CN106820232A - A kind of mixed feed production system and its production method - Google Patents
A kind of mixed feed production system and its production method Download PDFInfo
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- CN106820232A CN106820232A CN201710268503.0A CN201710268503A CN106820232A CN 106820232 A CN106820232 A CN 106820232A CN 201710268503 A CN201710268503 A CN 201710268503A CN 106820232 A CN106820232 A CN 106820232A
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- tank
- quenched
- solid
- charging aperture
- discharging opening
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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
- A23N17/00—Apparatus specially adapted for preparing animal feeding-stuffs
-
- 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
- A23N17/00—Apparatus specially adapted for preparing animal feeding-stuffs
- A23N17/004—Apparatus specially adapted for preparing animal feeding-stuffs for treating by application of heat, e.g. by means of potato cookers
-
- 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
- A23N17/00—Apparatus specially adapted for preparing animal feeding-stuffs
- A23N17/005—Apparatus specially adapted for preparing animal feeding-stuffs for shaping by moulding, extrusion, pressing, e.g. pellet-mills
-
- 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
- A23N17/00—Apparatus specially adapted for preparing animal feeding-stuffs
- A23N17/007—Apparatus specially adapted for preparing animal feeding-stuffs for mixing feeding-stuff components
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Animal Husbandry (AREA)
- Fodder In General (AREA)
- Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)
Abstract
The invention discloses a kind of mixed feed production system and its production method,The preliminary storage of feed preparing raw material is carried out by raw material transfer tank,The material exported through raw material transfer tank bottom discharging opening is delivered in pulverizer by second conveyer to be crushed,So that the processing safety of production process is higher,The other material by pulverizer crushing is also after the solid-liquid separator I of pulverizer discharging opening carries out separation of solid and liquid,Branch carries out modifier treatment in be delivered to quenched tank,The material solid-liquid separator II that conditioned tank bottom feed opening is connected again after conditioned treatment carries out separation of solid and liquid again,Wherein liquid phase material be spray-dried obtaining granule materials,Solid-phase material is granulated by comminutor,The material after the granule materials and granulator granulation by being spray-dried is stirred again is mixed into required finished feed,So that production cost reduce and improve material recycle degree,Realize the secondary economic worth of production byproduct.
Description
Technical field
The present invention relates to pig feed preparation field, especially a kind of compound pig feed production system and its production method.
Background technology
Pig feed as one of food indispensable in pork pig feeding process, due to cost and the difference of raw material so that
Pig feed needs whether whether, material mixing rotten to raw material fully carries out monitor in real time in preparation process is produced, and this is not only
A large amount of human and material resources are consumed, and causes that the human cost of production preparation process is higher, and because pig feed is in production
During usually can cause the problem of application difficult because the solid content of the liquid phase material separated is relatively low, cause this part
Liquid phase material can neither arrange outward, treatment for reuse needs to expend substantial amounts of fund again so that the secondary spending of this part is all the year round
Month after month become no small expenditure afterwards, if can production treatment during in time by liquid phase material processed and by its
In nutrient make full use of if, that can not only reduce the additive amount of Feed Manufacturing raw material, but also can take into account
It is cost-effective on the premise of finished feed quality.
The content of the invention
It is simple using abundant, control it is an object of the invention to provide a kind of material in order to make up the deficiencies in the prior art
Convenient, product prepares quality mixed feed production system and its production method high.
In order to realize above-mentioned technical purpose, the technical scheme is that：
A kind of mixed feed production system, it includes the raw material transfer tank, pulverizer, quenched tank, comminutor, the spraying that sequentially set
Drying chamber, agitator tank, the charging aperture of the raw material transfer tank are located at top, and the discharging opening of raw material transfer tank bottom is passed by first
Device is sent to be connected with the charging aperture of pulverizer, the discharging opening of pulverizer is provided with solid-liquid separator I, the solid-liquid separator I is consolidated
Mutually outlet is connected by second conveyer with the first charging aperture on quenched tank top, and the liquid-phase outlet of solid-liquid separator I passes through
Pump I is connected with quenched tank upper pipeline, and the discharging opening of quenched tank bottom is provided with solid-liquid separator II, described solid-liquid separator II
Liquid-phase outlet is connected by pump II with spray drying tank pipeline, and the solid-phase outlet of solid-liquid separator II connects with the charging aperture of comminutor
Connect, the charging aperture of described spray drying tank and the discharging opening of comminutor with agitator tank top is connected.
