CN115153047A - Dry peeling process for walnut kernels - Google Patents
Dry peeling process for walnut kernels Download PDFInfo
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- CN115153047A CN115153047A CN202210818730.7A CN202210818730A CN115153047A CN 115153047 A CN115153047 A CN 115153047A CN 202210818730 A CN202210818730 A CN 202210818730A CN 115153047 A CN115153047 A CN 115153047A
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- Prior art keywords
- air cooling
- walnut
- walnut kernels
- cooling plate
- kernels
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- 238000001816 cooling Methods 0.000 claims abstract description 135
- 238000001035 drying Methods 0.000 claims abstract description 28
- 238000005096 rolling process Methods 0.000 claims abstract description 25
- 238000004898 kneading Methods 0.000 claims abstract description 13
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- 238000010438 heat treatment Methods 0.000 claims description 10
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Images
Classifications
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N5/00—Machines for hulling, husking or cracking nuts
- A23N5/002—Machines for hulling, husking or cracking nuts for skinning nut kernels
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N12/00—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts
- A23N12/08—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts for drying or roasting
-
- 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
Abstract
The invention discloses a walnut kernel dry peeling process, which comprises the following steps: s1, cleaning and draining walnut kernels; s2, drying the cleaned walnut kernels by using a negative pressure dryer, and then rapidly air-cooling the walnut kernels after drying; and S3, rolling and peeling the dried walnut kernels by using a rolling and kneading machine. The walnut kernel drying method adopts the negative pressure dryer to dry the walnut kernels, the walnut kernels can be dried at a lower drying temperature through negative pressure drying, walnut kernel skins on the surfaces of the walnut kernels are dried and are separated from walnut kernel flesh to a certain extent, the negative pressure drying replaces the existing high-temperature drying, nutrient substances of the walnut kernels cannot be damaged, compared with hot water peeling and alkaline peeling, a large amount of water resources cannot be wasted, environmental pollution cannot be caused, and the common problems in the prior art are solved.
Description
Technical Field
The invention relates to a walnut kernel peeling process, in particular to a walnut kernel dry peeling process.
Background
The walnut kernel is pulp in walnut kernel, which is also called walnut kernel and walnut meat; walnut kernel contains more protein and unsaturated fatty acid which is necessary for human nutrition, and the components are important substances for brain tissue cell metabolism, and can nourish brain cells and enhance brain functions. The phospholipid in the walnut has good health care effect on cranial nerves; the walnut kernel can also effectively prevent arteriosclerosis and reduce cholesterol; in addition, the walnut kernel contains vitamin E, can protect cells from oxidation damage of free radicals, and is an anti-aging substance recognized in the medical field, so the walnut kernel is called as Wansui and Changshouguo.
The walnut kernel has uneven surface and a plurality of wrinkles, and the seed coat is deeply sunk, which brings certain difficulty to peeling. At present, the walnut seed coat is removed mainly by peeling by a slice baking method, peeling by a blanching method and peeling by soaking in alkali liquor with certain concentration. High-temperature baking and peeling are carried out, and the nutrient substances of the walnut kernels can be damaged; hot water is heated to peel, so that water resources are wasted; the alkaline peeling causes environmental pollution.
Disclosure of Invention
The invention aims to solve the technical problems that the conventional common technology for peeling the walnut kernels consumes energy, causes environmental pollution or destroys nutritional ingredients of the walnut kernels, and aims to provide a walnut kernel dry peeling process to solve the problems.
The invention is realized by the following technical scheme:
a dry peeling process for walnut kernels comprises the following steps:
s1, cleaning and draining walnut kernels;
s2, drying the cleaned walnut kernels by using a negative pressure dryer, and then carrying out sharp air cooling on the walnut kernels after drying;
and S3, rolling and peeling the dried walnut kernels by using a rolling and kneading machine.
