CN112704949A - Spirulina stock solution vacuum filtering device and method thereof - Google Patents
Spirulina stock solution vacuum filtering device and method thereof Download PDFInfo
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- CN112704949A CN112704949A CN202110010105.5A CN202110010105A CN112704949A CN 112704949 A CN112704949 A CN 112704949A CN 202110010105 A CN202110010105 A CN 202110010105A CN 112704949 A CN112704949 A CN 112704949A
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- 235000016425 Arthrospira platensis Nutrition 0.000 title claims abstract description 74
- 240000002900 Arthrospira platensis Species 0.000 title claims abstract description 74
- 229940082787 spirulina Drugs 0.000 title claims abstract description 73
- 239000011550 stock solution Substances 0.000 title claims abstract description 56
- 238000001914 filtration Methods 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000001179 sorption measurement Methods 0.000 claims abstract description 42
- 230000005540 biological transmission Effects 0.000 claims abstract description 26
- 238000007599 discharging Methods 0.000 claims abstract description 9
- 238000012545 processing Methods 0.000 claims abstract description 5
- 238000012216 screening Methods 0.000 claims description 20
- 238000003828 vacuum filtration Methods 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 10
- 241001233242 Lontra Species 0.000 claims description 7
- 238000011084 recovery Methods 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 6
- 229920000459 Nitrile rubber Polymers 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
- 239000012535 impurity Substances 0.000 claims description 3
- 230000001376 precipitating effect Effects 0.000 claims description 3
- 239000004576 sand Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 238000009826 distribution Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 3
- 230000035939 shock Effects 0.000 claims 2
- 238000007873 sieving Methods 0.000 claims 2
- 241000620196 Arthrospira maxima Species 0.000 claims 1
- 238000003306 harvesting Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 241000195493 Cryptophyta Species 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- 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
-
- 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
- B01D36/04—Combinations of filters with settling tanks
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to the technical field of filtering devices and discloses a spirulina stock solution vacuum filtering device which comprises a supporting frame, wherein a supporting rod is fixedly arranged on the left side of the top of the supporting frame, the top of the supporting frame is fixedly connected with a feeding box through the supporting rod, a discharging pipe is fixedly arranged on the right side of the bottom of the feeding box, two transmission rollers are movably arranged in the supporting frame, a conveying groove corresponding to the transmission rollers is formed in the top of the supporting frame, and a transmission motor is fixedly arranged on the inner bottom wall of the supporting frame. According to the spirulina stock solution vacuum filtering device and the method, the flattening roller shaft is arranged, the flattening roller shaft can flatten stacked spirulina, the convenience is brought to subsequent processing and use of a user, the vacuum air suction pump runs, air in the vacuum adsorption box is pumped out, the vacuum adsorption box is in contact with the filter screen conveyor belt, and moisture in the spirulina stock solution is absorbed through the filter screen holes.
Description
Technical Field
The invention relates to the technical field of filtering devices, in particular to a spirulina stock solution vacuum filtering device and a method thereof.
Background
The spirulina is the spirulina body of various spirulina such as spirulina platensis of the oscillaceae, and the harvesting, storage and harvesting and drying are key technologies of the industrial production of the spirulina, so that the spirulina liquid with lower dry matter content is gradually dehydrated and dried to obtain the finished spirulina powder on the basis of no loss of effective nutrient components by filtering and washing, the filtering equipment of the spirulina liquid generally adopts an inclined sieve and a gravity curved sieve, the dehydrating equipment adopts a three-foot centrifuge or a vacuum suction filter, and the drying equipment has a special spray dryer and a rotary flash dryer.
The traditional harvesting method is that the cultured algae liquid is conveyed to an algae harvesting workshop through a pipeline, 400-mesh filter cloth is laid on an algae harvesting sieve for solid-liquid separation, the method completely relies on natural filtration for harvesting, the water content is high after filtration is completed, the efficiency is low, the quality of finished products is low, and a lot of inconvenience is brought to users, so that the spirulina stock solution vacuum filtering device and the method thereof are provided for solving the problems.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a spirulina stock solution vacuum filtering device and a spirulina stock solution vacuum filtering method, which have the advantages of high filtering efficiency, avoidance of raw material loss and the like, and solve the problems of high water content, low efficiency and low finished product quality after filtering of the existing equipment, and inconvenience brought to users.