Further, the charging aperture of the raw material transfer tank is connected with the tubaeform material guiding hopper of auxiliary blanking.
Further, described spray drying tank top is provided with the steam (vapor) outlet I for steam discharge, described steam (vapor) outlet
I second charging aperture set with quenched tank top is connected.
Preferably, also sequentially it is provided with for steaming on described steam (vapor) outlet I and the connecting line of quenched tank second charging aperture
The heat exchanger I and pump III of vapour condensation.
Further, described agitator tank top is provided with the gaseous phase outlet that steam during for stirring is taken, and described gas phase goes out
The second charging aperture pipeline that mouth is set with quenched tank top is connected, and roots blower is additionally provided with described connecting line.
Further, described comminutor discharging opening is connected by the 3rd conveyer with the charging aperture on agitator tank top.
Preferably, described second conveyer, second conveyer and the 3rd conveyer are conveyer belt.
A kind of production method of mixed feed production system, it is characterised in that：It comprises the following steps：
（1）Pretreatment of raw material：Feedstuff is sequentially added in raw material transfer tank from the charging aperture of raw material transfer tank carry out it is pre-
Deposit, then by setting cycle it is quantitative from the discharging opening of raw material transfer tank material is delivered to pulverizer in carry out smashing treatment, pass through
Smash treatment feedstuff by pulverizer discharging opening export, wherein after pulverization process produce solid-phase material after filtering by
The first charging aperture on quenched tank top is input into quenched tank, filters the liquid phase material for producing by pump I from quenched tank upper pipeline
Spray is delivered in quenched tank；
（2）It is quenched：Temperature in the tank of quenched tank is set in 75~90 DEG C, and periodically by the material in quenched tank by under quenched tank
The discharging opening in portion is exported, and the solid-liquid separator II connected by quenched tank bottom discharging opening carries out separation of solid and liquid, wherein fixed
Material is transported in comminutor, and liquid phase material in the Pipeline transport of pump II to spray dryer by being spray-dried；
（3）It is prepared by crude product：The material of comminutor is delivered in comminutor with 75~85 DEG C of temperature by quenched tank discharging opening
Granulated, the crude product after granulation from the charging aperture conveying agitator tank above agitator tank, is entered by the discharging opening of comminutor
Liquid phase material in the spray dryer spray-dried prepared granule materials in spray dryer, wherein the import being spray-dried
Temperature is 130~150 DEG C, wherein being spray-dried the steam of generation by the steam (vapor) outlet at the top of spray dryer by the road from quenched
The second charging aperture of tank top is input into quenched tank, it is spray-dried after granule materials from the discharging opening of spray dryer from stirring
Mix and be stirred with the material after granulation and mix in the conveying agitator tank of the charging aperture above tank；
（4）It is prepared by finished product：Agitator tank is stirred with the rotating speed of 60~70 DEG C of temperature, 200~300rmp to the material being input into
Treatment, the agitated tank top of steam produced wherein in whipping process is transported to quenched tank, and the material after the completion of stirring is by stirring
Mix the discharge hole for discharge packaging of pot bottom, you can complete the preparation of mixed feed.
Further, described step（3）The middle material particular diameter through after granulator granulation is 300~600 microns.
Further, the material moisture after the completion of described agitator tank stirring is 11%~15%.
