CN207451947U - A kind of preparation facilities of ammonification water-soluble granular composite fertilizer - Google Patents
A kind of preparation facilities of ammonification water-soluble granular composite fertilizer Download PDFInfo
- Publication number
- CN207451947U CN207451947U CN201721445961.9U CN201721445961U CN207451947U CN 207451947 U CN207451947 U CN 207451947U CN 201721445961 U CN201721445961 U CN 201721445961U CN 207451947 U CN207451947 U CN 207451947U
- Authority
- CN
- China
- Prior art keywords
- ammonia
- gas ammonia
- gas
- preparation facilities
- level
- Prior art date
- 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.)
- Active
Links
Abstract
The utility model belongs to composite fertilizer's preparing technical field, discloses a kind of preparation facilities of ammonification water-soluble granular composite fertilizer.The preparation facilities is provided with the gas ammonia outlet close to the bottom of the material bed housing, and along the circulating direction of gas ammonia, the flow area of the gas ammonia outlet becomes smaller successively；Spray material bed of the ammonia direction towards the drum ammoniation granulating machine of the gas ammonia outlet, and positioned at the material bed top of the material bed, so that gas ammonia injection is in the material bed surface.During composite fertilizer is produced, gas ammonia import is not easy to plug the preparation facilities, and balling ratio is high, homogeneity is good, gas ammonia utilization rate is high, meanwhile, three wastes generate, environmentally friendly, product quality is close, it is easy to use, be not easy moisture absorption caking, quality guarantee period was up to 2 years.
Description
Technical field
The utility model belongs to composite fertilizer's preparing technical field, and in particular to a kind of system of ammonification water-soluble granular composite fertilizer
Standby device.
Background technology
Water soluble composite fertilizer refers to be dissolved completely in the compound fertilizer containing elements such as nitrogen, phosphorus, potassium in water.It is
A kind of quick action fertilizer, good water solubility, without residue can be dissolved completely in water, can directly be absorbed by the root system of crop and blade face
And it is used.It is divided into solid, water soluble fertilizer and liquid water-soluble fertilizer from form.Wherein, solid, water soluble fertilizer generally existing
The problems such as moisture absorption, caking and failure, cause product quality guarantee period short, add the fertilising cost of peasant.
In order to solve drawbacks described above, the prior art carries out atomization spray using ammoniation-granulation technology namely to basic fertile slurry
Slurry, slurry install an ammonia distributor in the bed of material, slurry are sprayed on the vaporific material bed for being sprayed at drum ammoniation granulating machine
To complete to neutralize, slurry and returning charge mutually bond, synthesis particle composite fertilizer ammonia in the case where the melting slurry of high temperature, high concentration is used,
It goes to dry again.As Chinese patent literature CN102249777A discloses the production method of ammoniated sulfur-based compound fertilizer by chemical synthesis.It should
Using aforesaid way ammonification S-based compound fertilizer is made in technology, and because it is chemical synthesis, therefore close structure, product quality guarantee period are long.
Meanwhile because graininess fertilizer drying is made, therefore product water content is low, be not in the moisture absorption, caking, failure the problems such as.
In above-mentioned technology, gas ammonia under material bed to the slurry on material bed is blown, gas ammonia can be made to be come into full contact with slurry,
It can there are following defects but so do：1) balling ratio is low, and homogeneity is poor, easy Cheng great Qiu；2) gas ammonia utilization rate is low, loss
Rate is big, and the gas ammonia of loss makes to form larger pressure in subsequent absorption washing system, so that cleaning solution easily forms supersaturation, it is impossible to have
Effect recycling gas ammonia.
Utility model content
For this purpose, it is to be solved in the utility model be existing ammoniation-granulation technology there are balling ratio is low, homogeneity is poor and
The defects of gas ammonia utilization rate is low, and then the ammonification water-soluble granular that a kind of balling ratio is high, homogeneity is good, gas ammonia utilization rate is high is provided
The preparation facilities of composite fertilizer.
