CN208440540U - A kind of fulvic acid phosphoric acid urine compound fertilizer preparation system - Google Patents
A kind of fulvic acid phosphoric acid urine compound fertilizer preparation system Download PDFInfo
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- CN208440540U CN208440540U CN201820508510.3U CN201820508510U CN208440540U CN 208440540 U CN208440540 U CN 208440540U CN 201820508510 U CN201820508510 U CN 201820508510U CN 208440540 U CN208440540 U CN 208440540U
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Abstract
The utility model discloses a kind of fulvic acid phosphoric acid urine compound fertilizer preparation systems, it is characterised in that: including reaction system (1), neutralized system (3), filtration system (4), exhaust treatment system, discharge system (2)；Reaction system (1), neutralized system (3), filtration system (4), discharge system (2) pass sequentially through closed delivery unit and are sequentially connected.The utility model can solve existing method production solid phosphoric acid urine, high temperature drying, the feature that the device is complicated, energy consumption is high, sufficiently supplement the deficiency of potassium deficiency, it solves in fertilizer process and pollutes environment caused by ammonium nitrogen discharge, full aqueous liquid fertilizer can be produced, and the utilization rate of this fertilizer is high, effect is obvious.
Description
Technical field
The utility model relates to technical field of fertilizer production, especially a kind of liquid composite fertilizer preparation system.
Background technique
Now with vegetables greatly develop and water-fertilizer integral quickly grows quickening, corresponding country proposes water-saving section
The utilization rate that fertilizer improves fertilizer reduces chemicalization fertilizer amount, and uses each of the requirement of the Reducing amount of chemical fertilizer applied not underproduction and vegetables
The generation of kind of disease, produce it is a kind of not only nutritious but also can disease-resistant fertilizer be just highly desirable.
Potassium dihydrogen phosphate not Nitrogen element and cost and height (the main foliage-spray of potassium dihydrogen phosphate) are used merely, containing only
Phosphorus and potassium and be free of its organic substance.
Urea phosphate is also known as urea phosphate or urea phosphate, is reacted with urea liquid by phosphoric acid by wet process and is obtained；It can also be by dilute
Phosphoric acid and urea reaction and obtain, provide phosphorus and nonprotein nitrogen (urea nitrogen) two kinds of nutrients, the simple urea phosphate conduct of nitrogen
Fertilizer lacks potassium.
Xanthohumate fertilizer includes a variety of nutrition such as microelement, rare earth element, plant growth regulator, viral inhibitors
Ingredient, makes that nutrient is more sufficient, supply is more reasonable, so as to avoid crop due to lacking element caused by various physiological disturbances
Occur, keeps the more vigorous leaf color of crop plant type more dark green, lodging tolerance is stronger.Xanthohumate, which can be supplemented timely in soil, to be flowed
The nutrient of mistake, makes soil activating, has vitality, reduces nutrient continuous cropping disease caused by taken in excess in soil, and
Naturally, environmentally friendly.Simple Xanthohumate fertilizer lacks phosphorus and nitrogen.
Utility model content
The purpose of this utility model is that in view of the deficiencies of the prior art, providing a kind of fulvic acid phosphoric acid urine ammonium bluk recombination fertilizer
Expect preparation system.
The technical solution adopted in the utility model is as follows.
A kind of fulvic acid phosphoric acid urine compound fertilizer preparation method preparation system, it is characterised in that: including reaction system,
Neutralized system, filter device, exhaust treatment system, liquid discharge system.
Reaction system, neutralized system, filter device, liquid discharge system are sequentially connected by closed delivery unit.
The reaction system includes tubular reactor, phosphoric acid tank, urea dissolving tank, sink；Tubular reactor includes mixing
Section, reaction tube, mixing section include outer tube, inner tube and reducer pipe, there is inlet on outer tube wall, reducer pipe respectively with outer tube and interior
Pipe connection and overall diameter become smaller identical as reaction tube；Reaction tube is connected to the lower end of mixing section, reaction tube and mixing section coaxial line
It is vertically arranged；Phosphoric acid tank is connected by pipeline with the inner tube of tubular reactor；Urea dissolving tank passes through pipeline and tubular reactor
Outer tube wall on inlet be connected, pipeline between urea dissolving tank and inlet is equipped with the first vacuum pump；Sink is logical
Pipeline is crossed to be connected with urea dissolving tank.