Using above-mentioned technical scheme, beneficial effects of the present invention are：By setting raw material transfer tank come the feed system of carrying out
The preliminary of standby raw material is stored beneficial to feed control and the addition of auxiliary additive conveniently carried out in production process, through in raw material
The material for turning the output of tank bottom discharging opening is delivered in pulverizer by second conveyer and is crushed, as far as possible using setting
The standby mode to substitute artificial transfer so that the processing safety of production process is higher, is more beneficial for the safety guarantor of producers
Shield, can be rubbed into fine grained, especially medicine by pulverizer by the material of bulky grain and fiber content material higher
These relative hardnesses of slag, corn ear, sweet potato material higher, larger can be fully ground into disintegrating slag and be produced, and be passed through in addition
The material of pulverizer crushing is crossed also after the solid-liquid separator I of pulverizer discharging opening carries out separation of solid and liquid, branch is conveyed
Modifier treatment is carried out into quenched tank, the solid-liquid separator that conditioned tank bottom feed opening is connected again of the material after conditioned treatment
II carries out separation of solid and liquid again, and wherein liquid phase material be spray-dried and obtains granule materials, and solid-phase material is carried out by comminutor
Granulation, then will through the material after the granule materials and the granulator granulation that spray drying be stirred feed needed for being mixed into
Product, not only cause that the liquid phase material in production process is fully used, also by that will be spray-dried the steam with stir process
Be transmitted back in quenched tank and recycled, reduce production cost and improve material recycle degree, realize production
The secondary economic worth of byproduct.
Brief description of the drawings
The present invention is further elaborated with reference to the accompanying drawings and detailed description：
Fig. 1 is the implementation schematic diagram of production system of the present invention.
Specific embodiment
As shown in figure 1, the present invention includes the raw material transfer tank 1, pulverizer 2, quenched tank 3, comminutor 5, the spray that sequentially set
Mist drying chamber 4, agitator tank 6, the charging aperture of the raw material transfer tank 1 are located at top, it is preferred that the charging aperture of raw material transfer tank 1
Be also associated with aiding in the tubaeform material guiding hopper 11 of blanking, the discharging opening of the bottom of raw material transfer tank 1 by second conveyer 71 with
The charging aperture connection of pulverizer 2, the discharging opening of pulverizer 2 is provided with solid-liquid separator I 21, the solid phase of the solid-liquid separator I 21
Outlet is connected by second conveyer 72 with the first charging aperture on the top of quenched tank 3, and the liquid-phase outlet of solid-liquid separator I 21 leads to
Cross pump I 91 to be connected with the upper pipeline of quenched tank 3, the discharging opening of the bottom of quenched tank 3 is provided with solid-liquid separator II 33, described solid-liquid
The liquid-phase outlet of separator II 33 by pump II 92 with spray drying the pipeline of tank 4 be connected, the solid-phase outlet of solid-liquid separator II 33 and
The discharging opening of the charging aperture connection of comminutor 5, described spray drying tank 3 and comminutor 5 with the charging aperture on the top of agitator tank 6
Connection.
In order that the treatment steam that must be spray-dried tank 4 and agitator tank 6 can be fully utilized, and further, described spray
The top of mist drying chamber 4 is provided with the steam (vapor) outlet I for steam discharge, described steam (vapor) outlet I and the top of quenched tank 3 set the
Two charging apertures are connected, it is preferred that be also sequentially provided with described steam (vapor) outlet I and the connecting line of the second charging aperture of quenched tank 3
For the heat exchanger I 8 and pump III 93 of steam condensation, it is input into after steam is condensed using heat exchanger in quenched tank, adds quenched tank 3
The material for entering will not cause the problems such as material occurs protein denaturation because vapor (steam) temperature is too high, influence the nutriture value of material
Value, further, the top of described agitator tank 6 is provided with the gaseous phase outlet that steam during for stirring is taken, described gaseous phase outlet with
The second charging aperture pipeline connection that the top of quenched tank 3 is set, is additionally provided with roots blower 94, using Roots on described connecting line
Blower fan 94 can conveniently control the transmission speed of steam in agitator tank 6, make production management more convenient.
