CN115650782B - Composite organic fertilizer and preparation method thereof - Google Patents
Composite organic fertilizer and preparation method thereof Download PDFInfo
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- CN115650782B CN115650782B CN202211341124.7A CN202211341124A CN115650782B CN 115650782 B CN115650782 B CN 115650782B CN 202211341124 A CN202211341124 A CN 202211341124A CN 115650782 B CN115650782 B CN 115650782B
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- organic fertilizer
- powder
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- fixed
- composite organic
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- 239000003895 organic fertilizer Substances 0.000 title claims abstract description 31
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 239000002131 composite material Substances 0.000 title claims abstract description 19
- 239000000843 powder Substances 0.000 claims abstract description 53
- 238000003756 stirring Methods 0.000 claims abstract description 36
- 239000002994 raw material Substances 0.000 claims abstract description 19
- 238000000855 fermentation Methods 0.000 claims abstract description 16
- 230000004151 fermentation Effects 0.000 claims abstract description 16
- 238000002156 mixing Methods 0.000 claims abstract description 12
- 210000003608 fece Anatomy 0.000 claims abstract description 8
- 239000010871 livestock manure Substances 0.000 claims abstract description 8
- 240000001046 Lactobacillus acidophilus Species 0.000 claims abstract description 4
- 235000013956 Lactobacillus acidophilus Nutrition 0.000 claims abstract description 4
- 241001494479 Pecora Species 0.000 claims abstract description 4
- 235000014897 Streptococcus lactis Nutrition 0.000 claims abstract description 4
- 244000057717 Streptococcus lactis Species 0.000 claims abstract description 4
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 4
- YYRMJZQKEFZXMX-UHFFFAOYSA-L calcium bis(dihydrogenphosphate) Chemical compound [Ca+2].OP(O)([O-])=O.OP(O)([O-])=O YYRMJZQKEFZXMX-UHFFFAOYSA-L 0.000 claims abstract description 4
- 229910000389 calcium phosphate Inorganic materials 0.000 claims abstract description 4
- 239000004202 carbamide Substances 0.000 claims abstract description 4
- BVTBRVFYZUCAKH-UHFFFAOYSA-L disodium selenite Chemical compound [Na+].[Na+].[O-][Se]([O-])=O BVTBRVFYZUCAKH-UHFFFAOYSA-L 0.000 claims abstract description 4
- 238000001035 drying Methods 0.000 claims abstract description 4
- 235000003891 ferrous sulphate Nutrition 0.000 claims abstract description 4
- 239000011790 ferrous sulphate Substances 0.000 claims abstract description 4
- 239000008187 granular material Substances 0.000 claims abstract description 4
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims abstract description 4
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims abstract description 4
- 229940039695 lactobacillus acidophilus Drugs 0.000 claims abstract description 4
- 235000019691 monocalcium phosphate Nutrition 0.000 claims abstract description 4
- 238000004806 packaging method and process Methods 0.000 claims abstract description 4
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 claims abstract description 4
- 229910052939 potassium sulfate Inorganic materials 0.000 claims abstract description 4
- 235000011151 potassium sulphates Nutrition 0.000 claims abstract description 4
- 229960001471 sodium selenite Drugs 0.000 claims abstract description 4
- 235000015921 sodium selenite Nutrition 0.000 claims abstract description 4
- 239000011781 sodium selenite Substances 0.000 claims abstract description 4
- 239000010902 straw Substances 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 18
- 208000001613 Gambling Diseases 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 241000196324 Embryophyta Species 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 241001465754 Metazoa Species 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 235000016709 nutrition Nutrition 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 240000001931 Ludwigia octovalvis Species 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001863 plant nutrition Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
Landscapes
- Fertilizers (AREA)
Abstract
The invention relates to the technical field of organic fertilizer preparation, in particular to a compound organic fertilizer and a preparation method thereof; step one: crushing the raw materials, and mixing the crushed powder in proportion; step two: uniformly stirring the proportioned powder by using a preparation device; step three: putting the stirred powder into a fermentation tank for fermentation and turning over periodically; step four: granulating the fermented powder, drying the granules, and packaging and storing to obtain the composite organic fertilizer; the composite organic fertilizer consists of the following raw materials in parts by weight: 5-7 parts of pig manure; 5-7 parts of sheep manure; 5-7 parts of straw; 0.2-0.5 part of calcium superphosphate; 0.5-1 part of urea; 0.5-1 part of potassium sulfate; 0.2-0.5 part of sodium selenite; 0.2-0.5 part of ferrous sulfate; 2-4 parts of streptococcus lactis; 1-2 parts of lactobacillus acidophilus; the efficiency of the raw materials in the mixing link can be improved, so that the production efficiency of the compound organic fertilizer is accelerated.