Neutralized system includes neutralizing tank, Xanthohumate supply tank, neutralization lye tank (vat), neutralization acid storage；Neutralization alkali
Liquid bath, neutralization acid storage pass through pipeline respectively and are connected with neutralizing tank；Neutralize with lye tank (vat), neutralize with acid storage and neutralizing tank it
Between pipeline on be respectively provided with valve；The bottom of reaction tube, Xanthohumate supply tank respectively pass through pipeline and are connected with neutralizing tank.
Further, filter device includes filter device ontology and the strainer that filter device body bottom portion is arranged in, neutralizing tank
It is connected by pipeline with the top of filter device ontology；Filter device is equipped with the discharge door for being used for filtered discharging, filtering
The bottom of device is equipped with liquid outlet.
The exhaust treatment system includes pickling system, the water wash system being connected by pipeline, and water wash system is equipped with row
It eats dishes without rice or wine；The top of neutralizing tank is connected by pipeline with pickling system.
Pickling system include pickling tower, acid solution case, acid cycle pump, the pickling tower include sequentially connected upper tower body,
Intermediate tower body and lower tower body, the upper tower body top are provided with escape pipe, and the upside of upper tower body is provided with acid inlet tube, acid inlet tube
It is connect with the sour spray head inside upper tower body, leakage acid plate with holes, the centre is provided in the upper tower body below sour spray head
Tower body is internally provided with rotating stream tray structure, and rotating stream tray structure includes left-handed flow structure and dextrorotation flow structure, the left-handed stream
Structure includes several left rotating stream tray being parallel to each other；The dextrorotation flow structure includes several right rotating stream tray being parallel to each other,
The lower tower body side is provided with air inlet pipe, and the lower tower body bottom is provided with out acid tube；Acid inlet tube, acid cycle pump, acid solution
Case, acid tube is connected by pipeline and forms closed circuit out；The top of neutralizing tank passes through the air inlet pipe of pipeline and lower tower body side
It is connected.
Further, water wash system includes water tower, water tank, water-circulating pump, the water tower include sequentially connected upper water tower body,
Intermediate water tower body is provided with evacuation port with tower body, the upper water tower body top is lauched, and the upside of upper water tower body is provided with into water
Pipe, water inlet pipe are connect with the sprinkler head inside upper water tower body, are provided with leakage with holes in the upper water tower body below sprinkler head
Water plate, the intermediate water tower body are internally provided with water rotating stream tray structure, water rotating stream tray structure include left water cyclone structure and
Right water cyclone structure, the left water cyclone structure include several left water rotating stream tray being parallel to each other, the right water cyclone structure
Including several right water rotating stream tray being parallel to each other, the tower body side that is lauched is provided with air inlet, described to be lauched tower body bottom
It is provided with outlet pipe；Water inlet pipe, water-circulating pump, water tank, outlet pipe are connected by pipeline and form closed circuit；Pickling top of tower
Escape pipe be connected with the air inlet pipe for being lauched tower body side by pipeline.
Further, liquid discharge system includes pan tank and coupled bottle placer, the bottom of filter device ontology
Liquid outlet is connected by pipeline with pan tank.
Further, the pipeline between urea dissolving tank and inlet is equipped with flow control valve.
Further, the pipeline between filter device and neutralizing tank is equipped with third vacuum pump.
Further, urea dissolving tank is equipped with the first agitating device；Neutralizing tank is equipped with electric heater unit.
Further, neutralizing tank is equipped with the second agitating device.
Further, the pipeline between neutralizing tank and pickling system is equipped with the second vacuum pump.
Further, the outer radial periphery surface of reaction tube is equipped with reaction tube temperature control device.
The beneficial effects of the utility model are: phosphoric acid and urea reaction can be generated to urea phosphate, and mixed with Xanthohumate
It closes and forms the urine of phosphoric acid containing fulvic acid compound fertilizer, the needs suitable for agricultural modernization production.It can solve to solve existing
Method produces solid phosphoric acid urine, high temperature drying, the feature that the device is complicated, energy consumption is high, sufficiently supplements the deficiency of potassium deficiency, solves
Environment is polluted caused by ammonium nitrogen discharge in fertilizer process, is full aqueous liquid fertilizer, and the utilization rate of this fertilizer is all
It is obvious in 98% or more, effect.
Detailed description of the invention
Fig. 1 is the structural representation of one preferred embodiment of the utility model fulvic acid phosphoric acid urine compound fertilizer preparation system
Figure.
Fig. 2 is the partial enlarged view of the part A of Fig. 1.