In order to solve the above technical problems, the technical solution adopted in the utility model is as follows：
The preparation facilities of ammonification water-soluble granular composite fertilizer provided by the utility model, including sequentially connected rotary drum ammonia
Change comminutor and post-processing unit, the post-processing unit includes sequentially connected drying device, cooling device and screening plant；
And
Be arranged at the in vivo ammonia distributor of cylinder of the drum ammoniation granulating machine, the ammonia distributor include gas ammonia import,
Gas ammonia exports and the housing for gas ammonia circulation；
The bottom of the material bed housing is provided with the gas ammonia outlet, and along the circulating direction of gas ammonia, it is described
The flow area of gas ammonia outlet becomes smaller successively；
Spray material bed of the ammonia direction towards the drum ammoniation granulating machine of the gas ammonia outlet, and positioned at the object of the material bed
The top of the bed of material, so that gas ammonia injection is in the material bed surface.
Preferably, the gas ammonia is exported by the abutting end gap close to each other formed of the two side of the housing, and
Along the circulating direction of gas ammonia, the width in the gap tapers into；Alternatively,
Gas ammonia outlet is the recirculation hole that is opened up in the bottom of the housing, and along the circulating direction of gas ammonia, the stream
The diameter of through hole tapers into.
Further, the amplitude of variation of the width in the gap is from 1.3-2mm to 0.5-1.2mm；Alternatively,
The amplitude of variation of the diameter of the recirculation hole is from 1.0mm to 2.0mm.
Preferably, along the length direction of the housing, the housing is divided into several sections, is the housing per segment length
0.1-0.5 times of length, and the flow area of the gas ammonia outlet set on every section is in the same size.
Preferably, the length direction of the ammonia distributor and the barrel lenght direction of the drum ammoniation granulating machine are consistent,
And the feed end of ammonia distributor from the drum ammoniation granulating machine stretches into the cylinder, and it is in vivo described to stretch into the cylinder
The length of ammonia distributor is 0.3-0.5 times of the barrel lenght；
The enclosure interior has a up big and down small free air space, and the gas ammonia import is arranged at the upper of the housing
Portion.
Preferably, the post-processing unit is two level post-processing unit, including sequentially connected level-one drying device, one
Grade cooling device, level-one screening plant, secondary drying device, two level cooling device and two level screening plant；
The level-one drying device, level-one cooling device, secondary drying device and two level cooling device is both provided with and it
The tail gas dust cleaning apparatus of connection and the washing tail gas device being connected with the tail gas dust cleaning apparatus, the tail gas dust cleaning apparatus
Dust mouth, the liquid outlet of the washing tail gas device is connected with the drum ammoniation granulating machine；
The screening outlet of the level-one screening plant is connected with the drum ammoniation granulating machine；
The oversize outlet of the two level screening plant be connected with breaker, the broken material of the breaker export and
The drum ammoniation granulating machine connection.
Further, further include sequentially connected coating machine and metering packing system, the material inlet of the coating machine with
The screening outlet connection of the two level screening plant, the oil inlet of the coating machine connect with the oil export of coating oil adding set
It connects.
Compared with prior art, the utility model has the advantages that：
(1) preparation facilities for the ammonification water-soluble granular composite fertilizer that the utility model embodiment is provided, close to material
The bottom of the housing of layer is provided with gas ammonia outlet, and along the circulating direction of gas ammonia, the flow area of gas ammonia outlet becomes smaller successively；Gas
Ammonia direction is sprayed toward the material bed of drum ammoniation granulating machine in ammonia outlet, and positioned at the material bed top of material bed, so that gas ammonia
It is blown in material bed surface.By above-mentioned setting, identical ammonia pressure distribution can be obtained on the circulating direction along gas ammonia, is protected
Demonstrate,prove balling-up homogeneity, while avoid the problem that in the prior art ammonia pressure be unevenly distributed weighing apparatus caused by gas ammonia outlet obstruction, can
The effect for not having to purging substantially is realized in operation process；Furthermore gas ammonia sprays downwards from material bed surface, can so make material bed
Surface particle is into boiling-like, and while improving granulation outcome, the gas ammonia for spraying into material bed downwards is not anti-under the action of bed is expected in rolling
Because system negative pressure is again there are one the process overflowed upwards below material bed, this adds increased Gas-solid surfaces to connect the part gas ammonia answered
Tactile time and effect effectively reduce ammonia loss, improve gas ammonia utilization rate, greatly reduce the difficulty of subsequent wash, adopt
It can be stablized 99% with the ammonia utilization rate of the ammonia distributor of the utility model, balling-up qualification rate may be up to 80-90%, and balling-up is equal
One property is good, and homogeneity can reach more than 90%.
