CN108101617A - Fertilizer coating method and fertilizer coating device - Google Patents
Fertilizer coating method and fertilizer coating device Download PDFInfo
- Publication number
- CN108101617A CN108101617A CN201611051413.8A CN201611051413A CN108101617A CN 108101617 A CN108101617 A CN 108101617A CN 201611051413 A CN201611051413 A CN 201611051413A CN 108101617 A CN108101617 A CN 108101617A
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- Prior art keywords
- accommodating tank
- coating agent
- fertilizer
- tank
- accommodating
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/30—Layered or coated, e.g. dust-preventing coatings
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- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
Abstract
The present invention provides a kind of fertilizer coating method and fertilizer coating device.A kind of fertilizer coating method, including：Compressed gas is passed through into the accommodating tank of fertilizer envelope agent device, the air pressure inside of the accommodating tank is made to be more than external pressure；Liquid coating agent in the accommodating tank is heated；Open the coating agent outlet of the accommodating tank, liquid coating agent under the air pressure inside effect of accommodating tank automatic transport to packing machine；And liquid coating agent is sprayed on fertilizer by the nozzle of the coating agent, and coating is carried out to fertilizer.Above-mentioned fertilizer coating agent method is passed through compressed gas by the compressed air inlet into the accommodating tank, and the air pressure in the accommodating tank is made to be more than external compression, so that the liquid coating agent in accommodating tank flows out automatically under internal gas pressure, without pump.
Description
Technical field
The present invention relates to a kind of fertilizer coating method and fertilizer coating devices.
Background technology
Fertilizer envelope agent device is using common tank slot at present, and there is heating coil in inside, and there are chuck guarantor, inside stirring in outside
Liquid coating agent is uniformly mixed, and prevents material from precipitating by device.Also, equipped with pump inside or outside common tank slot, by liquid
Body coating agent transfers out.Coating agent is transported in packing machine when pumping, is sprayed coating agent on fertilizer by nozzle.
However, there are following defects for above-mentioned fertilizer envelope agent device：
1st, dissolving tank needs electric stirring, consuming energy；
2nd, additional pump is needed to be conveyed, when storage capacity is few in dissolving tank, slurry pipeline transport amount fluctuation range is larger, coating
Layer thickness is inconsistent；
3rd, when such as coating agent dosage is seldom, it is impossible to meet requirement；
4th, whole is to add delivery pump pattern using dissolving tank, complicated；
5th, material is without emulsifying effectiveness.
The content of the invention
In view of above-mentioned condition, the present invention provide a kind of new fertilizer coating method and fertilizer coating device.
A kind of fertilizer coating method, including：
Compressed gas is passed through into the accommodating tank of fertilizer envelope agent device, the air pressure inside of the accommodating tank is made to be more than outside
Air pressure；
Liquid coating agent in the accommodating tank is heated；
Open the coating agent outlet of the accommodating tank, liquid coating agent automatic transport under the air pressure inside effect of accommodating tank
To packing machine；And
Liquid coating agent is sprayed on fertilizer by the nozzle of the coating agent, and coating is carried out to fertilizer.
Above-mentioned fertilizer coating agent method is passed through compressed gas by the compressed air inlet into the accommodating tank, makes institute
The air pressure stated in accommodating tank is more than external compression, so that the liquid coating agent in accommodating tank flows automatically under internal gas pressure
Go out, without pump.Secondly as liquid coating agent flows out automatically under the differential pressure action of air pressure, even if the liquid in accommodating tank
When the storage of coating agent is less, the flow of output is relatively stable, and thickness is more uniform so that liquid coating agent dosage is seldom
When, it can also meet requirement.Furthermore without pumping to convey liquid coating agent so that structure is relatively simple, moreover, directly beating
Open coating agent outlet can trickle coating agent, operation it is also relatively simple.In addition, when compressed air is passed through, can also increase
The emulsifying effectiveness of liquid coating agent.
In one of the embodiments, the liquid coating agent is added by being installed on the heating unit of the accommodating tank
Heat,
Wherein, the heating unit includes inner heating device and external heating device, and the inner heating device is arranged on described
Inside accommodating tank, the external heating device is mounted on the outer surface of the accommodating tank.