Fig. 3 is the partial enlarged view of the part B of Fig. 1.
Fig. 4 is the partial enlarged view of the C portion of Fig. 1.
Fig. 5 is the structural representation of one preferred embodiment of the utility model fulvic acid phosphoric acid urine compound fertilizer preparation system
Figure.
Fig. 6 is the partial enlarged view of the part D of Fig. 5.
Wherein: reaction system -1；Tubular reactor -10；Phosphoric acid tank -11；Urea dissolving tank -12；Sink -13；Valve-
14；Flow control valve -15；First vacuum pump -16；Reaction tube -17；Outer tube -18；Inner tube -19；Reducer pipe -110；Inlet-
111；First agitating device -112；Second agitating device -113；Second vacuum pump -114；Reaction tube temperature control device -115；
Third vacuum pump -116；
Liquid discharge system -2；Pan tank -21；Bottle placer -22；
Neutralized system -3；Neutralizing tank -31；Xanthohumate supply tank -32；Electric heater unit -33；
Filter device -4；Filter device ontology -41；Strainer -42；Discharge door -43；Liquid outlet -44；
Pickling system -5；Acid solution case -51；Acid cycle pump -52；Upper tower body -53；Intermediate tower body -54；Lower tower body -55；Out
Tracheae -56；Acid inlet tube -57；Sour spray head -58；Leak sour plate -59；Left rotating stream tray -510；Right rotating stream tray -511；Air inlet pipe-
512；Acid tube -513 out；
Water wash system -6；Evacuation port -61；Water tank -62；Water-circulating pump -63；Upper water tower body -64；Intermediate water tower body -65；Into
Water pipe -67；It is lauched tower body -66；Sprinkler head -68；Leakage board -69；Left water rotating stream tray -610；Right water rotating stream tray -611；Into
Port -612；Outlet pipe -613.
Specific embodiment
In the following, the utility model is described in further detail in conjunction with the accompanying drawings and embodiments.
As shown in Figure 1-3, a kind of fulvic acid phosphoric acid urine compound fertilizer preparation method preparation system comprising reaction system
System 1, neutralized system 3, filter device 4, exhaust treatment system, liquid discharge system 2.
Reaction system 1, neutralized system 3, filter device 4, liquid discharge system 2 are successively connected by closed delivery unit
It connects.
The reaction system 1 includes tubular reactor 10, phosphoric acid tank 11, urea dissolving tank 12, sink 13；Tubular reactor
10 include mixing section, reaction tube 17, and mixing section includes outer tube 18, inner tube 19 and reducer pipe 110, has inlet on 18 side wall of outer tube
111, it is identical as reaction tube 17 that reducer pipe 110 is connected with outer tube 18 and inner tube 19 respectively and overall diameter becomes smaller；Reaction tube 17 connects
In the lower end of mixing section, reaction tube 17 is vertically arranged with mixing section coaxial line；Phosphoric acid tank 11 passes through pipeline and tubular reactor 10
Inner tube 19 be connected；Urea dissolving tank 12 is connected by pipeline with the inlet 111 on 18 side wall of outer tube of tubular reactor 10,
Pipeline between urea dissolving tank 12 and inlet 111 is equipped with the first vacuum pump 16；Sink 13 is dissolved by pipeline and urea
Slot 12 is connected.Pipeline between urea dissolving tank 12 and sink 13 is equipped with valve 14.
Neutralized system 3 includes neutralizing tank 31, Xanthohumate supply tank 32, neutralizes with lye tank (vat) 34, neutralizes and use acid storage 35；
It neutralizes with lye tank (vat) 34, neutralize and acid storage 35 is used to be connected respectively by pipeline with neutralizing tank 31；It neutralizes with lye tank (vat) 34, neutralize and use
Valve 36 is respectively provided on pipeline between acid storage 35 and neutralizing tank 31；The bottom of reaction tube 17, Xanthohumate supply tank 32 are each
It is connected by pipeline with neutralizing tank 31.Neutralization is ammonium hydroxide with lye, and neutralization is phosphoric acid with acid solution.
Filter device 4 includes filter device ontology 41 and the strainer 42 that 41 bottom of filter device ontology is arranged in, neutralizing tank
31 are connected by pipeline with the top of filter device ontology 41；Filter device 4 is equipped with the discharge door for being used for filtered discharging
43, the bottom of filter device 4 is equipped with liquid outlet 44.
