CN116268275A - Production process of superfine dietary fiber nutritional flour - Google Patents
Production process of superfine dietary fiber nutritional flour Download PDFInfo
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- CN116268275A CN116268275A CN202310215801.9A CN202310215801A CN116268275A CN 116268275 A CN116268275 A CN 116268275A CN 202310215801 A CN202310215801 A CN 202310215801A CN 116268275 A CN116268275 A CN 116268275A
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Images
Classifications
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L7/00—Cereal-derived products; Malt products; Preparation or treatment thereof
- A23L7/10—Cereal-derived products
- A23L7/198—Dry unshaped finely divided cereal products, not provided for in groups A23L7/117 - A23L7/196 and A23L29/00, e.g. meal, flour, powder, dried cereal creams or extracts
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L33/00—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
- A23L33/20—Reducing nutritive value; Dietetic products with reduced nutritive value
- A23L33/21—Addition of substantially indigestible substances, e.g. dietary fibres
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L5/00—Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
- A23L5/20—Removal of unwanted matter, e.g. deodorisation or detoxification
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L5/00—Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
- A23L5/30—Physical treatment, e.g. electrical or magnetic means, wave energy or irradiation
- A23L5/34—Physical treatment, e.g. electrical or magnetic means, wave energy or irradiation using microwaves
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L7/00—Cereal-derived products; Malt products; Preparation or treatment thereof
- A23L7/10—Cereal-derived products
- A23L7/115—Cereal fibre products, e.g. bran, husk
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C9/00—Other milling methods or mills specially adapted for grain
- B02C9/04—Systems or sequences of operations; Plant
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/87—Re-use of by-products of food processing for fodder production
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Nutrition Science (AREA)
- Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Mycology (AREA)
- Cereal-Derived Products (AREA)
Abstract
The invention relates to the technical field of food processing, in particular to a production process of superfine dietary fiber nutritional flour, which comprises the steps of cleaning and drying wheat raw materials; grinding the dried wheat, and respectively collecting wheat core powder and wheat bran; adding wheat bran into an ultrafine grinding and sterilizing unit for processing, and collecting wheat bran powder; mixing wheat bran powder and wheat core powder in proportion to obtain the superfine dietary fiber nutritional flour. Compared with the prior art, the production process of the superfine dietary fiber nutritional flour provided by the invention has the advantages that the superfine pulverizer is used for pulverizing wheat bran into powder with uniform granularity, and then the pulverized wheat bran powder is sent to the microwave dryer for microwave sterilization treatment, so that mold in the wheat bran is effectively removed, the food safety is strong, the whole production continuity degree is high, the production efficiency of the wheat flour is greatly improved, and the quality of the wheat flour is also greatly improved.
Description
Technical Field
The invention relates to the technical field of food processing, in particular to a production process of superfine dietary fiber nutritional flour.
Background
Flour is powder ground from wheat, and can be classified into high gluten flour, medium gluten flour, low gluten flour and non-gluten flour according to the protein content in the flour; flour is a staple food in most areas in northern China, and foods made of the flour are various in variety, various in flowers and different in flavor. Dietary fiber is an integral part of a healthy diet and plays an important role in maintaining the health of the digestive system. Dietary fiber is usually prepared by crushing and processing waste residues such as bean dregs, wheat bran, corn husks, corncobs, fruit dreg husks, rice bran, bagasse and the like, but the waste residues have more mold, and food safety problems are easily caused when the waste residues are added into flour, so that the quality of the processed flour is influenced, and the production efficiency is low due to more existing flour processing procedures.
Disclosure of Invention
Aiming at the defects of the background technology, the invention provides a production process of superfine dietary fiber nutritional flour.
The production process of the superfine dietary fiber nutritional flour is characterized by comprising the following steps of:
cleaning and drying the wheat raw material;
grinding the dried wheat, and respectively collecting wheat core powder and wheat bran;
adding wheat bran into an ultrafine grinding and sterilizing unit for processing, and collecting wheat bran powder;
mixing wheat bran powder and wheat core powder in proportion to obtain superfine dietary fiber nutritional flour; wherein the wheat bran powder comprises 10-30 parts of wheat bran powder and 70-90 parts of wheat core powder by mass.
Preferably, the superfine wheat bran crushing and sterilizing unit comprises a microwave dryer, a storage bin, a superfine pulverizer and an air separation machine, wherein a material hoister is arranged between the storage bin and the microwave dryer, the storage bin, the superfine pulverizer and the air separation machine are connected through a pipeline, and an exhaust fan is arranged on the pipeline.
Preferably, the microwave dryer comprises a plurality of groups of microwave heating boxes which are horizontally arranged, the microwave heating boxes are connected end to form a heating channel, a plurality of groups of microwave magnetrons are arranged in the heating channel, a feed inlet and a discharge outlet are respectively formed in two ends of the heating channel, a microwave suppressor is respectively arranged in the feed inlet and the discharge outlet, and a material conveying mechanism is arranged between the feed inlet and the discharge outlet.