(II) technical scheme
In order to realize the purposes of high filtration efficiency and avoiding raw material loss, the invention provides the following technical scheme: a spirulina stock solution vacuum filtration device comprises a support frame, wherein a support rod is fixedly arranged on the left side of the top of the support frame, a feeding box is fixedly connected to the top of the support frame through the support rod, a discharging pipe is fixedly arranged on the right side of the bottom of the feeding box, two transmission rollers are movably arranged in the support frame, a conveying groove corresponding to the transmission rollers is formed in the top of the support frame, a transmission motor is fixedly arranged on the inner bottom wall of the support frame, a filter screen conveying belt in transmission connection with the transmission motor is movably connected to the outer surfaces of the two transmission rollers, a transmission shaft corresponding to the filter screen conveying belt is fixedly arranged on an output shaft of the transmission motor, a vibration motor corresponding to the filter screen conveying belt is fixedly arranged in the conveying groove, a vibration contact pad corresponding to the filter screen conveying belt is fixedly arranged at the, the top fixed mounting of support frame has the roller bearing of shakeout corresponding with the filter screen conveyer belt, the inside fixed mounting of transfer tank has the vacuum filtration seat, the equal fixed mounting in the top left and right sides of vacuum filtration seat has the bearing roller, the equal fixed mounting in the bottom left and right sides of vacuum filtration seat has fixed cardboard, the top movable mounting of vacuum filtration seat has the vacuum adsorption case corresponding with the filter screen conveyer belt, the top fixed mounting of vacuum adsorption case has the contact filter plate corresponding with the filter screen conveyer belt, the inside movable mounting of vacuum adsorption case has the screening otter board, the back fixed mounting of vacuum adsorption case has the mouth-piece, fixed mounting has vacuum air pump machine on the interior diapire of support frame, vacuum air pump machine's output and mouth-piece pass through coupling hose fixed connection.
Preferably, the front surface of the vacuum adsorption box is provided with a recovery cleaning groove corresponding to the screening screen plate, and the front surface of the vacuum adsorption box is movably provided with a sealing plate corresponding to the recovery cleaning groove.
Preferably, the inner wall of the vacuum adsorption box is fixedly provided with a fixed clamping frame corresponding to the screening net plate.
Preferably, the left side and the right side of the bottom of the support frame are fixedly provided with two bearing pads, and the four bearing pads are nitrile rubber pads.
Preferably, a blanking scraper corresponding to the filter screen conveyor belt is fixedly installed on the right side of the top of the support frame.
Preferably, the filter screen conveyor belt is a 200-mesh 250-mesh filter screen, and the screening mesh plate is a 300-mesh filter screen.
Preferably, the top of the vacuum filter base is uniformly provided with filter placing grooves corresponding to the vacuum adsorption tank.
Another technical problem to be solved by the present invention is to provide a spirulina stock solution vacuum filtration apparatus and method thereof according to the claims, comprising the following steps:
1) primarily screening and filtering the spirulina stock solution by using a filter screen with 50-100 meshes, and primarily cleaning impurities such as sand, residue and debris in the spirulina stock solution to avoid equipment blockage in subsequent processing;
2) pouring clear water into the spirulina stock solution preliminarily filtered in the step 1), precipitating and standing for five hours, performing the process in the step 1) on the layer deposited at the bottom, and standing and filtering other spirulina stock solutions;
3) putting the spirulina stock solution which is obtained by standing and filtering in the step 2) into a feeding box, discharging the spirulina stock solution onto a filter screen conveyor belt through a discharging pipe, and then flattening the spirulina stock solution through a flattening roller;
4) after the spirulina stock solution is flattened by the flattening roller, the spirulina stock solution is uniformly distributed on the filter screen conveying belt, then the spirulina stock solution is operated through the vacuum air-suction pump, air in the vacuum adsorption box is pumped out, the vacuum adsorption box is contacted with the filter screen conveying belt, and water in the spirulina stock solution is absorbed through the filter screen holes, meanwhile, the screening net plate is arranged, the in-process of vacuum filtration drainage is avoided, the spirulina is adsorbed and pumped out to enter the vacuum air-suction pump, and the normal operation of the vacuum air-suction pump is influenced.