The exhaust treatment system includes pickling system 5, the water wash system 6 being connected by pipeline, and water wash system 6 is equipped with
Evacuation port 61；The top of neutralizing tank 31 is connected by pipeline with pickling system 5.
Pickling system 5 includes pickling tower, acid solution case 51, acid cycle pump 52, and the pickling tower includes on sequentially connected
Tower body 53, intermediate tower body 54 and lower tower body 55 are provided with escape pipe 56 at the top of the upper tower body 53, and the upside of upper tower body 53 is set
It is equipped with acid inlet tube 57, acid inlet tube 57 is connect with the sour spray head 58 inside upper tower body 53, the upper tower body 53 positioned at sour 58 lower section of spray head
It is inside provided with leakage acid plate 59 with holes, the intermediate tower body 54 is internally provided with rotating stream tray structure, and rotating stream tray structure includes
Left-handed flow structure and dextrorotation flow structure, the left-handed flow structure include several left rotating stream tray 510 being parallel to each other, the dextrorotation
Flow structure includes several right rotating stream tray 511 being parallel to each other, and lower 55 side of tower body is provided with air inlet pipe 512, under described
55 bottom of tower body is provided with out acid tube 513；Acid inlet tube 57, acid cycle pump 52, acid solution case 51, acid tube 513 passes through pipeline phase out
Connect and forms closed circuit；The top of neutralizing tank 31 is connected by pipeline with the air inlet pipe 512 of lower 55 side of tower body.
Water wash system 6 include water tower, water tank 62, water-circulating pump 63, the water tower include sequentially connected upper water tower body 64,
Intermediate water tower body 65 and it is lauched tower body 66, evacuation port 61, the upside of upper water tower body 64 are provided at the top of the upper water tower body 64
It is provided with water inlet pipe 67, water inlet pipe 67 is connect with the sprinkler head 68 inside upper water tower body 64, the upper water positioned at 68 lower section of sprinkler head
Leakage board 69 with holes is provided in tower body 64, the intermediate water tower body 65 is internally provided with water rotating stream tray structure, water eddy flow
Tower plate structure includes left water cyclone structure and right water cyclone structure, and the left water cyclone structure includes several left water being parallel to each other
Rotating stream tray 610, the right water cyclone structure includes several right water rotating stream tray 611 being parallel to each other, described to be lauched tower body 66
Side is provided with air inlet 612, and 66 bottom of tower body that is lauched is provided with outlet pipe 613；Water inlet pipe 67, water-circulating pump 63, water
Case 62, outlet pipe 613 are connected by pipeline and form closed circuit；The escape pipe 56 of pickling top of tower passes through pipeline and lower water tower
The air inlet pipe 512 of 66 side of body is connected.
Liquid discharge system 2 includes pan tank 21 and coupled bottle placer 22, the bottom of filter device ontology 41
Liquid outlet 44 is connected by pipeline with pan tank.
Pipeline between urea dissolving tank 12 and inlet 111 is equipped with flow control valve 15.
Pipeline between filter device 4 and neutralizing tank 31 is equipped with third vacuum pump 116.
Urea dissolving tank 12 is equipped with the first agitating device 112.
Neutralizing tank 31 is equipped with the second agitating device 113.
Pipeline between neutralizing tank 31 and pickling system 5 is equipped with the second vacuum pump 114.
The outer radial periphery surface of reaction tube 17 is equipped with reaction tube temperature control device 115.
Specific production the following steps are included:
I, phosphoric acid, aqueous solution of urea enter neutralization chamber reaction by tubular reactor.Phosphoric acid and aqueous solution of urea are in tubular type
Reaction temperature in reactor is room temperature, and the reaction time is 0.3-1 seconds；In production, phosphoric acid, urea quality ratio are 1:1.After reaction
Flow to neutralization chamber, semi-finished product tank 31 time be 4-6 minutes, after neutralization the pH value of solution according to the needs of fertilized soil and
It is fixed, generally 6-9, neutralization acid solution phosphoric acid, neutralization lye ammonium hydroxide.Semi-finished product tank is squeezed into after neutralization reaction is abundant.
II, Xanthohumate formation blend is added in first melt, is stirred.Phosphoric acid, urea, fulvic acid
Salt quality ratio is 1:1:0.25, can also be actually needed and be adjusted according to the fertilizer efficiency of crops.