(2) preparation facilities for the ammonification water-soluble granular composite fertilizer that the utility model embodiment is provided, enclosure interior tool
There is a up big and down small free air space, gas ammonia import is arranged at the top of housing, enters the big stream of its internal upper part from housing upper
Logical space, while ensureing airflow smooth, as its interior pressure gradually increases, gas ammonia is pooled to the small free air space in lower part, and
From gas ammonia outlet injection to material bed, improve gas ammonia and expect the time of the contact of material and effect on bed, reduce ammonia and lose, carry
High granulation outcome.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it describes below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is the structure diagram of the preparation facilities of ammonification water-soluble granular composite fertilizer in the utility model embodiment；
Fig. 2 is the structure diagram of ammonia distributor in the utility model embodiment；
Fig. 3 is that the right side of ammonia distributor in Fig. 2 regards enlarged drawing；
Fig. 4 is the structure diagram of the drum ammoniation granulating machine cylinder comprising ammonia distributor in the utility model embodiment.
Reference sign：
1- gas ammonias；2- phosphoric acid；3- reactive tanks；4- slurry storage tanks；5- gas ammonia adding sets；6- drum ammoniation granulating machines；7-
Level-one drying device；The first dust-extraction units of 8-；The second dust-extraction units of 9-；10- level-one cooling devices；11- level-one screening plants；
12- breakers；13- secondary drying devices；The 3rd dust-extraction units of 14-；15- two level cooling devices；The 4th dust-extraction units of 16-；
17- washing tail gas devices；18- tail gas generated by granulation Venturi scrubbers；19- tail gas funnels；20- two level screening plants；21- coatings
Machine；22- coating oil adding sets；23- metering packing systems；24- ammonia distributors；25- gas ammonias export；26- gas ammonia imports；27-
Cylinder；28- feed ends；29- discharge ends；30- ammonia gas pipelines；The bored plates of 31-；32- is material bed；33- fixed plates.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected scope.
, it is necessary to explanation, the fingers such as term " on ", " under ", " level ", " interior ", " outer " in the description of the utility model
The orientation or position relationship shown be based on orientation shown in the drawings or position relationship, be for only for ease of description the utility model and
Simplify description rather than instruction or imply that signified device or element there must be specific orientation, with specific azimuth configuration
And operation, therefore it is not intended that limitation to the utility model.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition
Concrete meaning of the language in the utility model.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Not forming conflict can be combined with each other.
Embodiment 1
A kind of preparation facilities of ammonification water-soluble granular composite fertilizer is present embodiments provided, as depicted in figs. 1 and 2, including
Sequentially connected drum ammoniation granulating machine 6 and post-processing unit, post-processing unit include sequentially connected drying device, cooling dress
It puts and screening plant；And the ammonia distributor 24 in the cylinder 27 of drum ammoniation granulating machine 6 is arranged at, ammonia distributor 24 includes gas
Ammonia import 26, gas ammonia outlet 25 and the housing for gas ammonia circulation；The bottom of material bed 32 housing is provided with gas ammonia to go out
Mouth 25, and along the circulating direction of gas ammonia 1, the flow area of gas ammonia outlet 25 becomes smaller successively；The spray ammonia direction court of gas ammonia outlet 25
To in the material bed of drum ammoniation granulating machine 6, and positioned at material bed 32 top of material bed, so that gas ammonia injection is in material bed 32
Surface.
As selectable embodiment, in the present embodiment, as shown in figure 3, gas ammonia outlet 25 is the two side of housing
Abutting end formed gap close to each other, and along the circulating direction of gas ammonia 1, the width in gap tapers into；In another reality
It applies in mode, gas ammonia outlet 25 is the recirculation hole that is opened up in the bottom of housing, and along the circulating direction of gas ammonia, the diameter of recirculation hole
It tapers into.