Preferably, each microwave heating box is connected with a moisture-removing pipe, and each moisture-removing pipe is connected with the same centrifugal fan.
Preferably, the material conveying mechanism comprises a plurality of carrier rollers, driving rollers and a motor, wherein the carrier rollers are arranged in parallel along the length direction of the heating channel, the carrier rollers and the driving rollers are all arranged on the frame, the carrier rollers and the driving rollers are sleeved with a conveying belt, and any end of each driving roller is connected with the motor.
Preferably, the microwave suppressor is a cut-off waveguide type energy leakage suppressor.
Preferably, the device further comprises an infrared radiation thermometer and a monitor, wherein the monitor is arranged at the feed inlet and the discharge outlet, and a probe of the infrared radiation thermometer is arranged in the heating channel.
Preferably, the superfine pulverizer comprises a vertical machine body, the upper pipeline of the vertical machine body is connected with the exhaust fan, a crushing main shaft is vertically arranged in the vertical machine body, the lower end of the crushing main shaft penetrates out of the vertical machine body to be connected with a classifying motor, a crushing blade is arranged on the crushing main shaft, and the top pipeline of the vertical machine body is connected with the winnowing separator.
Preferably, the winnowing separator comprises an upper rectangular box body and a lower bucket-shaped box body which are fixedly connected, wherein the upper rectangular box body and the lower bucket-shaped box body are mutually communicated, the upper part of the lower bucket-shaped box body is connected with a feeding pipe, the feeding pipe and the lower bucket-shaped box body are arranged in a tangential direction, a discharging valve is arranged at the lower bucket opening of the lower bucket-shaped box body, and an upper pipeline of the upper rectangular box body is connected with a wind guide machine.
The beneficial effects are that: compared with the prior art, the production process of the superfine dietary fiber nutritional flour provided by the invention has the advantages that the superfine pulverizer is used for pulverizing wheat bran into powder with uniform granularity, the pulverized wheat bran powder is sent to the microwave dryer for microwave sterilization treatment, mold in the wheat bran is effectively removed, the food safety is strong, the whole production continuity degree is high, the production efficiency of the wheat flour is greatly improved, the quality of the wheat flour is also greatly improved, and the flour prepared by the invention contains rich dietary fibers, so that the food volume in the intestinal tract and the stomach of a eater is increased, and the satiety is increased; promoting gastrointestinal peristalsis and relieving constipation; at the same time, the dietary fiber can adsorb harmful substances in the intestinal tract so as to be discharged; improving intestinal flora, providing energy and nutrition for the proliferation of probiotics, and being beneficial to preventing cardiovascular diseases, cancers, diabetes and other diseases and keeping the health of eaters.
Drawings
Fig. 1 is a schematic structural diagram of a wheat bran ultrafine grinding and sterilizing unit of the invention;
fig. 2 is a schematic structural view of a microwave dryer;
fig. 3 is a schematic structural view of the ultra-fine pulverizer.
Detailed Description
The present invention will be described in detail below with reference to the drawings and detailed description to enable those skilled in the art to better understand the technical scheme of the present invention.
Example 1
The wheat bran superfine grinding and sterilizing unit 2 comprises a microwave dryer 4, a storage bin 5, a superfine grinding machine 6 and an air separation machine 7, wherein a material lifting machine 8 is arranged between the storage bin 5 and the microwave dryer 4, the storage bin 5, the superfine grinding machine 6 and the air separation machine 7 are connected through pipelines, and an exhaust fan 8 is arranged on the pipeline.
In this embodiment, the microwave dryer 4 includes a plurality of groups of microwave heating boxes 41 horizontally arranged, the plurality of groups of microwave heating boxes 41 are connected end to form a heating channel, a plurality of groups of microwave magnetrons 42 are installed in the heating channel, a feed inlet and a discharge outlet are respectively formed at two ends of the heating channel, microwave suppressors are respectively installed at the feed inlet and the discharge outlet, and a material conveying mechanism 44 is installed between the feed inlet and the discharge outlet. Specifically, when the material moves in the heating channel through the material conveying mechanism, the microwave generated by the microwave magnetron 42 rapidly heats and sterilizes the material during the conveying process, so that excellent curing uniformity can be achieved.
In this embodiment, each microwave heating box 41 is connected to a moisture-removing pipe 45, and each moisture-removing pipe 45 is connected to the same centrifugal fan. By adopting the structure, the water vapor in the box body can be timely discharged, and the specific dehumidifying pipe can be a PVC pipe so as to avoid water vapor corrosion.
In this embodiment, the material conveying mechanism 44 includes a plurality of carrier rollers 441, driving rollers 442 and a motor, the plurality of carrier rollers 441 are disposed in parallel along the length direction of the heating channel, the carrier rollers 441 and the driving rollers 442 are mounted on the frame, the carrier rollers 441 and the driving rollers 442 are sleeved with a conveying belt 443, and either end of the driving rollers 442 is connected with the motor. Specifically, the conveyer belt adopts a tetrafluoro polyethylene cloth belt, the driving roller is a food-grade rubber roller, and the carrier roller is a stainless steel carrier roller.
In this embodiment, the microwave suppressor 43 is a cut-off waveguide type energy leakage suppressor. Specifically, microwave leakage of the feed inlet and the discharge outlet can be prevented, and the microwave leakage amount is less than 2mw/cm at a distance of 5cm in microwave measurement 2 。
In this embodiment, the device further comprises an infrared radiation thermometer 9 and a monitor 10, wherein the monitor is arranged at the feed inlet and the discharge outlet, and a probe of the infrared radiation thermometer is installed in the heating channel. Specifically, 1 material temperature measuring point is arranged at one position of the optional heating channel, an infrared radiation thermometer is arranged, the instant temperature of the material when the microwave cavity is heated can be reflected, the temperature is controllable and adjustable, the control precision is +/-2 ℃, the running temperature can be set through a PLC system, and the automatic heating start and stop can be realized, so that the temperature of the material is ensured to be consistent; the monitors arranged at the feed inlet and the discharge outlet can directly observe the running condition of materials and timely know the internal heating condition.
In this embodiment, the microwave dryer is equipped with a PLC control system. The operation of the power of the whole machine, the transmission speed and the temperature of materials and the like can be carried out, and the running condition of the equipment can be monitored at any time.
In this embodiment, the superfine pulverizer 6 includes a vertical machine body 61, the upper portion of the vertical machine body 61 is connected with the exhaust fan 8, a pulverizing spindle 62 is vertically installed in the vertical machine body 61, the lower end of the pulverizing spindle 62 penetrates out of the vertical machine body 61 to be connected with a classifying motor 63, a pulverizing blade 64 is installed on the pulverizing spindle 62, and the top pipeline of the vertical machine body 61 is connected with the winnowing separation unit. Specifically, under the action of the exhaust fan, the materials are conveyed into the vertical machine body along the pipeline from the storage bin along with the air, and are sheared and crushed by the blades rotating at high speed, so that the granularity can be randomly regulated under the condition of no shutdown, the granularity of the product is uniform, and the fineness can reach 80-350 meshes.
In this embodiment, the winnowing separator 7 includes fixed connection's last rectangle box 71 and lower bucket shape box 72, go up rectangle box 71 and the inside intercommunication of lower bucket shape box 72 each other, the upper portion of lower bucket shape box 72 is connected with inlet pipe 73, inlet pipe 73 is tangential direction setting with lower bucket shape box 72, discharge valve 74 is installed to the lower bucket mouth of lower bucket shape box 72, the upper portion pipe connection wind-guiding fan 75 of going up rectangle box 71. In the preferred scheme, a pulse dust collector is arranged in the upper rectangular box body, and when in actual use, under the action of a wind guide fan, materials are conveyed into the lower bucket-shaped box body from the ultrafine grinder through a pipeline, qualified materials are discharged from a discharge valve, and dust-containing gas enters the upper rectangular box body for pulse dust collection.
Example 2
The production process of the superfine dietary fiber nutritional flour comprises the following steps:
cleaning and drying the wheat raw material;
grinding the dried wheat, and respectively collecting wheat core powder and wheat bran;
adding wheat bran into the superfine grinding and sterilizing unit in the embodiment 1 for grinding and sterilizing to obtain wheat bran powder with the particle size of 80-120 meshes;
the superfine dietary fiber nutritional flour is prepared by mixing 10 parts of wheat bran powder and 90 parts of wheat core powder according to parts by weight.
Example 3
The production process of the superfine dietary fiber nutritional flour is characterized by comprising the following steps of:
cleaning and drying the wheat raw material;
grinding the dried wheat, and respectively collecting wheat core powder and wheat bran;
adding wheat bran into the superfine grinding and sterilizing unit in the embodiment 1 for grinding and sterilizing to obtain wheat bran powder with the particle size of 80-120 meshes;
the superfine dietary fiber nutritional flour is prepared by mixing 20 parts of wheat bran powder and 80 parts of wheat core powder according to parts by weight.
Example 4
The production process of the superfine dietary fiber nutritional flour is characterized by comprising the following steps of:
cleaning and drying the wheat raw material;
grinding the dried wheat, and respectively collecting wheat core powder and wheat bran;
adding wheat bran into the superfine grinding and sterilizing unit in the embodiment 1 for grinding and sterilizing to obtain wheat bran powder with the particle size of 80-120 meshes;
the superfine dietary fiber nutritional flour is prepared by mixing 30 parts of wheat bran powder and 70 parts of wheat core powder according to parts by weight.
Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and that many similar changes can be made by those skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (9)
1. The production process of the superfine dietary fiber nutritional flour is characterized by comprising the following steps of:
cleaning and drying the wheat raw material;
grinding the dried wheat, and respectively collecting wheat core powder and wheat bran;
adding wheat bran into an ultrafine grinding and sterilizing unit for processing, and collecting wheat bran powder;
mixing wheat bran powder and wheat core powder in proportion to obtain superfine dietary fiber nutritional flour; wherein the wheat bran powder comprises 10-30 parts of wheat bran powder and 70-90 parts of wheat core powder by mass.
2. The process for producing the superfine dietary fiber nutritional flour according to claim 1, wherein the process comprises the following steps of: the wheat bran superfine grinding and sterilizing unit comprises a microwave dryer (4), a storage bin (5), a superfine grinder (6) and an air separation separator (7), wherein a material lifting machine (8) is arranged between the storage bin (5) and the microwave dryer (4), the storage bin (5), the superfine grinder (6) and the air separation separator (7) are connected through a pipeline, and an exhaust fan (8) is arranged on the pipeline.
3. The process for producing the superfine dietary fiber nutritional flour according to claim 1, wherein the process comprises the following steps of: the microwave dryer (4) comprises a plurality of groups of microwave heating boxes (41) which are horizontally arranged, the microwave heating boxes (41) are connected end to form a heating channel, a plurality of groups of microwave magnetrons (42) are arranged in the heating channel, a feed inlet and a discharge outlet are respectively formed in two ends of the heating channel, a microwave suppressor (43) is respectively arranged in the feed inlet and the discharge outlet, and a material conveying mechanism (44) is arranged between the feed inlet and the discharge outlet.
4. A process for producing an ultrafine dietary fiber nutritional flour according to claim 3, wherein: each microwave heating box body (41) is connected with a moisture discharging pipe (45), and each moisture discharging pipe (45) is connected with the same centrifugal fan.
5. A process for producing an ultrafine dietary fiber nutritional flour according to claim 3, wherein: the material conveying mechanism (44) comprises a plurality of carrier rollers (441), driving rollers (442) and a motor, the carrier rollers (441) are arranged in parallel along the length direction of the heating channel, the carrier rollers (441) and the driving rollers (442) are arranged on the frame, the carrier rollers (441) and the driving rollers (442) are sleeved with conveying belts (443), and any end of each driving roller (442) is connected with the motor.
6. The process for producing the superfine dietary fiber nutritional flour according to claim 1, wherein the process comprises the following steps of: the microwave suppressor (43) is a cut-off waveguide type energy leakage suppressor.
7. A process for producing an ultrafine dietary fiber nutritional flour according to claim 3, wherein: the infrared radiation temperature measuring device is characterized by further comprising an infrared radiation temperature measuring instrument and a monitor, wherein the monitor is arranged at the feed inlet and the discharge outlet, and a probe of the infrared radiation temperature measuring instrument is arranged in the heating channel.
8. The process for producing the superfine dietary fiber nutritional flour according to claim 1, wherein the process comprises the following steps of: the superfine pulverizer (6) comprises a vertical machine body (61), wherein the upper pipeline of the vertical machine body (61) is connected with the exhaust fan (8), a pulverizing main shaft (62) is vertically arranged in the vertical machine body (61), the lower end of the pulverizing main shaft (62) penetrates out of the vertical machine body (61) to be connected with a classifying motor (63), a pulverizing blade (64) is arranged on the pulverizing main shaft (62), and the top pipeline of the vertical machine body (61) is connected with the winnowing separator (7).
9. The process for producing the superfine dietary fiber nutritional flour according to claim 1, wherein the process comprises the following steps of: the winnowing separator (7) comprises an upper rectangular box body (71) and a lower bucket-shaped box body (72) which are fixedly connected, wherein the upper rectangular box body (71) and the lower bucket-shaped box body (72) are mutually communicated, the upper part of the lower bucket-shaped box body (72) is connected with a feeding pipe (73), the feeding pipe (73) and the lower bucket-shaped box body (72) are arranged in a tangential direction, a discharging valve (74) is arranged at the lower bucket opening of the lower bucket-shaped box body (72), and the upper part of the upper rectangular box body (71) is connected with a wind guiding machine (75) through a pipeline.
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Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106040356A (en) * | 2016-07-20 | 2016-10-26 | 福建中科康膳生物科技有限公司 | Micron-grade wheat bran powder producing and processing device |
CN209147692U (en) * | 2018-11-07 | 2019-07-23 | 广州越能工业微波设备有限公司 | A kind of microwave activated carbon powder drying equipment |
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