Further, the described discharging opening of comminutor 5 is connected by the 3rd conveyer 73 with the charging aperture on the top of agitator tank 6
Connect, it is preferred that described second conveyer 71, the conveyer 73 of second conveyer 72 and the 3rd are conveyer belt.
A kind of production method of mixed feed production system, it is characterised in that：It comprises the following steps：
（1）Pretreatment of raw material：Feedstuff is sequentially added at the tubaeform material guiding hopper 11 from above the charging aperture of raw material transfer tank 1
Prestored in raw material transfer tank 1, material is then delivered to powder from the discharging opening of raw material transfer tank 1 by setting cycle is quantitative
Smashing treatment is carried out in broken machine 2, the feedstuff through smashing treatment is exported by the discharging opening of pulverizer 2, wherein after pulverization process
The solid-phase material of generation is input into quenched tank 3 by the first charging aperture 31 on the top of quenched tank 3 after filtering, filters the liquid for producing
Phase materials are delivered in quenched tank 3 by pump I 91 from the upper pipeline of quenched tank 3 spray, and liquid is made using the spray thrower 32 in quenched tank
Phase materials can be contacted fully with solid-phase material；
（2）It is quenched：Temperature in the tank of quenched tank 3 is set in 75~90 DEG C, and periodically by the material in quenched tank 3 by quenched tank
The discharging opening of 3 bottoms is exported, and the solid-liquid separator II 32 connected by the bottom discharging opening of quenched tank 3 carries out separation of solid and liquid, its
Middle fixed material is transported in comminutor 5, and liquid phase material is dry by carrying out spraying in the Pipeline transport of pump II 92 to spray dryer 4
It is dry；
（3）It is prepared by crude product：The material of comminutor 5 is delivered in comminutor 5 with 75~85 DEG C of temperature by the discharging opening of quenched tank 3
Degree is granulated, during the crude product after granulation conveys agitator tank 6 by the discharging opening of comminutor 5 from the charging aperture of the top of agitator tank 6,
Into the liquid phase material in spray dryer 4 in spray dryer 4 spray-dried prepared granule materials, wherein being spray-dried
The inlet temperature of spray thrower 41 be 130~150 DEG C, wherein being spray-dried the steaming of the steam of generation by the top of spray dryer 4
Second charging aperture of the vapor outlet by the road from the top of quenched tank 3 is input into quenched tank, it is spray-dried after granule materials from spray
The discharging opening of mist drier 4 from the charging aperture conveying agitator tank 6 of the top of agitator tank 6 with granulation after material be stirred it is mixed
Close；
（4）It is prepared by finished product：Agitator tank 6 is stirred with the rotating speed of 60~70 DEG C of temperature, 200~300rmp to the material being input into
Treatment, the top of the agitated tank of steam 6 produced wherein in whipping process is transported to quenched tank 3, the material after the completion of stirring by
The discharge hole for discharge packaging of the bottom of agitator tank 6, you can complete the preparation of mixed feed.
Further, described step（3）The middle material particular diameter through after granulator granulation is 300~600 microns.
Further, the material moisture after the completion of described agitator tank stirring is 11%~15%.
The present invention uses above-mentioned technical scheme, and the preliminary storage of feed preparing raw material is carried out by setting raw material transfer tank
Have beneficial to feed control and the addition of auxiliary additive conveniently carried out in production process, through raw material transfer tank bottom discharging opening
The material of output is delivered in pulverizer by second conveyer and is crushed, and substitutes artificial turning using equipment as far as possible
The mode of shifting so that the processing safety of production process is higher, is more beneficial for the safeguard protection of producers, can by pulverizer
Fine grained is rubbed into the material higher of the material and fiber content by bulky grain, especially the dregs of a decoction, corn ear, sweet potato this
A little relative hardness materials higher, larger can be fully ground into disintegrating slag and be produced, the thing crushed by pulverizer in addition
Material also after the solid-liquid separator I of pulverizer discharging opening carries out separation of solid and liquid, in be delivered to quenched tank adjusted by branch
Matter treatment, the material solid-liquid separator II that conditioned tank bottom feed opening is connected again after conditioned treatment carries out solid-liquid point again
From wherein liquid phase material be spray-dried and obtains granule materials, and solid-phase material is granulated by comminutor, then will be by spraying
Material after dry granule materials and granulator granulation is stirred and is mixed into required finished feed, not only causes to produce
Liquid phase material in journey is fully used, also by that will be spray-dried and the steam of stir process is transmitted back in quenched tank and carries out
Recycle, reduce production cost and improve the secondary economic valency for recycling degree, realizing production byproduct of material
Value.
The above is embodiments of the invention, for the ordinary skill in the art, religion of the invention
Lead, without departing from the principles and spirit of the present invention all impartial changes done according to scope of the present invention patent, repair
Change, replace and modification, should all belong to covering scope of the invention.
Claims (10)
1. a kind of mixed feed production system, it is characterised in that：It is raw material transfer tank that it includes sequentially setting, pulverizer, quenched
Tank, comminutor, spray drying tank, agitator tank, the charging aperture of the raw material transfer tank is located at top, and raw material transfer tank bottom goes out
Material mouth is connected by second conveyer with the charging aperture of pulverizer, and the discharging opening of pulverizer is provided with solid-liquid separator I, described solid
The solid-phase outlet of liquid/gas separator I is connected by second conveyer with the first charging aperture on quenched tank top, solid-liquid separator I
Liquid-phase outlet is connected by pump I with quenched tank upper pipeline, and the discharging opening of quenched tank bottom is provided with solid-liquid separator II, described
The liquid-phase outlet of solid-liquid separator II is connected by pump II with spray drying tank pipeline, solid-phase outlet and the granulation of solid-liquid separator II
The charging aperture connection of machine, the charging aperture of described spray drying tank and the discharging opening of comminutor with agitator tank top is connected.
2. a kind of mixed feed production system according to claim 1, it is characterised in that：The charging of the raw material transfer tank
Mouth is connected with the tubaeform material guiding hopper of auxiliary blanking.
3. a kind of mixed feed production system according to claim 1, it is characterised in that：Described spray drying tank top
The steam (vapor) outlet I for steam discharge is provided with, the second charging aperture that described steam (vapor) outlet I is set with quenched tank top is connected.
4. a kind of mixed feed production system according to claim 3, it is characterised in that：Described steam (vapor) outlet I and tune
The heat exchanger I and pump III for steam condensation are also sequentially provided with the connecting line of matter tank second charging aperture.
5. a kind of mixed feed production system according to claim 1, it is characterised in that：Described agitator tank top is provided with
The gaseous phase outlet that steam is taken during for stirring, the second charging aperture pipeline that described gaseous phase outlet is set with quenched tank top connects
Connect, roots blower is additionally provided with described connecting line.
6. a kind of mixed feed production system according to claim 1, it is characterised in that：Described comminutor discharging opening leads to
The 3rd conveyer is crossed to be connected with the charging aperture on agitator tank top.
7. a kind of mixed feed production system according to claim 6, it is characterised in that：Described second conveyer,
Second conveyer and the 3rd conveyer are conveyer belt.
8. the production method of a kind of mixed feed production system according to any of the above-described claim, it is characterised in that：Its
Comprise the following steps：（1）Pretreatment of raw material：Feedstuff is sequentially added to raw material transfer tank from the charging aperture of raw material transfer tank
In prestored, then by setting cycle it is quantitative from the discharging opening of raw material transfer tank material is delivered to pulverizer in smashed
Treatment, the feedstuff through smashing treatment is exported by the discharging opening of pulverizer, the solid-phase material warp produced wherein after pulverization process
It is input into quenched tank by the first charging aperture on quenched tank top after filtering, filters the liquid phase material for producing by pump I from quenched tank
Upper pipeline spray is delivered in quenched tank；（2）It is quenched：Temperature in the tank of quenched tank is set in 75~90 DEG C, and periodically will
Material in quenched tank is exported by the discharging opening of quenched tank bottom, the solid-liquid separator connected by quenched tank bottom discharging opening
II carries out separation of solid and liquid, wherein fixed material is transported in comminutor, liquid phase material is by the Pipeline transport of pump II to spray drying
It is spray-dried in device；（3）It is prepared by crude product：The material of comminutor is delivered in comminutor with 75 by quenched tank discharging opening
~85 DEG C of temperature is granulated, and charging aperture conveying of the crude product after granulation by the discharging opening of comminutor from above agitator tank is stirred
In mixing tank, into the liquid phase material in spray dryer in spray dryer spray-dried prepared granule materials, wherein spraying
The dry inlet temperature of mist is 130~150 DEG C, wherein being spray-dried the steam of generation by the steam (vapor) outlet at the top of spray dryer
Be input into quenched tank from the second charging aperture of quenched tank top by the road, it is spray-dried after granule materials from spray dryer
Discharging opening be stirred with the material after granulation and mixed from the charging aperture conveying agitator tank above agitator tank；（4）Finished product system
It is standby：Agitator tank is stirred with the rotating speed of 60~70 DEG C of temperature, 200~300rmp to the material being input into, wherein stirring
During produce the agitated tank top of steam be transported to quenched tank, the material after the completion of stirring by stirring pot bottom discharging
Mouth discharging packaging, you can complete the preparation of mixed feed.
9. the production method of a kind of mixed feed production system according to claim 8, it is characterised in that：Its feature exists
In：Described step（3）The middle material particular diameter through after granulator granulation is 300~600 microns.
10. the production method of a kind of mixed feed production system according to claim 8, it is characterised in that：Its feature exists
In：Material moisture after the completion of described agitator tank stirring is 11%~15%.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710268503.0A CN106820232B (en) | 2017-04-23 | 2017-04-23 | A kind of mixed feed production system and its production method |
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| CN201710268503.0A CN106820232B (en) | 2017-04-23 | 2017-04-23 | A kind of mixed feed production system and its production method |
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| CN106820232A true CN106820232A (en) | 2017-06-13 |
| CN106820232B CN106820232B (en) | 2019-03-26 |
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Cited By (4)
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|---|---|---|---|---|
| CN107373730A (en) * | 2017-08-25 | 2017-11-24 | 黄贤飞 | One boar food production comminutor |
| CN108840119A (en) * | 2018-07-27 | 2018-11-20 | 安徽天行健农业股份有限公司 | Black bone sheep greenfeed stores handling system |
| CN111227284A (en) * | 2019-12-17 | 2020-06-05 | 长治学院 | Device and method for preparing special feed for laying hens in laying period by using vinasse |
| CN116462559A (en) * | 2023-05-09 | 2023-07-21 | 浏阳象形精品烟花出口制造有限公司 | Novel safe and environment-friendly smokeless colloid spray anther |
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| US4166839A (en) * | 1974-03-19 | 1979-09-04 | Norsk Hydro A.S | Method for producing calcium phosphates |
| CN203290222U (en) * | 2013-05-24 | 2013-11-20 | 山东佑润生物技术有限公司 | Raw material pretreatment device for low-temperature water soluble creep feed |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107373730A (en) * | 2017-08-25 | 2017-11-24 | 黄贤飞 | One boar food production comminutor |
| CN108840119A (en) * | 2018-07-27 | 2018-11-20 | 安徽天行健农业股份有限公司 | Black bone sheep greenfeed stores handling system |
| CN111227284A (en) * | 2019-12-17 | 2020-06-05 | 长治学院 | Device and method for preparing special feed for laying hens in laying period by using vinasse |
| CN116462559A (en) * | 2023-05-09 | 2023-07-21 | 浏阳象形精品烟花出口制造有限公司 | Novel safe and environment-friendly smokeless colloid spray anther |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106820232B (en) | 2019-03-26 |
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