In order to improve balling ratio, homogeneity and gas ammonia utilization rate, further, the amplitude of variation of the width in gap from
1.3-2mm to 0.5-1.2mm；The amplitude of variation of the diameter of recirculation hole is from 1.0mm to 2.0mm.
As selectable embodiment, in the present embodiment, as shown in figure 4, the spray ammonia direction of gas ammonia outlet 25 is vertical
In the material bed of drum ammoniation granulating machine 6, the boiling degree for expecting bed surface particle is further improved.
In above-mentioned preparation facilities, identical ammonia pressure distribution can be obtained on the circulating direction along gas ammonia, ensures balling-up
Homogeneity, while avoid the problem that in the prior art ammonia pressure be unevenly distributed weighing apparatus caused by gas ammonia outlet obstruction, can be in operation
The effect for not having to purging substantially is realized in the process；Furthermore gas ammonia sprays downwards from material bed surface, it can so make material bed surface grain
While improving granulation outcome, it is complete to spray into downwards the gas ammonia for expecting bed unreacted under the action of bed is expected in rolling into boiling-like for son
Part gas ammonia because system negative pressure is again there are one from the process overflowed upwards below material bed, this adds increased Gas-solid surface contact when
Between and effect, effectively reduce ammonia loss, improve gas ammonia utilization rate, the difficulty of subsequent wash greatly reduced, using this reality
It can be stablized 99% with the ammonia utilization rate of new ammonia distributor, balling-up qualification rate may be up to 80-90%, and balling-up homogeneity
Good, homogeneity can reach more than 90%.
Based on the above technical solutions, along the length direction of housing, housing is divided into several sections, is shell per segment length
0.1-0.5 times of the length of body, concretely 0.3 times, and the flow area size one of the gas ammonia outlet 25 set on every section
It causes.
In order to ensure balling ratio and gas ammonia utilization rate, the length direction of ammonia distributor 24 and the cylinder of drum ammoniation granulating machine 6
27 length direction of body is consistent, and ammonia distributor 24 stretches into cylinder 27 from the feed end 28 of drum ammoniation granulating machine 6, and stretches into cylinder
The length of ammonia distributor 24 in 27 is 0.3-0.5 times of 27 length of cylinder, and one end opposite with feed end 28 is discharge end 29,
Particle after being granulated successfully comes out from discharge end 29.
Ammonia gas pipeline 30 is connected with ammonia distributor 24, and gas ammonia is sent into ammonia distributor 24.
Based on the above technical solutions, as shown in figure 3, enclosure interior has a up big and down small free air space, gas
Ammonia import 26 is arranged at the top of housing.From housing upper into the big free air space of its internal upper part, ensure the same of airflow smooth
When, as its interior pressure gradually increases, gas ammonia is pooled to the small free air space in lower part, and is sprayed from gas ammonia outlet 25 to material bed
32, it improves gas ammonia and expects the time of the contact of material and effect on bed, reduce ammonia loss, improve granulation outcome.
Further, the shape of housing is top up-side down triangle directed downwardly, and in the present embodiment, the shape of housing can be to fall
The length ratio of isosceles triangle, bottom and waist is 8：(10-12), concretely 8:11, housing can be what three blocks of plates were spliced
Isosceles triangle, along its length, the both ends of housing are sealed with bored plate 31；Can be just in the shape of other embodiment middle casing
Triangle.
In order to which ammonia distributor 24 is fixed in the cylinder of drum ammoniation granulating machine 6, as selectable embodiment, such as
Shown in Fig. 2, ammonia distributor 24 can be fixed in cylinder 27 by fixed plate 33.