(III) advantageous effects
Compared with the prior art, the invention provides a spirulina stock solution vacuum filtering device and a method thereof, which have the following beneficial effects:
the spirulina stock solution vacuum filtering device and the method thereof are characterized in that a flattening roller is arranged, the flattening roller can flatten the stacked spirulina and is convenient for a user to subsequently process and use, a vacuum air-suction pump machine operates to pump out air in a vacuum adsorption box, the vacuum adsorption box is in contact with a filter screen conveyor belt and absorbs water in the spirulina stock solution through filter screen holes, meanwhile, a screening screen plate is arranged to prevent the spirulina from being sucked and pumped out to the vacuum air-suction pump machine in the vacuum filtration and drainage process to influence the normal operation of the vacuum air-suction pump machine, the vacuum adsorption can effectively improve the water filtration efficiency of equipment, raw material loss can be effectively avoided, the filtering effect is good, a recycling and cleaning groove corresponding to the screening screen plate is arranged on the front side of the vacuum adsorption box, and a sealing plate corresponding to the recycling and cleaning groove is movably arranged on the front side of the vacuum adsorption box, can the convenient to use person retrieve the spirulina that leaks down, it is great to have solved the current equipment and filtered the water content of accomplishing back, and inefficiency, and the end of the finished product quality, has brought the problem of many inconveniences for the user.
Drawings
FIG. 1 is a schematic structural diagram of a vacuum filtration apparatus for spirulina stock solution and a method thereof according to the present invention;
FIG. 2 is an enlarged view of the structure A in FIG. 1 of a vacuum filtration apparatus and method for spirulina stock solution according to the present invention.
In the figure: the device comprises a support frame 1, a bearing pad 2, a vacuum air pump machine 3, a transmission motor 4, a transmission shaft 5, a feeding box 6, a support rod 7, a discharge pipe 8, a vibration contact pad 9, a flattening roller 10, a vibration motor 11, a vacuum filter base 12, a connecting hose 13, a transmission roller 14, a blanking scraper 15, a fixed clamping plate 16, a filter screen conveyor belt 17, a bearing roller 18, a screening screen plate 19, a contact filter plate 20, a vacuum adsorption box 21 and a connector tube 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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 spirulina stock solution vacuum filtration device comprises a support frame 1, wherein two bearing pads 2 are fixedly arranged on the left side and the right side of the bottom of the support frame 1, four bearing pads 2 are nitrile rubber pads, a support rod 7 is fixedly arranged on the left side of the top of the support frame 1, a feeding box 6 is fixedly connected to the top of the support frame 1 through the support rod 7, a discharging pipe 8 is fixedly arranged on the right side of the bottom of the feeding box 6, two transmission rollers 14 are movably arranged in the support frame 1, a conveying groove 24 corresponding to the transmission rollers 14 is arranged on the top of the support frame 1, a transmission motor 4 is fixedly arranged on the inner bottom wall of the support frame 1, a filter screen conveyor belt 17 in transmission connection with the transmission motor 4 is movably connected to the outer surfaces of the two transmission rollers 14, a transmission shaft 5 corresponding to the filter screen conveyor belt 17 is, the blanking scraper 15 corresponding to the filter screen conveyer belt 17 is fixedly arranged on the right side of the top of the support frame 1, the filter screen conveyer belt 17 is a filter screen of 200 meshes and 250 meshes, the screening screen plate 19 is a filter screen of 300 meshes, the vibration motor 11 corresponding to the filter screen conveyer belt 17 is fixedly arranged in the conveying groove 24, the vibration contact pad 9 corresponding to the filter screen conveyer belt 17 is fixedly arranged at the output end of the vibration motor 11, the flattening roller 10 corresponding to the filter screen conveyer belt 17 is fixedly arranged at the top of the support frame 1, the vacuum filter base 12 is fixedly arranged in the conveying groove 24, the bearing rollers 18 are fixedly arranged on the left side and the right side of the top of the vacuum filter base 12, the fixed clamping plates 16 are fixedly arranged on the left side and the right side of the bottom of the vacuum filter base 12, the vacuum adsorption tank 21 corresponding to the filter screen conveyer belt 17 is movably arranged at the top of the vacuum filter, the inside movable mounting of vacuum adsorption case 21 has screening otter board 19, the front of vacuum adsorption case 21 has seted up the recovery clearance groove corresponding with screening otter board 19, the top of vacuum filtration seat 12 has evenly seted up the filtration resettlement groove corresponding with vacuum adsorption case 21, the front movable mounting of vacuum adsorption case 21 has the closing plate corresponding with the recovery clearance groove, fixed mounting has the fixing clip frame corresponding with screening otter board 19 on the inner wall of vacuum adsorption case 21, the back fixed mounting of vacuum adsorption case 21 has interface tube 22, fixed mounting has vacuum air pump machine 3 on the interior diapire of support frame 1, the output of vacuum air pump machine 3 passes through coupling hose 13 fixed connection with interface tube 22.