The walnut kernel drying method adopts the negative pressure dryer to dry the walnut kernels, the walnut kernels can be dried at a lower drying temperature through negative pressure drying, walnut kernel skins on the surfaces of the walnut kernels are dried and are separated from walnut kernel flesh to a certain extent, the negative pressure drying replaces the existing high-temperature drying, nutrient substances of the walnut kernels cannot be damaged, compared with hot water peeling and alkaline peeling, a large amount of water resources cannot be wasted, environmental pollution cannot be caused, and the common problems in the prior art are solved.
The invention utilizes the negative pressure drying technology and combines the air cooling technology, so that the foreskin on the surface of the walnut kernel is effectively separated from the walnut kernel meat, the walnut kernel skin can be effectively removed by rolling and kneading the walnut kernel after becoming crisp and dry, in addition, the rolling and kneading machine utilizes the principle of physical impact to ensure that the walnut kernel is turned up and down in the roller, and the walnut kernel skin is impacted and beaten mutually to achieve the effect of crushing the walnut kernel, after the walnut kernel is crushed, the walnut kernel skin on the fold of the walnut kernel is exposed, and the walnut kernel skin on the fold can also fall off under the action of impact and friction, thus the rolling and kneading peeling effects are good.
And in the step S2, the walnut kernels are dried for 20-40 minutes at the temperature of 30-45 ℃ by a negative pressure dryer, and then the walnut kernels are rapidly air-cooled after drying.
The walnut kernel can be dried quickly at the temperature of 30-45 ℃, and the nutrient substances in the walnut kernel can not be damaged.
The negative pressure dryer in the step S2 comprises a tank body, a machine frame, a condensing system, a heating system and a vacuum system, wherein the machine frame is located on two sides of the tank body, the tank body is rotatably connected with the machine frame, the bottom of the machine frame is fixed on a supporting seat, the tank body is connected with the condensing system, the heating system and the vacuum system are communicated, a feeding hole is formed in the top of the tank body, a discharging hole is formed in the bottom of the tank body, a plurality of air cooling plates are arranged below the tank body, each air cooling plate is a rectangular plate, two side walls of the rectangular plates in opposite positions are vertically connected with a baffle, the air cooling plates are used for bearing walnut kernels discharged from the discharging hole of the tank body, all the air cooling plates are arranged in a staggered mode in the vertical direction one by one, the air cooling plates are obliquely arranged, the upper ends of the air cooling plates are connected and fixed with the machine frame on one side, the lower ends of the air cooling plates are suspended, the upper ends of two adjacent air cooling plates are arranged oppositely, an air cooler is installed on the upper plate surfaces of the air cooling plates, the air cooling plates and close to the upper ends of the air cooling plates, the air cooler, the air cooling plates facing the lower ends of the air cooling plates, and the air cooling plates located below the two adjacent air cooling plates are used for bearing the walnut kernels sliding out of the air cooling plates.
Based on the negative pressure dryer in the prior art, namely the vacuum dryer, the air cooling device is additionally arranged below the vacuum dryer, so that the walnut kernels can be immediately air-cooled after being discharged from the vacuum dryer, the skins of the walnut kernels can be crisply woven after being rapidly air-cooled, and the skins on the surfaces of the walnut kernels can be effectively separated after being tumbled.
The walnut kernel peeling machine comprises a tank body, a rack, a condensing system, a heating system and a vacuum system, wherein the tank body, the rack, the condensing system, the heating system and the vacuum system are all the prior art, the structure is not changed, an air cooling plate is provided with an air cooler, walnut kernels fall on the uppermost air cooling plate after being discharged from a discharge port of the tank body, then slide downwards along the inclined surface of the air cooling plate to the air cooling plate below the walnut kernels, the walnut kernels slide from each air cooling plate from top to bottom one by one, each air cooling plate can be cooled by the air cooler on each air cooling plate, the air cooling plates with staggered mines discharge increase the falling distance of the walnut kernels, the falling speed of the walnut kernels is slowed down, and the walnut kernels can be fully air-cooled under the condition that discharge of the walnut kernels is not influenced, so that walnut kernels can be fully discharged, and peeling of the walnut kernels is facilitated.
The upper end of forced air cooling board is rotated with the frame of one side and is connected, the upper end of both sides baffle is provided with the earhole of two mutual intercommunications in the forced air cooling board, it has the pivot to run through in the earhole of two relative intercommunications, the pivot is connected fixedly with the frame that corresponds, the forced air cooling board passes through the earhole and is rotated with the pivot and be connected, be provided with the reel in the frame of forced air cooling board lower extreme place one side, the winding has the connecting rope on the reel, the one end of connecting rope is fixed with the forced air cooling board lateral wall connection that corresponds, the reel is located its air cooling board top that corresponds with the forced air cooling board one-to-one and the reel.
When the walnut kernels fall onto the other air cooling plate from one air cooling plate, the walnut kernels can be subjected to certain impact force, the impact force can be generated on the walnut kernels while air cooling is carried out, and when the walnut kernels are impacted, the crisp surfaces of the walnut kernels can be separated from the walnut kernels, so that a certain peeling effect is achieved, and the workload of rolling, kneading and peeling at the back is reduced; in addition, the air cooling plate is rotatably connected with the rack through a rotating shaft and is combined with the reel, under the rotating action of the reel, the connecting rope is retracted to drive the air cooling plate to rotate up and down, so that the inclination angle of the air cooling plate is adjustable, the reel can enable the air cooling plate to repeatedly move up and down through the connecting rope, the walnut kernels on the air cooling plate can move back and forth on the air cooling plate, the walnut kernels and the air cooling plate can generate large friction, the walnut kernels can collide with each other, under the action of friction force and collision impact force, the tumbling effect is achieved on the walnut kernels, part of skins on the walnut kernels can fall off, and the peeling effect is achieved; moreover, as long as the air cooling plate does not incline downwards too much, the walnut kernels can be left on the air cooling plate, and the contact time between the walnut kernels and cold air is prolonged.
A plurality of convex blocks are uniformly distributed on the upper plate surface of the air cooling plate, and intervals exist between every two adjacent convex blocks. The convex block is used for increasing the impact force on the walnut kernel when the walnut kernel moves back and forth on the air cooling plate and improving the peeling effect of the walnut kernel when the walnut kernel is air cooled.
The driving structure of the reel is a motor. The motor drives the reel, thereby saving time and labor.
The convex block is a hemisphere with a smooth surface. The lug is the hemisphere that the surface is smooth, can effectively avoid the walnut-meat to be smashed the back a large amount of adhesion at the lug surface, the washing of the lug of also being convenient for.
And step S3, rolling and peeling the dried walnut kernels by adopting a vacuum rolling and kneading machine. The vacuum rolling and kneading machine belongs to the prior art, and can prevent walnut kernels from being wetted due to contact with the outside during rolling and kneading, and prevent walnut kernels from being difficult to peel after the surfaces of the walnut kernels become wetted.
And in the step S2, the walnut kernels are dried by a negative pressure dryer at the temperature of 35 ℃.35 ℃ is the best drying temperature.