As illustrated in fig. 1, it is preferred that post-processing unit is two level post-processing unit, dried including sequentially connected level-one
Device 7, level-one cooling device 10, level-one screening plant 11, secondary drying device 13, two level cooling device 15 and two level screening dress
Put 20；
Level-one drying device 7, level-one cooling device 10, secondary drying device 13 and two level cooling device 15 be both provided with
Its tail gas dust cleaning apparatus connected and the washing tail gas device 17 being connected with tail gas dust cleaning apparatus, tail gas dust cleaning apparatus go out
Dirt mouth, the liquid outlet of washing tail gas device 17 are connected with drum ammoniation granulating machine 6；As selectable embodiment, at this
In embodiment, as shown in Figure 1, tail gas dust cleaning apparatus is the first dust-extraction unit 8, cold with level-one being connected with level-one drying device 7
But device 10 connect the second dust-extraction unit 9, be connected with secondary drying device 13 the 3rd dust-extraction unit 14, with two level cool down dress
Put the 4th dust-extraction unit 16 of 15 connections；
The screening outlet of level-one screening plant 11 is connected with drum ammoniation granulating machine 6；
The oversize outlet of two level screening plant 20 is connected with breaker 12, and the broken material outlet of breaker 12 is with turning
Drum ammoniation granulator 6 connects.
Further, the tail gas generated by granulation Venturi scrubber 18 being connected with drum ammoniation granulating machine, liquid outlet are further included
It is connected with washing tail gas device 17, the gas outlet of washing tail gas device 17 is connected with tail gas funnel 19.
Further, sequentially connected coating machine 21 and metering packing system 23, the material inlet of coating machine 21 are further included
It is connected with the screening outlet of two level screening plant 20, the oil inlet of coating machine 21 connects with the oil export of coating oil adding set 22
It connects.
It should be noted that：The width in gap or the diameter of recirculation hole can accordingly be set according to the requirement of device capbility
It puts, to meet capacity requirements；1 installation position of adjustment ammonia distributor is gone according to the inclination angle of the thickness of material bed and drum ammoniation granulating machine
It puts, to meet needs of production.
Obviously, the above embodiments are merely examples for clarifying the description, and is not intended to limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And the obvious variation thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (10)
1. a kind of preparation facilities of ammonification water-soluble granular composite fertilizer, including sequentially connected drum ammoniation granulating machine and post processing
Unit, the post-processing unit include sequentially connected drying device, cooling device and screening plant；And
The in vivo ammonia distributor of cylinder of the drum ammoniation granulating machine is arranged at, the ammonia distributor includes gas ammonia import, gas ammonia
Outlet and the housing for gas ammonia circulation；
It is characterized in that, be provided with gas ammonia outlet close to the bottom of the material bed housing, and along the circulation side of gas ammonia
To the flow area of the gas ammonia outlet becomes smaller successively；
Spray material bed of the ammonia direction towards the drum ammoniation granulating machine of the gas ammonia outlet, and positioned at the material bed of the material bed
Top so that gas ammonia injection in the material bed surface.
2. preparation facilities according to claim 1, which is characterized in that the gas ammonia outlet is the two side of the housing
Abutting end formed gap close to each other, and along the circulating direction of gas ammonia, the width in the gap tapers into.
3. preparation facilities according to claim 2, which is characterized in that the amplitude of variation of the width in the gap is from 1.3-
2mm to 0.5-1.2mm.
4. preparation facilities according to claim 1, which is characterized in that the gas ammonia outlet is to be opened in the bottom of the housing
If recirculation hole, and along the circulating direction of gas ammonia, the diameter of the recirculation hole tapers into.
5. preparation facilities according to claim 4, which is characterized in that the amplitude of variation of the diameter of the recirculation hole from
1.0mm to 2.0mm.
6. according to the preparation facilities any one of claim 1-5, which is characterized in that along the length direction of the housing,
The housing is divided into several sections, is 0.1-0.5 times of length of the housing per segment length, and described in setting on every section
The flow area of gas ammonia outlet is in the same size.
7. according to the preparation facilities any one of claim 1-5, which is characterized in that the length direction of the ammonia distributor
It is consistent with the barrel lenght direction of the drum ammoniation granulating machine, and the ammonia distributor from the drum ammoniation granulating machine into
The cylinder is stretched at material end, and the 0.3-0.5 that the length for stretching into the in vivo ammonia distributor of the cylinder is the barrel lenght
Times.
8. preparation facilities according to claim 7, which is characterized in that the enclosure interior has a up big and down small circulation
Space, the gas ammonia import are arranged at the top of the housing.