In one of the embodiments, the internal heat is heating tube；
And/or the external heating device is heating coil.
In one of the embodiments, before the compressed gas is passed through, the method also further includes：
Liquid coating agent is fitted into the accommodating tank.
In one of the embodiments, the accommodating tank is additionally provided with pressure relief opening, and the pressure relief opening is interior with the accommodating tank
Portion's cavity connection, for the air-flow in the accommodating tank to be released.
In one of the embodiments, the method further includes：
Detect the air pressure inside in the accommodating tank.
In one of the embodiments, the method further includes:
Detect the temperature of the liquid coating agent in the accommodating tank.
In one of the embodiments, the accommodating tank is additionally provided with drain, and the drain is arranged on the accommodating tank
Bottom, and connected with the internal cavity of the accommodating tank, for the remaining liquid coating agent in the bottom of the accommodating tank to be led
Go out.
In one of the embodiments, the accommodating tank is additionally provided with cleaning eye, and the cleaning eye is interior with the accommodating tank
Portion's cavity connection, can clear up the internal cavity of the accommodating tank by the cleaning eye；
And/or the accommodating tank is additionally provided with safety valve, for the pressure control in the accommodating tank to be pressed in default safety
In the range of power.
A kind of fertilizer coating device, including：
Fertilizer envelope agent device, including accommodating tank and heating unit, the accommodating tank is used to contain liquid coating agent, institute
Heating unit is stated for being heated to the liquid coating agent that is contained in the accommodating tank；Wherein, the accommodating tank is equipped with pressure
Contracting air intlet and coating agent outlet；The compressed air inlet is connected with the internal cavity of the accommodating tank, for institute
It states in accommodating tank him and is passed through compressed air, to increase the air pressure in the accommodating tank；The coating agent outlet and the accommodating tank
Internal cavity connection, for by the accommodating tank liquid coating agent export；
Packing machine, equipped with nozzle, the nozzle is used to the liquid coating agent that conveying comes being sprayed to fertilizer, Yi Jisuo
It states fertilizer and carries out coating；
Wherein, when the air pressure in the accommodating tank is more than external pressure, the coating agent outlet, the solute are opened
Liquid coating agent in tank flows out automatically, and is delivered to the nozzle.
Description of the drawings
Fig. 1 is the structure diagram of the fertilizer coating method of the embodiment of the present invention；
Fig. 2 is the structure diagram of the fertilizer coating device of the embodiment of the present invention；
Fig. 3 is the structure diagram of the fertilizer envelope agent device of the embodiment of the present invention one；
Fig. 4 is the structure diagram of the fertilizer envelope agent device of the embodiment of the present invention two.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, below in conjunction with the accompanying drawings to the present invention
Specific embodiment be described in detail.Many details are elaborated in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case of running counter to intension of the present invention, therefore the present invention is not limited to the specific embodiments disclosed below.
The present invention provides a kind of new fertilizer coating method, uses and is filled with compressed gas into accommodating tank, makes to house
Air pressure inside in tank is more than external pressure, so that accommodating pot liquid coating agent under the influence of air pressure extremely wrap by automatic transport
The nozzle of agent is wrapped up in, liquid coating agent is sprayed on fertilizer by nozzle, to carry out coating to fertilizer.
The present invention provides a kind of new fertilizer envelope agent device, including for housing the accommodating tank of liquid coating agent.
The accommodating tank is equipped with compressed air inlet, and compressed gas is passed through into the accommodating tank by the compressed air inlet, with
Making liquid coating agent, automatic transport is gone out under the influence of air pressure.
Lead in the accommodating tank and be passed through compressed gas, the air pressure in the accommodating tank is made to be more than external compression, so that
Liquid coating agent in accommodating tank flows out automatically under internal gas pressure, without pump.Secondly as liquid coating agent is in gas
It is flowed out automatically under the differential pressure action of pressure, even if the storage of the liquid coating agent in accommodating tank is less, the flow of output is more
Stablize, thickness is more uniform so that when liquid coating agent dosage is seldom, can also meet requirement.Furthermore it is conveyed without pumping
Liquid coating agent so that structure is relatively simple, moreover, directly open coating agent outlet can trickle coating agent, operation
Also it is relatively simple.In addition, when compressed air is passed through, it can also increase the emulsifying effectiveness of liquid coating agent.