Description
Technical Field
The invention relates to the technical field of organic fertilizer preparation, in particular to a composite organic fertilizer and a preparation method thereof.
Background
Organic fertilizers, mainly derived from plants and animals, are applied to soil to provide plant nutrition as a carbonaceous material of its primary function. The composite organic fertilizer can be directionally added with some nutritional ingredients which can be beneficial to plants, and can further compensate some nutritional ingredients which are not possessed by plants and animals, so that the effect of the organic fertilizer is better; in the preparation process of the compound organic fertilizer, the raw materials are required to be crushed, stirred and mixed, fermented, granulated and the like, however, in the existing processing method and process, equipment used in the step of stirring the raw materials can only stir the raw materials at a fixed and single height, so that the mixing efficiency of the raw materials is lower.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the compound organic fertilizer and the preparation method thereof, which can improve the efficiency of raw materials in a mixing link, thereby accelerating the production efficiency of the compound organic fertilizer.
The technical scheme adopted for solving the technical problems is as follows:
the preparation method of the composite organic fertilizer comprises the following steps:
step one: crushing the raw materials, and mixing the crushed powder in proportion;
Step two: uniformly stirring the proportioned powder by using a preparation device;
step three: putting the stirred powder into a fermentation tank for fermentation and turning over periodically;
Step four: granulating the fermented powder, drying the granules, and packaging and storing to obtain the composite organic fertilizer.
The preparation device comprises a charging basket provided with a transparent wall made of transparent plastic materials, a rotating shaft rotating in the charging basket, and a motor arranged on the charging basket and used for driving the rotating shaft to rotate, wherein spiral blades are fixed on the upper side and the lower side of the rotating shaft, and the rotation directions of the two spiral blades are opposite.
The middle part of the rotating shaft is provided with a convex rib, the upper end of the convex rib is fixedly provided with a spring, the convex rib is provided with a lantern ring in a sliding mode, the lantern ring is fixed on the spring, and a plurality of cross bars are uniformly distributed on the outer circumference of the lantern ring.
The transverse rod is provided with a stirring piece in a rotating mode, and a plurality of inclined baffles capable of guiding powder to move towards the direction of the rotating shaft are formed on the upper surface of the stirring piece.
The inner wall of the transparent wall is fixedly provided with a fixed ring, the rotating shaft penetrates through the fixed ring, a plurality of triangular ribs are formed on the fixed ring, and the lower end of the lantern ring is formed with a protrusion which can be contacted with the triangular ribs.
The compound organic fertilizer prepared according to the preparation method of the compound organic fertilizer comprises the following raw materials in parts by weight: 5-7 parts of pig manure; 5-7 parts of sheep manure; 5-7 parts of straw; 0.2-0.5 part of calcium superphosphate; 0.5-1 part of urea; 0.5-1 part of potassium sulfate; 0.2-0.5 part of sodium selenite; 0.2-0.5 part of ferrous sulfate; 2-4 parts of streptococcus lactis; 1-2 parts of lactobacillus acidophilus.
Drawings
The invention will be described in further detail with reference to the accompanying drawings and detailed description.
FIG. 1 is a flow chart of a method for preparing a composite organic fertilizer in the invention;
FIGS. 2 and 3 are schematic views showing the construction of a manufacturing apparatus according to the present invention;
FIG. 4 is a schematic view of a barrel according to the present invention;
FIG. 5 is a schematic view of the structure of the slide bar and the bottom plate of the present invention;
FIG. 6 is a schematic view of a structure of a rotating shaft according to the present invention;
FIG. 7 is a schematic view of the structure of the stirring sheet and the inclined baffle in the invention;
FIG. 8 is a schematic view of the collar and boss construction of the present invention;
FIG. 9 is a schematic view of the structure of the fixing ring and triangular ribs in the present invention;
FIG. 10 is a schematic view showing a part of the construction of the production apparatus of the present invention;
In the figure: a charging basket 01; a transparent wall 02; a mounting frame 03; a bottom ring 04; a top door 05; a rotating shaft 06; a motor 07; rib 08; a spring 09; a hopper 10; a seed box 11; a betting board 12; a slide bar 13; a bottom plate 14; a collar 15; a stirring sheet 16; a bevel gear 17; a protrusion 18; a fixing ring 19; triangular ribs 20.
Detailed Description
By observing fig. 1, the process of the method for processing the composite organic fertilizer can be obtained according to the process shown in the figure,
Step one: crushing the raw materials, and mixing the crushed powder in proportion;
Step two: uniformly stirring the proportioned powder by using a preparation device;
step three: putting the stirred powder into a fermentation tank for fermentation and turning over periodically;
Step four: granulating the fermented powder, drying the granules, and packaging and storing to obtain the composite organic fertilizer.
The compound organic fertilizer prepared according to the preparation method of the compound organic fertilizer comprises the following raw materials in parts by weight: 7 parts of pig manure; 7 parts of sheep manure; 7 parts of straw; 0.2 parts of calcium superphosphate; urea 0.5 parts; 0.5 parts of potassium sulfate; 0.2 parts of sodium selenite; 0.2 parts of ferrous sulfate; 2 parts of streptococcus lactis; lactobacillus acidophilus 1 part.
By observing fig. 2 to 6, one exemplary working procedure from which stirring of the powder in the vertical direction can be obtained is shown in the figures:
the preparation device comprises a charging basket 01 provided with a transparent wall 02, wherein a bottom ring 04 is fixedly connected in the charging basket 01, the transparent wall 02 is made of transparent plastic materials, a rotating shaft 06 is rotationally connected in the charging basket 01, a motor 07 is arranged on the charging basket 01, the motor 07 is used for driving the rotating shaft 06 to rotate, an output shaft of the motor 07 is connected to the rotating shaft 06 through a coupling, the lower end of the rotating shaft 06 is rotationally connected in the bottom ring 04, helical blades are fixedly connected to the upper side and the lower side of the rotating shaft 06, and the rotation directions of the two helical blades are opposite; put into the storage bucket 01 with the powder, then use motor 07 to drive pivot 06 and rotate, when pivot 06 forward rotation, can make two helical blade stir the direction to the powder in the storage bucket 01, make the powder mix from the direction stirring of the lower both sides towards pivot 06 middle part, when pivot 06 reverse rotation, can make the powder mix from the middle part of pivot 06 to upper and lower both sides flow to the realization can stir the powder and turn, so that the powder intensive mixing.
By observing fig. 2 to 7, one exemplary working procedure from which stirring of the powder in the horizontal direction can be obtained is shown in the figures:
A convex rib 08 is formed in the middle of the rotating shaft 06, a spring 09 is fixedly connected to the upper end of the convex rib 08, a lantern ring 15 is connected to the convex rib 08 in a sliding manner, the lantern ring 15 is fixedly connected to the spring 09, and a plurality of cross bars are uniformly distributed on the outer side of the lantern ring 15 in the circumferential direction; can utilize bead 08 on pivot 06 to drive the lantern ring 15 and rotate in the horizontal direction when pivot 06 rotates, utilize a plurality of horizontal poles on the lantern ring 15 to stir the mixture to powder in the horizontal direction, a plurality of horizontal poles can stir the powder raw materials that helical blade guide comes simultaneously to can accelerate the mixing efficiency of powder, and improve the mixing effect of powder.
By observing fig. 2 to 8, one exemplary working process that can be seen in the figures to accelerate the powder mixing efficiency is:
the cross rod is rotatably connected with a stirring piece 16, and a plurality of inclined baffles 17 capable of guiding powder to move towards the direction of the rotating shaft 06 are formed on the upper surface of the stirring piece 16; when the lantern ring 15 rotates along with the rotating shaft 06, the cross bars can drive the stirring sheets 16 which are rotationally connected to the cross bars to rotate together, the stirring sheets 16 can keep a vertical state under a natural state because of self gravity, when the lantern ring rotates, the stirring sheets 16 can be driven by the resistance of powder and the cross bars to rotate to a horizontal state to stir the powder, the inclined baffles 17 on the stirring sheets 16 can stir the powder together and guide the powder, when the rotating shaft 06 rotates positively, the inclined baffles 17 on the stirring sheets 16 can move downwards along with the rotation of the stirring sheets 16, and when the rotating shaft 06 rotates reversely, the inclined baffles 17 can guide the powder along the direction of the rotating shaft 06, so that the powder can increase the flowing direction in the horizontal direction, and the stirring efficiency is improved.
By observing fig. 2 to 10, another exemplary working process that can be seen in the figures to accelerate the powder mixing efficiency is:
A fixed ring 19 is fixedly connected to the inner wall of the transparent wall 02, the rotating shaft 06 passes through the fixed ring 19, a plurality of triangular ribs 20 are formed on the fixed ring 19, and a bulge 18 which can be contacted with the plurality of triangular ribs 20 is formed at the lower end of the lantern ring 15; when the rotating shaft 06 rotates, the collar 15 can be driven to rotate, and the protrusions 18 on the collar 15 can be utilized to enable the protrusions 18 to continuously move on the triangular ribs 20, so that the collar 15 can slide up and down while rotating, the springs 09 can press the collar 15 downwards to enable the protrusions 18 to be always tightly contacted with the triangular ribs 20, so that the stirring blades 16 move and stir on different horizontal planes, the stirring blades 16 are enabled to rotate to different inclination angles to mix powder by utilizing the process of moving the stirring blades 16 up and down, and the stirring blades 16 move along wavy tracks, so that the stirring effect on the powder is further improved.
By observing fig. 2 to 10, one exemplary working procedure that can be taken at the time of powder addition according to the illustration is:
Two top doors 05 for adding raw materials into the charging basket 01 are arranged on the charging basket 01; the powder can be directly added into the charging basket 01 through the two top doors 05, and the lower end of the charging basket 01 is provided with a valve for discharging, so that the powder can be discharged after being mixed.
By observing fig. 2 to 10, one exemplary working process that can be obtained in the addition of a fermentation broth according to the illustration is:
the top door 05 is fixedly connected with a hopper 10, and the hopper 10 is fixedly connected with a strain box 11 with a circular through hole at the lower end; the powder is put into the hopper 10, so that the powder can slide down along the hopper 10 into the bucket 01, and the fermentation strain prepared in advance in the strain tank 11 can flow down from the circular through hole to be mixed into the powder and enter the hopper 10 together.
By observing fig. 2 to 10, one exemplary working process that can be obtained in dosing raw materials according to the figures is:
A slide bar 13 is connected in the strain box 11 in a sliding way, a spring is fixedly connected between the slide bar 13 and the top end of the strain box 11, a gambling plate 12 capable of covering a circular through hole is fixedly connected in the middle of the slide bar 13, and a bottom plate 14 capable of covering a top door 05 is fixedly connected at the lower end of the slide bar 13; normally, under the action of the spring, the slide bar 13 drives the gambling plate 12 and the bottom plate 14 to be in a state of blocking the circular through hole and the top door 05, at the moment, powder and fermentation strain are added into the hopper 10 and the strain box 11 respectively and cannot fall into the charging basket 01, the powder and the fermentation strain can be filled into the hopper 10 and the strain box 11 respectively, the volume ratio of the hopper 10 and the strain box 11 can be used for quantifying, then the upper end of the slide bar 13 is pressed downwards, the slide bar 13 can be made to drive the gambling plate 12 and the bottom plate 14 to descend, the circular through hole and the top door 05 are made to be opened, the powder and the fermentation strain can be initially mixed and enter the charging basket 01 together, and the powder and the fermentation strain are added according to the proportion.
By observing fig. 2 to 10, one exemplary working process that can be seen in avoiding raw material stuck according to the figures is:
The upper surface of the bottom plate 14 is in a conical structure; the conical structure of the bottom plate 14 can be utilized to enable the powder and the fermentation strain to smoothly slide down, so that the blockage caused by the blockage of the powder and the fermentation strain between the bottom plate 14 and the top door 05 is avoided.
Claims (5)
1. The preparation method of the composite organic fertilizer is characterized by comprising the following steps of:
step one: crushing the raw materials, and mixing the crushed powder in proportion;
Step two: uniformly stirring the proportioned powder by using a preparation device;
step three: putting the stirred powder into a fermentation tank for fermentation and turning over periodically;
Step four: granulating the fermented powder, drying the granules, and packaging and storing to obtain the composite organic fertilizer;
the preparation device comprises a charging basket (01) provided with a transparent wall (02) made of transparent plastic material, a rotating shaft (06) rotating in the charging basket (01), and a motor (07) arranged on the charging basket (01) and used for driving the rotating shaft (06) to rotate, wherein spiral blades are fixed on the upper side and the lower side of the rotating shaft (06), and the rotation directions of the two spiral blades are opposite;
A rib (08) is formed in the middle of the rotating shaft (06), a spring (09) is fixed at the upper end of the rib (08), a lantern ring (15) is slid on the rib (08), the lantern ring (15) is fixed on the spring (09), and a plurality of cross bars are circumferentially and uniformly distributed on the outer side of the lantern ring (15);
the cross rod is provided with a stirring sheet (16) in a rotating way, and a plurality of inclined baffles (17) capable of guiding powder to move towards the direction of the rotating shaft (06) are formed on the upper surface of the stirring sheet (16);
A fixed ring (19) is fixed on the inner wall of the transparent wall (02), the rotating shaft (06) passes through the fixed ring (19), a plurality of triangular ribs (20) are formed on the fixed ring (19), and a bulge (18) which can be contacted with the triangular ribs (20) is formed at the lower end of the lantern ring (15);
the composite organic fertilizer prepared by the preparation method of the composite organic fertilizer comprises the following raw materials in parts by weight: 5-7 parts of pig manure; 5-7 parts of sheep manure; 5-7 parts of straw; 0.2-0.5 part of calcium superphosphate; 0.5-1 part of urea; 0.5-1 part of potassium sulfate; 0.2-0.5 part of sodium selenite; 0.2-0.5 part of ferrous sulfate; 2-4 parts of streptococcus lactis; 1-2 parts of lactobacillus acidophilus.
2. The method for preparing the composite organic fertilizer according to claim 1, wherein: two top doors (05) for adding raw materials into the charging basket (01) are arranged on the charging basket (01).
3. The method for preparing the composite organic fertilizer according to claim 2, characterized in that: a hopper (10) is fixed on the top door (05), and a strain box (11) with a circular through hole at the lower end is fixed on the hopper (10).
4. The method for preparing the composite organic fertilizer according to claim 3, wherein: a slide bar (13) is arranged in the strain box (11) in a sliding way, a gambling board (12) capable of covering a circular through hole is fixed in the middle of the slide bar (13), and a bottom plate (14) capable of covering a top door (05) is fixed at the lower end of the slide bar (13).
5. The method for preparing the composite organic fertilizer according to claim 4, wherein: the upper surface of the bottom plate (14) is of a conical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211341124.7A CN115650782B (en) | 2022-10-30 | 2022-10-30 | Composite organic fertilizer and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211341124.7A CN115650782B (en) | 2022-10-30 | 2022-10-30 | Composite organic fertilizer and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115650782A CN115650782A (en) | 2023-01-31 |
| CN115650782B true CN115650782B (en) | 2024-05-10 |
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ID=84993389
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211341124.7A Active CN115650782B (en) | 2022-10-30 | 2022-10-30 | Composite organic fertilizer and preparation method thereof |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102775247A (en) * | 2012-08-23 | 2012-11-14 | 刘奋安 | Pest-proof disease-resistant organic fertilizer and preparation method thereof |
| CN103274779A (en) * | 2013-05-15 | 2013-09-04 | 普定县和业生物有机肥有限责任公司 | Production method of environment-friendly bio-organic fertilizer |
| CN103787729A (en) * | 2013-09-13 | 2014-05-14 | 保康丰源肥业有限责任公司 | Organic fertilizer and preparation method thereof |
| CN207929093U (en) * | 2017-12-26 | 2018-10-02 | 浙江红衢源生物科技有限公司 | A kind of blender for granule materials mixing |
| CN210613420U (en) * | 2019-08-22 | 2020-05-26 | 重庆腾治科技有限公司 | A convection dry powder mixer |
| CN212052192U (en) * | 2020-03-17 | 2020-12-01 | 张树全 | Highway pitch heating device |
| CN216630593U (en) * | 2021-09-22 | 2022-05-31 | 贾祯 | Road maintenance material agitating unit |
-
2022
- 2022-10-30 CN CN202211341124.7A patent/CN115650782B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102775247A (en) * | 2012-08-23 | 2012-11-14 | 刘奋安 | Pest-proof disease-resistant organic fertilizer and preparation method thereof |
| CN103274779A (en) * | 2013-05-15 | 2013-09-04 | 普定县和业生物有机肥有限责任公司 | Production method of environment-friendly bio-organic fertilizer |
| CN103787729A (en) * | 2013-09-13 | 2014-05-14 | 保康丰源肥业有限责任公司 | Organic fertilizer and preparation method thereof |
| CN207929093U (en) * | 2017-12-26 | 2018-10-02 | 浙江红衢源生物科技有限公司 | A kind of blender for granule materials mixing |
| CN210613420U (en) * | 2019-08-22 | 2020-05-26 | 重庆腾治科技有限公司 | A convection dry powder mixer |
| CN212052192U (en) * | 2020-03-17 | 2020-12-01 | 张树全 | Highway pitch heating device |
| CN216630593U (en) * | 2021-09-22 | 2022-05-31 | 贾祯 | Road maintenance material agitating unit |
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| Publication number | Publication date |
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| CN115650782A (en) | 2023-01-31 |
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Effective date of registration: 20240403 Address after: Room 1201, Building B, Qinchuangyuan Soft Science Center, No. 123 Fengcheng Fifth Road, Xi'an Economic and Technological Development Zone, Shaanxi Province, 710000 Applicant after: Guben Ran Agricultural Group Co.,Ltd. Country or region after: China Address before: 611135 Yongfu Village, Yongning Town, Wenjiang, Chengdu, Sichuan Province Applicant before: Qiu Zhichun Country or region before: China |
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