And rolling bearings are connected between the two lug holes of the air cooling plate and the rotating shaft, the air cooling plate and the rotating shaft are rotatably connected with the rotating shaft through the rolling bearings and the lug holes, and the air cooling plate rotates up and down around the rotating shaft. The rolling bearing reduces the abrasion between the air cooling plate and the rotating shaft.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the walnut kernel dry peeling process adopts the negative pressure dryer to dry the walnut kernels, the walnut kernels can be dried at a lower drying temperature by negative pressure drying, so that walnut shells on the surfaces of the walnut kernels are dried and are separated from walnut kernel meat to a certain extent, the negative pressure drying replaces the conventional high-temperature drying, the nutrient substances of the walnut kernels cannot be damaged, and compared with hot water peeling and alkaline peeling, the walnut kernel dry peeling process does not waste a large amount of water resources, does not cause environmental pollution and solves the common problems in the prior art;
2. the walnut kernel dry peeling process is based on a negative pressure dryer in the prior art, and the air cooling device is additionally arranged below the vacuum dryer, so that the walnut kernels can be immediately air-cooled after being discharged from the vacuum dryer, the skin of the walnut kernels can be crisp after being rapidly air-cooled, and the skin on the surface of the walnut kernels can be effectively separated after being tumbled;
3. the walnut kernel dry peeling process of the invention utilizes the reel to adjust the inclination angle of the air cooling plate, and can adjust the retention time of the walnut kernels on the air cooling plate.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a fan cooler structure according to the present invention.
Reference numbers and corresponding part names in the drawings:
1-tank body, 2-frame, 3-support seat, 4-feed inlet, 5-discharge outlet, 6-air cooling plate, 61-ear hole, 62-rotating shaft, 63-baffle, 7-air cooler, 8-reel, 9-connecting rope and 10-lug.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
As shown in fig. 1 and 2, the dry peeling process for walnut kernels comprises the following steps:
s1, cleaning and draining walnut kernels;
s2, drying the cleaned walnut kernels by using a negative pressure dryer, and then rapidly air-cooling the walnut kernels after drying;
and S3, rolling and peeling the dried walnut kernels by using a vacuum rolling and kneading machine.
And in the step S2, the walnut kernels are dried for 20-40 minutes at the temperature of 30-45 ℃ by a negative pressure dryer, and then the walnut kernels are rapidly air-cooled after drying. The optimum drying temperature is 35 ℃. The negative pressure dryer in the step S2 comprises a tank body 1, a frame 2, a condensing system, a heating system and a vacuum system, wherein the frame 2 is located on two sides of the tank body 1, the tank body 1 is rotatably connected with the frame 2, the bottom of the frame 2 is fixed on a supporting seat 3, the tank body 1 is communicated with the condensing system and the heating system, the vacuum system is communicated, a feeding hole 4 is formed in the top of the tank body 1, a discharging hole 5 is formed in the bottom of the tank body 1, a plurality of air cooling plates 6 are arranged below the tank body 1, the air cooling plates 6 are rectangular plates, two side walls of the rectangular plates in opposite positions are vertically connected with baffle plates 63, the air cooling plates 6 are used for bearing walnut kernels discharged from the discharging hole 5 of the tank body 1, all the air cooling plates 6 are arranged in a staggered mode in the vertical direction one by one, the air cooling plates 6 are obliquely arranged, the upper ends of the air cooling plates 6 are connected and fixed with the frame 2 on one side, the lower ends of the air cooling plates 6 are suspended, the upper ends of two adjacent air cooling plates 6 are arranged oppositely, an air cooling plate 7 is arranged on the upper surface of the air cooling plates 6, and the air cooling plates 6 are arranged close to the upper ends of the air cooling plates 7, and the air cooling plates 6 face the lower ends of the air cooling plates 6.
The walnut kernel peeling machine comprises a tank body, a rack, a condensing system, a heating system and a vacuum system, wherein the tank body, the rack, the condensing system, the heating system and the vacuum system are all the prior art, the structure is not changed, an air cooler is arranged on an air cooling plate, walnut kernels fall on the uppermost air cooling plate after being discharged from a discharge hole of the tank body, then slide downwards along the inclined surface of the air cooling plate to the air cooling plate below the air cooling plate, the walnut kernels slide on each air cooling plate from top to bottom one by one, the air cooling plate can be cooled by the air cooler on each air cooling plate when passing through each air cooling plate, the distance for the walnut kernels to fall is increased by the air cooling plates with staggered lightning discharge, the speed for the walnut kernels to fall is reduced, and the walnut kernels can be fully air-cooled under the condition that discharge of the walnut kernels is not influenced, so that peeling of the walnut kernels is facilitated. Under the blowing effect of air-cooler, can also blow away the walnut-meat from the air-cooling board, avoid partial walnut-meat to be detained on the air-cooling board.
Example 2
Based on embodiment 1, the upper end of forced air cooling board 6 is rotated with the frame 2 of one side and is connected, the upper end of both sides baffle 63 is provided with two ear holes 61 that communicate each other in the forced air cooling board 6, it has pivot 62 to run through in the ear hole 61 of two relative intercommunications, pivot 62 is connected fixedly with the frame 2 that corresponds, forced air cooling board 6 rotates through ear hole 61 and pivot 62 and is connected, be provided with reel 8 in the frame 2 of the one side of forced air cooling board 6 lower extreme place, the winding has connecting rope 9 on reel 8, the one end of connecting rope 9 is connected fixedly with the forced air cooling board 6 lateral wall that corresponds, reel 8 and forced air cooling board 6 one-to-one and reel 8 are located its forced air cooling board 6 top that corresponds. The driving structure of the reel 8 is a motor. Rolling bearings are connected between the two lug holes 61 of the air cooling plate 6 and the rotating shaft 62, the air cooling plate 6 and the rotating shaft 62 are rotatably connected through the rolling bearings and the lug holes 61 and the rotating shaft 62, and the air cooling plate 6 rotates up and down around the rotating shaft 62.
When the walnut kernels fall onto the other air cooling plate from one air cooling plate, the walnut kernels can be subjected to certain impact force, the impact force can be generated on the walnut kernels while air cooling is carried out, and when the walnut kernels are impacted, the crisp surfaces of the walnut kernels can be separated from the walnut kernels, so that a certain peeling effect is achieved, and the workload of rolling, kneading and peeling at the back is reduced; in addition, the air cooling plate is rotatably connected with the rack through the rotating shaft and is combined with the reel, the connecting rope is retracted and drives the air cooling plate to rotate up and down under the rotating action of the reel, so that the inclination angle of the air cooling plate is adjustable, the reel can enable the air cooling plate to repeatedly move up and down through the connecting rope, the walnut kernels on the air cooling plate can move back and forth on the air cooling plate, the walnut kernels and the air cooling plate can generate large friction, the walnut kernels can collide with each other, under the action of friction force and collision impact force, the rolling and kneading effect on the walnut kernels is achieved, part of skins on the walnut kernels can fall off, and the peeling effect is achieved; moreover, as long as the air cooling plate is not inclined downwards too much, the walnut kernels can be left on the air cooling plate, and the contact time between the walnut kernels and cold air is prolonged.
Example 3
Based on the above embodiment, a plurality of bumps 10 are uniformly distributed on the upper plate surface of the air cooling plate 6, and a space exists between the adjacent bumps 10. The bump 10 is a hemisphere with a smooth surface.
The lug is the hemisphere that the surface is smooth, can effectively avoid the walnut-meat to be smashed the back a large amount of adhesion at the lug surface, the washing of the lug of also being convenient for.
The above-mentioned embodiments, objects, technical solutions and advantages of the present invention are further described in detail, it should be understood that the above-mentioned embodiments are only examples of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The walnut kernel dry peeling process is characterized by comprising the following steps:
s1, cleaning and draining walnut kernels;
s2, drying the cleaned walnut kernels by using a negative pressure dryer, and then carrying out sharp air cooling on the walnut kernels after drying;
and S3, rolling and peeling the dried walnut kernels by using a rolling and kneading machine.
2. The dry walnut kernel peeling process of claim 1, wherein in step S2, the negative pressure dryer dries the walnut kernels for 20-40 minutes at 30-45 ℃, and then rapidly air-cools the walnut kernels after drying.
3. The walnut kernel dry peeling process according to claim 2, wherein the negative pressure dryer in the step S2 comprises a tank body (1), a frame (2), a condensing system, a heating system and a vacuum system, the frame (2) is positioned on two sides of the tank body (1), the tank body (1) is rotatably connected with the frame (2), the bottom of the frame (2) is fixed on a supporting seat (3), the tank body (1) is communicated with the condensing system, the heating system and the vacuum system, a feeding port (4) is arranged at the top of the tank body (1), a discharging port (5) is arranged at the bottom of the tank body (1), a plurality of air cooling plates (6) are arranged below the tank body (1), the air cooling plates (6) are rectangular plates, baffle plates (63) are vertically connected to two side walls of the rectangular plates in opposite positions, the air cooling plates (6) are connected with the upper ends of the air cooling plates (6) and fixed to one side of the frame (2), the air cooling plates (6) are connected with the discharging port (5) discharged from the tank body (1), all the air cooling plates (6) in a staggered manner in the vertical direction, the air cooling plates (6) are obliquely arranged, the upper ends of two air cooling plates (7) adjacent to the upper ends of the air cooling plates (6) are arranged towards the air cooling plates, and the lower ends of the air cooling plates (7) are arranged towards the air cooling plates (7) and the air cooling plates (6), the air cooling plate (6) positioned below the two adjacent air cooling plates (6) is used for bearing the walnut kernels sliding out from the lower end of the air cooling plate (6) above the walnut kernels.
4. The walnut kernel dry peeling process according to claim 3, wherein the upper end of the air cooling plate (6) is rotatably connected with the frame (2) on one side, two mutually communicated lug holes (61) are formed in the upper ends of two side baffles (63) in the air cooling plate (6), a rotating shaft (62) penetrates through the two oppositely communicated lug holes (61), the rotating shaft (62) is fixedly connected with the corresponding frame (2), the air cooling plate (6) is rotatably connected with the rotating shaft (62) through the lug holes (61), a reel (8) is arranged on the frame (2) on one side of the lower end of the air cooling plate (6), a connecting rope (9) is wound on the reel (8), one end of the connecting rope (9) is fixedly connected with the side wall of the corresponding air cooling plate (6), the reel (8) corresponds to the air cooling plate (6) one by one, and the reel (8) is positioned above the corresponding air cooling plate (6).
5. The dry walnut kernel peeling process according to claim 4, wherein a plurality of bumps (10) are uniformly distributed on the upper surface of the air cooling plate (6), and a space is reserved between every two adjacent bumps (10).
6. A dry walnut kernel peeling process according to claim 4, wherein the driving structure of the reel (8) is a motor.
7. A dry walnut kernel peeling process according to claim 5, wherein the bumps (10) are smooth surfaced hemispheres.
8. The dry walnut kernel peeling process of claim 1, wherein in step S3, a vacuum tumbler is used to tumble and peel the dried walnut kernels.
9. The dry walnut kernel peeling process of claim 2, wherein the negative pressure dryer dries the walnut kernels at a temperature of 35 ℃ in step S2.
10. The dry walnut kernel peeling process according to claim 4, wherein a rolling bearing is connected between the two lug holes (61) of the air cooling plate (6) and the rotating shaft (62), the air cooling plate (6) and the rotating shaft (62) are rotatably connected with the rotating shaft (62) through the rolling bearing and the lug holes (61), and the air cooling plate (6) rotates up and down around the rotating shaft (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210818730.7A CN115153047A (en) | 2022-07-12 | 2022-07-12 | Dry peeling process for walnut kernels |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210818730.7A CN115153047A (en) | 2022-07-12 | 2022-07-12 | Dry peeling process for walnut kernels |
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| CN115153047A true CN115153047A (en) | 2022-10-11 |
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| CN202210818730.7A Pending CN115153047A (en) | 2022-07-12 | 2022-07-12 | Dry peeling process for walnut kernels |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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