The fertilizer envelope agent device of the present invention, in the case where there is no conflict, following implementations are illustrated below in conjunction with the accompanying drawings
Technical characteristic in example and embodiment can be mutually combined.
Referring to Fig. 1, the fertilizer coating method of embodiment of the present invention, includes the following steps：
Liquid coating agent is fitted into the accommodating tank of fertilizer envelope agent device by S1.
S2 is passed through compressed gas into the accommodating tank, and the air pressure inside of the accommodating tank is made to be more than external pressure.
S3 heats the liquid coating agent in the accommodating tank.
Specifically, the liquid coating agent is heated by being installed on the heating unit of the accommodating tank.
In one of the embodiments, the heating unit include inner heating device and external heating device, it is described in plus
Thermal is arranged on inside the accommodating tank, and the external heating device is mounted on the outer surface of the accommodating tank.The internal heating
Device can be heating tube.The external heating device can be heating coil.
S4, opens the coating agent outlet of the accommodating tank, and liquid coating agent is automatic under the air pressure inside effect of accommodating tank
It is delivered to packing machine.
Liquid coating agent is sprayed on fertilizer by S5, the nozzle of the coating agent, and coating is carried out to fertilizer.
The method further includes：Detect the air pressure inside in the accommodating tank.For example, pass through the gas being mounted on outside accommodating tank
The air pressure inside of the accommodating tank of detection is pressed into, makes the air pressure inside of accommodating tank within a preset range.
The method further includes:Detect the temperature of the liquid coating agent in the accommodating tank.It is for example, accommodating by being mounted on
Thermometer outside tank is detected the temperature of the liquid coating agent in accommodating tank, makes the temperature of the liquid coating agent in accommodating tank
In preset temperature range.
The accommodating tank is additionally provided with pressure relief opening, and the pressure relief opening is connected with the internal cavity of the accommodating tank, for by institute
The air-flow stated in accommodating tank releases.
The accommodating tank is additionally provided with drain, and the drain is arranged on the bottom of the accommodating tank, and is housed with described
The internal cavity connection of tank, for the remaining liquid coating agent in the bottom of the accommodating tank to be exported.
The accommodating tank is additionally provided with cleaning eye, and the cleaning eye is connected with the internal cavity of the accommodating tank, by described
Cleaning eye can clear up the internal cavity of the accommodating tank；
The accommodating tank is additionally provided with safety valve, for by the pressure control in the accommodating tank in default safe pressure scope
It is interior.
The present invention also provides a kind of fertilizer coating device, applied to above-mentioned fertilizer coating method.
Referring to Fig. 2, the fertilizer coating device 1 of the embodiment of the present invention, including fertilizer envelope agent device 10, packing machine 20 with
And finished product packing system 30.For fertilizer envelope agent device 10 for conveying the liquid coating agent after heating, packing machine 20 is used for will be defeated
The liquid coating agent sent is sprayed onto on fertilizer, so as to carry out coating to fertilizer.Finished product packing system 30 is used for the fertilizer after coating
It is packed.
Fertilizer envelope agent device 10, including accommodating tank and heating unit, the accommodating tank is used to contain liquid coating agent,
The heating unit is used to be heated to the liquid coating agent being contained in the accommodating tank；Wherein, the accommodating tank is equipped with
Compressed air inlet and coating agent outlet；The compressed air inlet is connected with the internal cavity of the accommodating tank, for
He is passed through compressed air in the accommodating tank, to increase the air pressure in the accommodating tank；The coating agent outlet is housed with described
The internal cavity connection of tank, for the liquid coating agent in the accommodating tank to be exported.
Packing machine 20, equipped with nozzle, the nozzle for will convey the liquid coating agent that comes be sprayed to fertilizer and
The fertilizer carries out coating.
Wherein, when the air pressure in the accommodating tank is more than external pressure, the coating agent outlet, the solute are opened
Liquid coating agent in tank flows out automatically, and is delivered to the nozzle.
The present invention also provides a kind of fertilizer envelope agent devices suitable for above-mentioned fertilizer coating method.
Referring to Fig. 3, the fertilizer envelope agent device 100 of the embodiment of the present invention one, including accommodating tank 110 and heating dress
Put 120.Accommodating tank 110, for containing liquid coating agent.Heating unit 120 is contained in for giving in the accommodating tank 110
Liquid coating agent is heated.Specifically in the illustrated embodiment, it is horizontal accommodating tank to house tank 110.
Wherein, the accommodating tank 110 is equipped with compressed air inlet 111 and coating agent outlet 112.The compressed air into
Mouthfuls 111 connect with the internal cavity of the accommodating tank 110, for into the accommodating tank 110 he be passed through compressed air, to increase
Air pressure in the accommodating tank 110.Coating agent outlet 112 is connected with the internal cavity of the accommodating tank 110, for by institute
State the liquid coating agent export in accommodating tank 110.
When the air pressure in the accommodating tank 110 is more than external pressure, the coating agent outlet 112 is opened, it is described molten
Liquid coating agent in matter tank flows out automatically.
The mode of heating of the heating unit 120 can be set according to different demands, in the illustrated embodiment, described
Heating unit 120 includes inner heating device 120a and external heating device 120b, the inner heating device 120a are arranged on the appearance
It puts inside tank 110, the external heating device 120b is mounted on the outer surface of the accommodating tank 110.
The internal heat 120 can be electric heater unit 120, for example, the internal heat 120 is heating
Pipe.The external heating device 120 or electric heater unit 120, for example, the external heating device 120 is heating dish
Pipe.
The accommodating tank 110 is additionally provided with coating agent import 113, and the coating agent import 113 is interior with the accommodating tank 110
Portion's cavity connection, for importing liquid coating agent into the accommodating tank 110.
The accommodating tank 110 is additionally provided with pressure relief opening 114, and the internal cavity of the pressure relief opening 114 and the accommodating tank 110 connects
It is logical, for the air-flow in the accommodating tank 110 to be released.
The fertilizer envelope agent device 100 further includes pressure gauge 115, and the pressure gauge 115 is mounted on the accommodating tank 110
Outside, for detecting the air pressure in the accommodating tank 110.
The fertilizer envelope agent device 100 further includes thermo detector 116, for detecting the liquid bag in the accommodating tank 110
The temperature of film.
The accommodating tank 110 is additionally provided with drain 117, and the drain 117 is arranged on the bottom of the accommodating tank 110, and
And connected with the internal cavity of the accommodating tank 110, for the remaining liquid coating agent in bottom of the accommodating tank 110 to be led
Go out.
The accommodating tank 110 is additionally provided with cleaning eye 118, and the internal cavity of the cleaning eye 118 and the accommodating tank 110 connects
It is logical, the internal cavity of the accommodating tank 110 can be cleared up by the cleaning eye 118.
The accommodating tank 110 is additionally provided with safety valve 119, for the pressure control in the accommodating tank 110 to be pacified default
In the range of total pressure.
When the above-mentioned work of fertilizer envelope agent device 100 is, first material (liquid coating agent) is fitted into accommodating tank 110, so
Rear enclosed all outlet ports add in compressed air by compressed air inlet 111, and the atmospheric pressure in accommodating tank 110 is made to rise to institute
The pressure limit of demand.By controlling internal heat 120 and external heating device 120 that material is warming up to assigned temperature model
It encloses.During work, coating agent import 113 only need to be opened, because the internal pressure of storage tank is more than ambient pressure, is automatically conveyed material
It goes out.
Referring to Fig. 4, the fertilizer envelope agent device 200 of the embodiment of the present invention two, including accommodating tank 210 and heating dress
Put 220.Accommodating tank 210, for containing liquid coating agent.Heating unit 220 is contained in for giving in the accommodating tank 210
Liquid coating agent is heated.Specifically in the illustrated embodiment, it is horizontal accommodating tank to house tank 210.
Wherein, the accommodating tank 210 is equipped with compressed air inlet 211 and coating agent outlet 212.The compressed air into
Mouthfuls 211 connect with the internal cavity of the accommodating tank 210, for into the accommodating tank 210 he be passed through compressed air, to increase
Air pressure in the accommodating tank 210.Coating agent outlet 212 is connected with the internal cavity of the accommodating tank 210, for by institute
State the liquid coating agent export in accommodating tank 210.
When the air pressure in the accommodating tank 210 is more than external pressure, the coating agent outlet 212 is opened, it is described molten
Liquid coating agent in matter tank flows out automatically.
The mode of heating of the heating unit 220 can be set according to different demands, in the illustrated embodiment, described
Heating unit 220 includes inner heating device 220a and external heating device 220b, the inner heating device 220a are arranged on the appearance
It puts inside tank 210, the external heating device 220b is mounted on the outer surface of the accommodating tank 210.
The internal heat 220 can be electric heater unit 220, for example, the internal heat 220 is heating
Pipe.The external heating device 220 or electric heater unit 220, for example, the external heating device 220 is heating dish
Pipe.
The accommodating tank 210 is additionally provided with coating agent import 213, and the coating agent import 213 is interior with the accommodating tank 210
Portion's cavity connection, for importing liquid coating agent into the accommodating tank 210.
The accommodating tank 210 is additionally provided with pressure relief opening 214, and the internal cavity of the pressure relief opening 214 and the accommodating tank 210 connects
It is logical, for the air-flow in the accommodating tank 210 to be released.
The fertilizer envelope agent device 200 further includes pressure gauge 215, and the pressure gauge 215 is mounted on the accommodating tank 210
Outside, for detecting the air pressure in the accommodating tank 210.
The fertilizer envelope agent device 200 further includes thermo detector 216, for detecting the liquid bag in the accommodating tank 210
The temperature of film.
The accommodating tank 210 is additionally provided with drain 217, and the drain 217 is arranged on the bottom of the accommodating tank 210, and
And connected with the internal cavity of the accommodating tank 210, for the remaining liquid coating agent in bottom of the accommodating tank 210 to be led
Go out.
The accommodating tank 210 is additionally provided with safety valve 219, for the pressure control in the accommodating tank 210 to be pacified default
In the range of total pressure.
When the above-mentioned work of fertilizer envelope agent device 200 is, first material (liquid coating agent) is fitted into accommodating tank 210, so
Rear enclosed all outlet ports add in compressed air by compressed air inlet 211, and the atmospheric pressure in accommodating tank 210 is made to rise to institute
The pressure limit of demand.By controlling internal heat 220 and external heating device 220 that material is warming up to assigned temperature model
It encloses.During work, coating agent import 213 only need to be opened, because the internal pressure of storage tank is more than ambient pressure, is automatically conveyed material
It goes out.
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
- A kind of 1. fertilizer coating method, which is characterized in that including：Compressed gas is passed through into the accommodating tank of fertilizer envelope agent device, the air pressure inside of the accommodating tank is made to be more than external gas Pressure；Liquid coating agent in the accommodating tank is heated；The coating agent outlet of the accommodating tank is opened, liquid coating agent automatic transport under the air pressure inside effect of accommodating tank is extremely wrapped Wrap up in machine；AndLiquid coating agent is sprayed on fertilizer by the nozzle of the coating agent, and coating is carried out to fertilizer.
- 2. fertilizer coating method according to claim 1, which is characterized in that the liquid coating agent is described by being installed on The heating unit of accommodating tank is heated,Wherein, the heating unit includes inner heating device and external heating device, and the inner heating device is arranged on described accommodating Inside tank, the external heating device is mounted on the outer surface of the accommodating tank.
- 3. fertilizer coating method according to claim 2, which is characterized in that the internal heat is heating tube；And/or the external heating device is heating coil.
- 4. fertilizer coating method according to claim 1, which is characterized in that described before the compressed gas is passed through Method also further includes：Liquid coating agent is fitted into the accommodating tank.
- 5. fertilizer coating method according to claim 1, which is characterized in that the accommodating tank is additionally provided with pressure relief opening, described Pressure relief opening is connected with the internal cavity of the accommodating tank, for the air-flow in the accommodating tank to be released.
- 6. fertilizer coating method according to claim 1, which is characterized in that the method further includes：Detect the air pressure inside in the accommodating tank.
- 7. fertilizer coating method according to claim 1, which is characterized in that the method further includes:Detect the temperature of the liquid coating agent in the accommodating tank.
- 8. fertilizer coating method according to claim 1, which is characterized in that the accommodating tank is additionally provided with drain, described Drain is arranged on the bottom of the accommodating tank, and is connected with the internal cavity of the accommodating tank, for by the accommodating tank The remaining liquid coating agent export in bottom.
- 9. fertilizer coating method according to claim 1, which is characterized in that the accommodating tank is additionally provided with cleaning eye, described Cleaning eye is connected with the internal cavity of the accommodating tank, by the cleaning eye can to the internal cavity of the accommodating tank into Row cleaning；And/or the accommodating tank is additionally provided with safety valve, for by the pressure control in the accommodating tank in default safe pressure model In enclosing.
- 10. a kind of fertilizer coating device, which is characterized in that including：Fertilizer envelope agent device, including accommodating tank and heating unit, the accommodating tank is described to add for containing liquid coating agent Thermal is used to be heated to the liquid coating agent being contained in the accommodating tank；Wherein, it is empty to be equipped with compression for the accommodating tank Gas import and coating agent outlet；The compressed air inlet is connected with the internal cavity of the accommodating tank, for the appearance It puts in tank him and is passed through compressed air, to increase the air pressure in the accommodating tank；The coating agent outlet is interior with the accommodating tank Portion's cavity connection, for the liquid coating agent in the accommodating tank to be exported；Packing machine, equipped with nozzle, the nozzle is used to the liquid coating agent that conveying comes being sprayed to fertilizer and the fertilizer Material carries out coating；Wherein, when the air pressure in the accommodating tank is more than external pressure, open the coating agent and export, in the solute tank Liquid coating agent flow out automatically, and be delivered to the nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611051413.8A CN108101617A (en) | 2016-11-24 | 2016-11-24 | Fertilizer coating method and fertilizer coating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611051413.8A CN108101617A (en) | 2016-11-24 | 2016-11-24 | Fertilizer coating method and fertilizer coating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108101617A true CN108101617A (en) | 2018-06-01 |
Family
ID=62205087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611051413.8A Pending CN108101617A (en) | 2016-11-24 | 2016-11-24 | Fertilizer coating method and fertilizer coating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108101617A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1609075A (en) * | 2004-11-03 | 2005-04-27 | 中国农业科学院土壤肥料研究所 | Production process of slowly/controlled releasing fertilizer for winter wheat |
| CN203715527U (en) * | 2014-03-18 | 2014-07-16 | 河北东狮化肥有限公司 | Fertilizer synergist coating machine |
| CN204429536U (en) * | 2015-01-05 | 2015-07-01 | 深圳市恒湖科技有限公司 | Gas boosting formula film spray coating equipment |
| CN105085124A (en) * | 2015-07-31 | 2015-11-25 | 安徽省化工设计院 | Coated water retention slow release fertilizer and preparation method thereof |
-
2016
- 2016-11-24 CN CN201611051413.8A patent/CN108101617A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1609075A (en) * | 2004-11-03 | 2005-04-27 | 中国农业科学院土壤肥料研究所 | Production process of slowly/controlled releasing fertilizer for winter wheat |
| CN203715527U (en) * | 2014-03-18 | 2014-07-16 | 河北东狮化肥有限公司 | Fertilizer synergist coating machine |
| CN204429536U (en) * | 2015-01-05 | 2015-07-01 | 深圳市恒湖科技有限公司 | Gas boosting formula film spray coating equipment |
| CN105085124A (en) * | 2015-07-31 | 2015-11-25 | 安徽省化工设计院 | Coated water retention slow release fertilizer and preparation method thereof |
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Application publication date: 20180601 |
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