Another object of the present invention is to provide a spirulina stock solution vacuum filtration apparatus and method according to claim 1, comprising the steps of:
1) primarily screening and filtering the spirulina stock solution by using a filter screen with 50-100 meshes, and primarily cleaning impurities such as sand, residue and debris in the spirulina stock solution to avoid equipment blockage in subsequent processing;
2) pouring clear water into the spirulina stock solution preliminarily filtered in the step 1), precipitating and standing for five hours, performing the process in the step 1) on the layer deposited at the bottom, and standing and filtering other spirulina stock solutions;
3) putting the spirulina stock solution which is subjected to standing and filtering in the step 2) into a feeding box 6, discharging the spirulina stock solution onto a filter screen conveyor belt 17 through a discharging pipe 8, and then flattening the spirulina stock solution through a flattening roller 10;
4) after the spirulina stock solution is shaked by shakeout roller bearing 10, even distribution is on filter screen conveyer belt 17, then through the operation of vacuum air pump machine 3, take out the inside air of vacuum adsorption case 21, vacuum adsorption case 21 and filter screen conveyer belt 17 contact to absorb the moisture in the spirulina stock solution through the filter screen hole, set up screening otter board 19 simultaneously, avoid the in-process of vacuum filtration drainage, take out the spirulina absorption and get into to vacuum air pump machine 3, influence vacuum air pump machine 3 normal operating.
The invention has the beneficial effects that: the spirulina stock solution vacuum filtering device and the method thereof are characterized in that the flattening roller shaft 10 is arranged, the flattening roller shaft 10 can flatten the stacked spirulina, the subsequent processing and use by a user are convenient, the vacuum air-suction pump machine 3 operates to pump out the air in the vacuum adsorption box 21, the vacuum adsorption box 21 is in contact with the filter screen conveyor belt 17 and absorbs the water in the spirulina stock solution through the filter screen holes, meanwhile, the screening screen plate 19 is arranged to prevent the spirulina from being sucked out to enter the vacuum air-suction pump machine 3 in the vacuum filtration drainage process, the normal operation of the vacuum air-suction pump machine 3 is influenced, the vacuum adsorption can effectively improve the water filtration efficiency of the equipment, the raw material loss can be effectively avoided, the filtering effect is good, the front side of the vacuum adsorption box 21 is provided with a recovery cleaning groove corresponding to the screening screen plate 19, the front movable mounting of vacuum adsorption case 21 has and retrieves the closing plate that the clearance groove corresponds, can convenient to use person retrieve the spirulina that leaks down, and it is great to have solved the water content after current equipment filters the completion, and is inefficient, and at the bottom of the finished product quality, has brought the problem of many inconveniences for the user.
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 (8)
1. The utility model provides a spirulina stoste vacuum filtration device, includes support frame (1), its characterized in that, the top left side fixed mounting of support frame (1) has bracing piece (7), the top of support frame (1) is through bracing piece (7) fixedly connected with material loading case (6), the bottom right side fixed mounting of material loading case (6) has row material pipe (8), the inside movable mounting of support frame (1) has transmission roller bearing (14) that quantity is two, the top of support frame (1) is seted up with transmission roller bearing (14) corresponding conveyer trough (24), fixed mounting has driving motor (4) on the interior diapire of support frame (1), two the surface movable connection of transmission roller bearing (14) has filter screen conveyer belt (17) of being connected with driving motor (4) transmission, fixed mounting has transmission shaft (5) corresponding with filter screen conveyer belt (17) on the output shaft of driving motor (4), the utility model discloses a filter screen of the vacuum filtration device, including conveyer trough (24), the inside fixed mounting of conveyer trough (24) has shock dynamo (11) corresponding with filter screen conveyer belt (17), the output fixed mounting of shock dynamo (11) has vibrations contact pad (9) corresponding with filter screen conveyer belt (17), the top fixed mounting of support frame (1) has the roller bearing (10) of flattening corresponding with filter screen conveyer belt (17), the inside fixed mounting of conveyer trough (24) has vacuum filter seat (12), the equal fixed mounting in the top left and right sides of vacuum filter seat (12) has bearing roller (18), the equal fixed mounting in the bottom left and right sides of vacuum filter seat (12) has fixed cardboard (16), the top movable mounting of vacuum filter seat (12) has vacuum adsorption tank (21) corresponding with filter screen conveyer belt (17), the top fixed mounting of vacuum adsorption tank (21) has contact filter plate (20) corresponding with filter screen conveyer belt (17), the inside movable mounting of vacuum adsorption case (21) has screening otter board (19), the back fixed mounting of vacuum adsorption case (21) has interface tube (22), fixed mounting has vacuum air pump machine (3) on the interior diapire of support frame (1), the output and the interface tube (22) of vacuum air pump machine (3) pass through coupling hose (13) fixed connection.
2. The spirulina stock solution vacuum filter device as claimed in claim 1, wherein the front surface of the vacuum adsorption box (21) is provided with a recovery cleaning groove corresponding to the sieving screen (19), and the front surface of the vacuum adsorption box (21) is movably provided with a sealing plate corresponding to the recovery cleaning groove.
3. The vacuum filter device for spirulina stock solution as claimed in claim 1, wherein the inner wall of the vacuum adsorption box (21) is fixedly provided with a fixing clamp frame corresponding to the sieving screen (19).
4. The vacuum filter device for spirulina stock solution as claimed in claim 1, wherein two bearing pads (2) are fixedly installed on the left and right sides of the bottom of the support frame (1), and the four bearing pads (2) are nitrile rubber pads.
5. The vacuum filter device for spirulina stock solution as claimed in claim 1, wherein the right side of the top of the support frame (1) is fixedly provided with a blanking scraper (15) corresponding to the filter screen conveyor belt (17).
6. The vacuum filter device for spirulina maxima stock solution as claimed in claim 1, wherein the filter screen conveyer belt (17) is a 200-mesh 250-mesh filter screen, and the screen mesh plate (19) is a 300-mesh filter screen.
7. The vacuum filtration device for spirulina stock solution as claimed in claim 1, wherein the top of the vacuum filtration base (12) is uniformly provided with filtration placement grooves corresponding to the vacuum adsorption tank (21).
8. The vacuum filter device and the method for spirulina stock solution as claimed in claim 1, characterized in that it comprises the following steps:
1) primarily screening and filtering the spirulina stock solution by using a filter screen with 50-100 meshes, and primarily cleaning impurities such as sand, residue and debris in the spirulina stock solution to avoid equipment blockage in subsequent processing;
2) pouring clear water into the spirulina stock solution preliminarily filtered in the step 1), precipitating and standing for five hours, performing the process in the step 1) on the layer deposited at the bottom, and standing and filtering other spirulina stock solutions;
3) putting the spirulina stock solution which is obtained by standing and filtering in the step 2) into a feeding box (6), discharging the spirulina stock solution onto a filter screen conveyor belt (17) through a discharging pipe (8), and then flattening the spirulina stock solution through a flattening roller (10);
4) after the spirulina stock solution is shaked by shakeout roller bearing (10), even distribution is on filter screen conveyer belt (17), then through vacuum air pump machine (3) operation, take out the inside air of vacuum adsorption case (21), vacuum adsorption case (21) and filter screen conveyer belt (17) contact, and absorb the moisture in the spirulina stock solution through the filter screen hole, screening otter board (19) have been set up simultaneously, avoid the in-process of vacuum filtration drainage, take out the spirulina absorption and get into to vacuum air pump machine (3), influence vacuum air pump machine (3) normal operating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110010105.5A CN112704949A (en) | 2021-01-06 | 2021-01-06 | Spirulina stock solution vacuum filtering device and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110010105.5A CN112704949A (en) | 2021-01-06 | 2021-01-06 | Spirulina stock solution vacuum filtering device and method thereof |
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| CN112704949A true CN112704949A (en) | 2021-04-27 |
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| CN202110010105.5A Pending CN112704949A (en) | 2021-01-06 | 2021-01-06 | Spirulina stock solution vacuum filtering device and method thereof |
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Cited By (1)
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|---|---|---|---|---|
| CN116078251A (en) * | 2023-02-13 | 2023-05-09 | 张家口弘基农业科技开发有限责任公司 | Vibrating screen for grinding potatoes and screening method thereof |
| CN116078251B (en) * | 2023-02-13 | 2023-08-22 | 张家口弘基农业科技开发有限责任公司 | Vibrating screen for grinding potatoes and screening method thereof |
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Application publication date: 20210427 |