III, filtering.The present embodiment is reacted first with phosphoric acid and urea, is passed through tubular reactor and is adopted and is water-cooled
Device, can be effectively controlled reaction temperature, synthesize urea phosphate, and resulting liquid fertilizer nutrient is adjustable, good water solubility, do not crystallize regardless of
Layer, utilization rate are high, can improve soil texture, improve the content of organic matter, and disease resistance prevents the hardening soil etc., meets Liquid Fertilizer
Index request.Tubular reactor can be reacted, the fertilizer of the various different contents of gained by controlling the size of flow.Greatly
Production cost is reduced greatly, prevents pollution environment, products obtained therefrom element is complete, stable product quality.Fertilizer not only contains largely
Element but also containing organic matter and histone amino acids and various middle microelements, can effectively improve the utilization of fertilizer
Rate, volume increase, diseases prevention, disease-resistant, drought resisting effect is obvious.
Embodiment 2.As seen in figs. 5-6, the present embodiment and the difference of embodiment 1 are: neutralizing tank 31 is equipped with electric heating
Device 33.
The above is only the preferred embodiment of this patent, it is noted that for the ordinary skill people of the art
For member, under the premise of not departing from the art of this patent principle, several improvement and replacement can also be made, these are improved and replacement
Also it should be regarded as the protection scope of this patent.
Claims (10)
1. a kind of fulvic acid phosphoric acid urine compound fertilizer preparation system, it is characterised in that: including reaction system (1), neutralize system
System (3), filter device (4), exhaust treatment system, liquid discharge system (2)；
Reaction system (1), neutralized system (3), filter device (4), liquid discharge system (2) pass through closed delivery unit successively
Connection；
The reaction system (1) includes tubular reactor (10), phosphoric acid tank (11), urea dissolving tank (12), sink (13)；Tubular type
Reactor (10) includes mixing section, reaction tube (17), and mixing section includes outer tube (18), inner tube (19) and reducer pipe (110), outer tube
(18) have on side wall inlet (111), reducer pipe (110) is connect with outer tube (18) and inner tube (19) respectively and overall diameter becomes smaller with
Reaction tube (17) is identical；Reaction tube (17) is connected to the lower end of mixing section, and reaction tube (17) is vertically arranged with mixing section coaxial line；
Phosphoric acid tank (11) is connected by pipeline with the inner tube (19) of tubular reactor (10)；Urea dissolving tank (12) passes through pipeline and tubular type
Inlet (111) on outer tube (18) side wall of reactor (10) is connected, between urea dissolving tank (12) and inlet (111)
Pipeline is equipped with the first vacuum pump (16)；Sink (13) is connected by pipeline with urea dissolving tank (12)；
Neutralized system (3) includes neutralizing tank (31), Xanthohumate supply tank (32), neutralizes lye tank (vat) (34), neutralizes and use acid solution
Slot (35)；It neutralizes with lye tank (vat) (34), neutralize and acid storage (35) is used to be connected respectively by pipeline with neutralizing tank (31)；Neutralization alkali
Liquid bath (34) is neutralized with being respectively provided with valve (36) on the pipeline between acid storage (35) and neutralizing tank (31)；Reaction tube (17)
Bottom, Xanthohumate supply tank (32) are respectively connected by pipeline with neutralizing tank (31)；
Filter device (4) includes the strainer (42) of filter device ontology (41) and setting in filter device ontology (41) bottom, in
It is connected by pipeline with the top of filter device ontology (41) with tank (31)；Filter device (4) is equipped with and was used for filtered and goes out
The bottom of the discharge door (43) of material, filter device (4) is equipped with liquid outlet (44)；
The exhaust treatment system includes pickling system (5), the water wash system (6) being connected by pipeline, and water wash system is set on (6)
There are evacuation port (61)；The top of neutralizing tank (31) is connected by pipeline with pickling system (5).
2. a kind of fulvic acid phosphoric acid urine compound fertilizer preparation system as described in claim 1, it is characterised in that: pickling system
System (5) include pickling tower, acid solution case (51), acid cycle pump (52), the pickling tower include sequentially connected upper tower body (53),
Intermediate tower body (54) and lower tower body (55), upper tower body (53) top are provided with escape pipe (56), the upside of upper tower body (53)
End is provided with acid inlet tube (57), and acid inlet tube (57) the sour spray head (58) internal with upper tower body (53) is connect, and is located at sour spray head (58)
It is provided with leakage acid plate (59) with holes in the upper tower body (53) of lower section, the intermediate tower body (54) is internally provided with rotating stream tray knot
Structure, rotating stream tray structure include left-handed flow structure and dextrorotation flow structure, and the left-handed flow structure includes several left sides being parallel to each other
Rotating stream tray (510), the dextrorotation flow structure include several right rotating stream tray (511) being parallel to each other, the lower tower body (55)
Side is provided with air inlet pipe (512), and lower tower body (55) bottom is provided with out acid tube (513)；Acid inlet tube (57), acid cycle
Pump (52), acid solution case (51), acid tube (513) are connected by pipeline and form closed circuit out；Neutralizing tank passes through at the top of (31)
Pipeline is connected with the air inlet pipe (512) of lower tower body (55) side.
3. a kind of fulvic acid phosphoric acid urine compound fertilizer preparation system as claimed in claim 2, it is characterised in that: washing system
System (6) includes water tower, water tank (62), water-circulating pump (63), and the water tower includes sequentially connected upper water tower body (64), intermediate water
Tower body (65) and be lauched tower body (66), be provided with evacuation port (61) at the top of the upper water tower body (64), upper water tower body (64) it is upper
Side is provided with water inlet pipe (67), and water inlet pipe (67) sprinkler head (68) internal with upper water tower body (64) is connect, and is located at sprinkler head
(68) it is provided with leakage board with holes (69) in the upper water tower body (64) below, the intermediate water tower body (65) is internally provided with water
Rotating stream tray structure, water rotating stream tray structure include left water cyclone structure and right water cyclone structure, the left water cyclone structure packet
Several left water rotating stream tray (610) being parallel to each other are included, the right water cyclone structure includes several right water eddy flows being parallel to each other
Column plate (611), described tower body (66) side that is lauched are provided with air inlet (612), and described tower body (66) bottom that is lauched is provided with out
Water pipe (613)；Water inlet pipe (67), water-circulating pump (63), water tank (62), outlet pipe (613) are connected by pipeline and form closure
Circuit；The escape pipe (56) of pickling top of tower is connected by pipeline with the air inlet pipe (512) for being lauched tower body (66) side.
4. a kind of fulvic acid phosphoric acid urine compound fertilizer preparation system as described in claim 1, it is characterised in that: liquid discharge
Material system (2) includes pan tank (21) and coupled bottle placer (22), the liquid outlet of the bottom of filter device ontology (41)
(44) it is connected by pipeline with pan tank (21).
5. a kind of fulvic acid phosphoric acid urine compound fertilizer preparation system as described in claim 1, it is characterised in that: urea is molten
The pipeline solved between slot (12) and inlet (111) is equipped with flow control valve (15).
6. a kind of fulvic acid phosphoric acid urine compound fertilizer preparation system as claimed in claim 5, it is characterised in that: filtering dress
The pipeline set between (4) and neutralizing tank (31) is equipped with third vacuum pump (116).
7. a kind of fulvic acid phosphoric acid urine compound fertilizer preparation system as described in claim 1, it is characterised in that: urea is molten
It solves slot (12) and is equipped with the first agitating device (112)；Neutralizing tank (31) is equipped with electric heater unit (33).
8. a kind of fulvic acid phosphoric acid urine compound fertilizer preparation system as described in claim 1, it is characterised in that: neutralizing tank
(31) the second agitating device (113) are equipped with.
9. a kind of fulvic acid phosphoric acid urine compound fertilizer preparation system as described in claim 1, it is characterised in that: neutralizing tank
(31) pipeline between pickling system (5) is equipped with the second vacuum pump (114).
10. a kind of fulvic acid phosphoric acid urine compound fertilizer preparation system as described in claim 1, it is characterised in that: reaction
The outer radial periphery surface for managing (17) is equipped with reaction tube temperature control device (115).
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| CN201820508510.3U CN208440540U (en) | 2018-04-11 | 2018-04-11 | A kind of fulvic acid phosphoric acid urine compound fertilizer preparation system |
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| CN201820508510.3U CN208440540U (en) | 2018-04-11 | 2018-04-11 | A kind of fulvic acid phosphoric acid urine compound fertilizer preparation system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113575574A (en) * | 2021-09-07 | 2021-11-02 | 李金玉 | Herbicide adjuvant, compound herbicide comprising herbicide adjuvant and preparation method of herbicide |
-
2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113575574A (en) * | 2021-09-07 | 2021-11-02 | 李金玉 | Herbicide adjuvant, compound herbicide comprising herbicide adjuvant and preparation method of herbicide |
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