, can support the liquid medicine bears the jar.
The filter equipment of bio-pharmaceuticals extract, wherein: the stirring subassembly includes by the rotatory bracing piece of outside motor drive, the bracing piece with liquid medicine bearing tank inner wall top surface and underrun form rotatable coupling through rotating the seat, fixedly connected with is used for filtering the stirring net of stirring on the bracing piece.
The filter equipment of bio-pharmaceuticals extract, wherein: an electromagnetic valve for controlling liquid medicine discharge is arranged between the two collecting boxes, the electromagnetic valve is communicated with the collecting boxes through a filtrate discharge pipe, and the filtrate discharge pipe is connected to the side wall of the bottom of each collecting box.
The filter equipment of bio-pharmaceuticals extract, wherein: the elastic roller assembly is arranged at the position where the hydraulic telescopic rod is contacted with the adsorption filter cotton, the elastic roller assembly comprises two support frames for supporting and fixing, the support frames are fixedly connected with the inner wall of the collecting box, the support frames are connected with support roller shafts through torsional springs in a rotating mode, the support roller shafts are provided with secondary filter screens for filtering, and the secondary filter screens are located between the primary filter screens and the flow channels of the adsorption filter cotton.
The filtration device of bio-pharmaceuticals extract, wherein: the end part of the hydraulic telescopic rod is fixedly connected with an extrusion block used for extruding the adsorption filter cotton, the bottom of the hydraulic telescopic rod is fixedly connected with a supporting block used for supporting, and the supporting block is fixedly connected with the side wall of the top of the liquid medicine bearing tank.
The filter equipment of bio-pharmaceuticals extract, wherein: one side fixedly connected with that the extrusion piece is close to primary filter screen is used for right primary filter screen carries out clear silica gel brush.
The invention has the beneficial effects that: the stirring assembly stirs the liquid medicine in the liquid medicine bearing tank to accelerate liquid medicine separation, impurities in extracting solution are prevented from being accumulated at the bottom of the liquid medicine bearing tank, the liquid medicine in the liquid medicine bearing tank is discharged through the filter screen and then enters the collecting box, the liquid medicine after the liquid medicine bearing tank is stirred and separated is secondarily filtered through the elastic absorbing roller assembly, the impurities remained in the liquid medicine are reduced, the liquid medicine drops to the upper side of the absorbing filter cotton through the elastic absorbing roller assembly, the absorbing filter cotton absorbs the liquid medicine, the absorption is completed, the hydraulic telescopic rod presses down to extrude the absorbing filter cotton, the liquid medicine absorbed in the absorbing filter cotton is discharged through the extrusion, the impurities remained in the liquid medicine can be absorbed by the absorbing filter cotton, the liquid medicine in the liquid medicine bearing tank is stirred through the stirring assembly to accelerate the liquid medicine separation, the filtering time is reduced, the absorbing filter cotton is extruded through the hydraulic telescopic rod pressing down, reduce the impurity residue in the liquid medicine and improve the purity of the extracting solution.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic side view of the perspective structure of the present invention;
FIG. 3 is a schematic structural view of a front cross section of the filter cotton extruded and adsorbed by the hydraulic telescopic rod of the present invention;
FIG. 4 is a schematic cross-sectional view of the elastic take-up assembly of the present invention;
description of reference numerals: 1-a liquid medicine carrying tank; 2-a stirring component; 3-a collection box; 4-adsorbing filter cotton; 5-elastic roller-retracting component; 6-hydraulic telescopic rod; 11-primary filter screen; 12-a feed pipe; 13-a discharge pipe; 21-a support bar; 22-stirring net; 23-a rotating seat; 31-filtrate discharge pipe; 32-solenoid valves; 51-a support frame; 52-support roller shafts; 53-secondary filter screen; 61-an extrusion block; 62-a support block; 611-silica gel brush.
Detailed Description
Referring to fig. 1-4, the present invention provides a filtering apparatus for bio-pharmaceutical extract, including a liquid medicine carrying tank 1 for carrying liquid medicine, a stirring assembly 2 for stirring to accelerate filtering is disposed inside the liquid medicine carrying tank 1, two collecting boxes 3 for supporting the liquid medicine carrying tank 1 are fixedly connected to two sides of the liquid medicine carrying tank 1, adsorption filter cotton 4 for adsorption filtering is disposed inside each collecting box 3, elastic roller assemblies 5 for secondary filtering are disposed above each adsorption filter cotton 4, and hydraulic telescopic rods 6 for squeezing the adsorption filter cotton 4 are disposed above each elastic roller assembly 5.
In this embodiment: the liquid medicine bearing tank 1 is used for bearing extracted crude liquid, after the crude liquid enters the liquid medicine bearing tank 1, the stirring component 2 is driven by an external motor to stir the liquid medicine in the liquid medicine bearing tank 1 to accelerate liquid medicine separation, meanwhile, impurities in extracting liquid are prevented from being accumulated at the bottom of the liquid medicine bearing tank 1 to prevent the liquid medicine from being discharged through filter screens arranged at two sides of the bottom of the liquid medicine bearing tank 1, the liquid medicine in the liquid medicine bearing tank 1 is discharged through the filter screens and then enters the collecting box 3, the collecting box 3 is used for collecting the liquid medicine separated by the liquid medicine bearing tank 1, the separated liquid medicine is collected and temporarily stored, meanwhile, the bottom of the liquid medicine bearing tank 1 is supported, after the liquid medicine enters the collecting box 3, the liquid medicine stirred and separated by the liquid medicine bearing tank 1 is secondarily filtered through the elastic collecting roller component 5, the impurities remained in the liquid medicine are reduced, the filtering efficiency is improved, and the liquid medicine residues adsorbed on the adsorption filter cotton 4 are reduced, the service life of the adsorption filter cotton 4 is prolonged, the liquid medicine drops to the position above the adsorption filter cotton 4 through the elastic roller assembly 5, the adsorption filter cotton 4 adsorbs the liquid medicine, residual impurities in the liquid medicine are filtered while adsorbing, after the adsorption filter cotton 4 is completely adsorbed, the adsorption filter cotton 4 is extruded by pressing down the hydraulic telescopic rod 6, the liquid medicine adsorbed in the adsorption filter cotton 4 is discharged through extrusion, the residual impurities in the liquid medicine can be adsorbed by the adsorption filter cotton 4, the stainless steel filter screen is wrapped outside the adsorption filter cotton 4 and used for protecting the adsorption filter cotton 4, the adsorption filter cotton 4 is prevented from being broken and falling off when being repeatedly extruded, the liquid medicine is polluted, the residual liquid medicine after the filtration is collected by the discharge collecting box 3, compared with the traditional filtration, the device can stir the liquid medicine in the liquid medicine bearing tank 1 through the stirring assembly 2 to accelerate the separation of the liquid medicine, reduce to filter consuming time, bear jar 1 and elasticity through the liquid medicine and receive roller set 5, adsorb filter pulp 4 and carry out multiple stage filtration to the liquid medicine, reduce the impurity residue in the liquid medicine, improve the purity of extract.
The top of the liquid medicine bearing tank 1 is provided with a feeding pipe 12 for injecting extracting solution, and the feeding pipe 12 is used for injecting the extracting solution to be subjected to impurity removal of plants or animals into the liquid medicine bearing tank 1 from the outside; two sides of the bottom of the liquid medicine bearing tank 1 are provided with primary filter screens 11 for filtering liquid medicine in the liquid medicine bearing tank 1, the primary filter screens 11 are used for primarily filtering the liquid medicine in the liquid medicine bearing tank 1 to reduce the impurity content in the liquid medicine, and the liquid medicine filtered by the primary filter screens 11 enters the collecting tank 3; the bottom of the liquid medicine bearing tank 1 is arc-shaped, the middle of the liquid medicine bearing tank is provided with an arc-shaped bulge, and two discharge pipes 13 for discharging medicine dregs are arranged at the sunken part of the bottom of the liquid medicine bearing tank 1; because arrange material pipe 13 and set up in liquid medicine bearing tank 1 bottom depression department liquid medicine bearing tank 1 and filter remaining impurity and can pile up here, can carry out the cleanness to liquid medicine bearing tank 1 with remaining impurity discharge after filtering through arranging material pipe 13.
The stirring component 2 comprises a supporting rod 21 for supporting, stirring nets 22 (preferably in a sheet shape) for filtering and stirring are fixedly connected to two sides of the supporting rod 21, and the supporting rod 21 is rotatably connected with the top surface and the bottom surface of the inner wall of the liquid medicine bearing tank 1 through a rotating seat 23; when outside motor drive bracing piece 21 rotated, bracing piece 21 drove stirring net 22 and rotates, stirs the inside liquid medicine of liquid medicine bearing tank 1, and liquid medicine separation is avoided the liquid medicine to pile up in liquid medicine bearing tank 1 bottom simultaneously with higher speed.
An electromagnetic valve 32 for controlling the discharge of the liquid medicine is arranged between the two collecting boxes 3, and the electromagnetic valve 32 is fixedly connected with the collecting boxes 3 through two filtrate discharge pipes 31; the filtrate discharge pipe 31 is connected to the bottom side wall of the collecting box 3, and is used for discharging and collecting the liquid medicine discharged after the adsorption filter cotton 4 is extruded, when the hydraulic telescopic rod 6 is pressed down, the electromagnetic valve 32 is opened, and the liquid medicine extruded and overflowed by the adsorption filter cotton 4 in the collecting box 3 is discharged through the filtrate discharge pipe 31 so as to be collected.
The end parts of the hydraulic telescopic rods 6 are fixedly connected with extrusion blocks 61 for extruding the adsorption filter cotton 4, the bottoms of the hydraulic telescopic rods 6 are fixedly connected with supporting blocks 62 for supporting, and the two supporting blocks 62 are fixedly connected with the side wall of the top of the liquid medicine bearing tank 1; the squeezing block 61 is used for squeezing the adsorption filter cotton 4 to discharge the liquid medicine adsorbed in the adsorption filter cotton 4, and the supporting block 62 is used for supporting the hydraulic telescopic rod 6.
One sides of the two squeezing blocks 61 close to the primary filter screen 11 are fixedly connected with silica gel brushes 611 used for cleaning the primary filter screen 11; the silica gel brush 611 is used for brushing the primary filter screen 11, so that the primary filter screen 11 is prevented from being blocked.
The working principle and the using process of the invention are as follows: when in use, the extracting solution to be purified of plants or animals is injected into the liquid medicine bearing tank 1 through the feeding pipe 12, after the extracting solution enters the liquid medicine bearing tank 1, the stirring net 22 is driven to rotate by an external motor, the liquid medicine in the liquid medicine bearing tank 1 is stirred and separated, the liquid medicine is prevented from being accumulated at the bottom of the liquid medicine bearing tank 1, the liquid medicine flows into the collecting box 3 through the primary filter screen 11 at the moment, secondary filtration is carried out through the secondary filter screen 53 in the flowing process of the liquid medicine, the filtered liquid medicine drops to the upper part of the adsorption filter cotton 4, the adsorption filter cotton 4 adsorbs the liquid medicine, filtering the residual impurities in the liquid medicine while adsorbing, after the adsorption of the adsorption filter cotton 4 is finished, the hydraulic telescopic rod 6 is pressed downwards to extrude the adsorption filter cotton 4 through the extrusion block 61, the electromagnetic valve 32 is opened when the hydraulic telescopic rod 6 is pressed downwards, the liquid medicine which is extruded and overflowed by the absorption filter cotton 4 in the collecting box 3 is discharged through a filtrate discharge pipe 31 to be convenient for collection.
The parts of the device not involved are the same as or can be implemented using prior art.
Claims (9)
1. A filter equipment of bio-pharmaceuticals extract which characterized in that: bear jar (1) including the liquid medicine that is used for bearing the liquid medicine, liquid medicine bears jar (1) inside is equipped with and is used for stirring filterable stirring subassembly (2) with higher speed, the liquid outlet that the liquid medicine bore jar (1) communicates to collecting box (3), collecting box (3) inside is equipped with and is used for adsorbing filterable absorption filter cotton (4), it is right that one side of absorption filter cotton (4) is equipped with be used for adsorbing filter cotton (4) carries out extruded hydraulic telescoping rod (6), collecting box (3) still are connected with filtrate delivery pipe (31).
2. The apparatus for filtering a biopharmaceutical extraction liquid as in claim 1, wherein: the liquid medicine bears jar (1) top and offers inlet pipe (12) that are used for pouring into the extract, the liquid medicine bears jar (1) bottom side the liquid outlet position be equipped with be used for right liquid medicine bears jar (1) interior liquid medicine carries out filterable primary filter screen (11).
3. The apparatus for filtering a biopharmaceutical extraction liquid as in claim 2, wherein: the bottom of the liquid medicine bearing tank (1) is arc-shaped, and an arc-shaped bulge is arranged in the middle of the liquid medicine bearing tank, and a discharge pipe (13) for discharging medicine dregs is arranged at a sunken position at the bottom of the liquid medicine bearing tank (1).
4. The apparatus for filtering a biopharmaceutical extraction liquid as in claim 1, wherein: the two collecting boxes (3) are positioned on two sides of the liquid medicine bearing tank (1) and can support the liquid medicine bearing tank (1).
5. The apparatus for filtering a biopharmaceutical extraction liquid as in claim 1, wherein: stirring subassembly (2) include by the rotatory bracing piece (21) of outside motor drive, bracing piece (21) with liquid medicine bears jar (1) inner wall top surface and underrun and forms rotatable coupling through rotating seat (23), fixedly connected with is used for filtering stirring's stirring net (22) on bracing piece (21).
6. The apparatus for filtering a biopharmaceutical extraction liquid as in claim 4, wherein: an electromagnetic valve (32) used for controlling liquid medicine discharge is arranged between the two collecting boxes (3), the electromagnetic valve (32) is communicated with the collecting boxes (3) through a filtrate discharge pipe (31), and the filtrate discharge pipe (31) is connected to the side wall of the bottom of the collecting boxes (3).
7. The apparatus for filtering a biopharmaceutical extraction liquid as in claim 2, wherein: arrange elasticity in the position that hydraulic telescoping rod (6) and absorption filter cotton (4) contacted and receive roller assembly (5), elasticity is received roller assembly (5) and is included two support frames (51) that are used for supporting fixedly, support frame (51) with collecting box (3) inner wall fixed connection, two support frame (51) all are connected with support roller (52) through the torsional spring rotation, two be equipped with between support roller (52) and be used for filterable secondary filter net (53), secondary filter net (53) are located primary filter net (11) with adsorb between the runner of filter cotton (4).
8. The apparatus for filtering a biopharmaceutical extraction liquid as in claim 7, wherein: the end part of the hydraulic telescopic rod (6) is fixedly connected with an extrusion block (61) which is used for extruding the adsorption filter cotton (4), the bottom of the hydraulic telescopic rod (6) is fixedly connected with a supporting block (62) which is used for supporting, and the supporting block (62) is fixedly connected with the top side wall of the liquid medicine bearing tank (1).
9. The apparatus for filtering a biopharmaceutical extraction liquid as in claim 8, wherein: one side of the extrusion block (61) close to the primary filter screen (11) is fixedly connected with a silica gel brush (611) used for cleaning the primary filter screen (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210128503.1A CN114699950A (en) | 2022-02-11 | 2022-02-11 | Filter equipment of bio-pharmaceuticals extract |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210128503.1A CN114699950A (en) | 2022-02-11 | 2022-02-11 | Filter equipment of bio-pharmaceuticals extract |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114699950A true CN114699950A (en) | 2022-07-05 |
Family
ID=82167614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210128503.1A Pending CN114699950A (en) | 2022-02-11 | 2022-02-11 | Filter equipment of bio-pharmaceuticals extract |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114699950A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115779459A (en) * | 2022-11-22 | 2023-03-14 | 安徽海华科技集团有限公司 | System and process for removing acetone after crystallization of synthetic L-menthol solvent |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209155651U (en) * | 2018-11-19 | 2019-07-26 | 江西海瑞天然植物有限公司 | A kind of natural perfume material oil quick agitator |
| CN217068494U (en) * | 2022-02-11 | 2022-07-29 | 广西纯正堂制药有限公司 | Filter equipment of bio-pharmaceuticals extract |
-
2022
- 2022-02-11 CN CN202210128503.1A patent/CN114699950A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209155651U (en) * | 2018-11-19 | 2019-07-26 | 江西海瑞天然植物有限公司 | A kind of natural perfume material oil quick agitator |
| CN217068494U (en) * | 2022-02-11 | 2022-07-29 | 广西纯正堂制药有限公司 | Filter equipment of bio-pharmaceuticals extract |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115779459A (en) * | 2022-11-22 | 2023-03-14 | 安徽海华科技集团有限公司 | System and process for removing acetone after crystallization of synthetic L-menthol solvent |
| CN115779459B (en) * | 2022-11-22 | 2023-11-14 | 安徽海华科技集团有限公司 | System and process for removing acetone after crystallization of synthetic L-menthol solvent |
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