9. according to the preparation facilities any one of claim 1-5, which is characterized in that the post-processing unit is after two level
Processing unit, including sequentially connected level-one drying device, level-one cooling device, level-one screening plant, secondary drying device,
Two level cooling device and two level screening plant.
10. preparation facilities according to claim 9, which is characterized in that the level-one drying device, level-one cooling device,
Secondary drying device and two level cooling device are both provided with tail gas dust cleaning apparatus connected to it and are filled with the tails dedusting
Put the washing tail gas device of connection, the dust mouth of the tail gas dust cleaning apparatus, the washing tail gas device liquid outlet and institute
State drum ammoniation granulating machine connection；
The screening outlet of the level-one screening plant is connected with the drum ammoniation granulating machine；
The oversize outlet of the two level screening plant is connected with breaker, the broken material of the breaker export with it is described
Drum ammoniation granulating machine connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721445961.9U CN207451947U (en) | 2017-11-02 | 2017-11-02 | A kind of preparation facilities of ammonification water-soluble granular composite fertilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721445961.9U CN207451947U (en) | 2017-11-02 | 2017-11-02 | A kind of preparation facilities of ammonification water-soluble granular composite fertilizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207451947U true CN207451947U (en) | 2018-06-05 |
Family
ID=62253399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721445961.9U Active CN207451947U (en) | 2017-11-02 | 2017-11-02 | A kind of preparation facilities of ammonification water-soluble granular composite fertilizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207451947U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107602159A (en) * | 2017-11-02 | 2018-01-19 | 陕西煤业化工集团神木天元化工有限公司 | A kind of preparation facilities and method of ammonification water-soluble granular composite fertilizer |
-
2017
- 2017-11-02 CN CN201721445961.9U patent/CN207451947U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107602159A (en) * | 2017-11-02 | 2018-01-19 | 陕西煤业化工集团神木天元化工有限公司 | A kind of preparation facilities and method of ammonification water-soluble granular composite fertilizer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102153408B (en) | Antiblocking agent for macroelement water-dissolvable fertilizer, as well as preparation and application of the antiblocking agent | |
| CN101648838B (en) | Method for producing granular ammonium sulfate by using crystalline ammonium sulfate or powdery ammonium sulfate | |
| CN207451947U (en) | A kind of preparation facilities of ammonification water-soluble granular composite fertilizer | |
| CN202390333U (en) | Compound fertilizer production device dispensing with fillers | |
| CN105129740A (en) | Wet forming equipment for sulphur and forming technology thereof | |
| CN207605698U (en) | A kind of ammonia distributor and the drum ammoniation granulating machine comprising it | |
| CN107602159A (en) | A kind of preparation facilities and method of ammonification water-soluble granular composite fertilizer | |
| CN101696141A (en) | Method for producing fluidized bed | |
| CN106380254A (en) | Compound fertilizer and production method thereof | |
| CN1236765A (en) | Drying-granulating integrated process for preparing granular compound organic fertilizer and its complete set of apparatuses | |
| CN108905574A (en) | The capture technique and device of carbon black in a kind of waste tire treatment process | |
| CN208617710U (en) | The production system of ammonification high-concentration compound fertilizer | |
| CN206529300U (en) | Particle ammonium sulfate production apparatus and system | |
| CN207259404U (en) | A kind of S-based compound fertilizer heat reclaim unit | |
| CN203403022U (en) | Improved ventilation device of high-tower compound fertilizer device | |
| CN2629820Y (en) | Fluidized bed spray granulating machine | |
| CN101157012B (en) | Urea granulation temperature reduction dust collection method and apparatus | |
| CN206980668U (en) | A kind of preparation fluid bed granulator | |
| CN102249822B (en) | Ammonization granulation cylinder | |
| CN214486781U (en) | Large-air-volume countercurrent cooling device for prilling tower | |
| CN216321091U (en) | Be used for pyrite system sulphuric acid tail gas processing apparatus | |
| CN220835428U (en) | Fluidized bed granulating device | |
| CN215962874U (en) | Tail gas absorbing device for furfural production finished product | |
| CN204121945U (en) | A kind of pickling tower | |
| CN202876583U (en) | Sodium dimethyl isophthalate-5-sulfonate dust catcher |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |