CN104803732A - Differential pelletizing device with vibrating function for melt compound fertilizer and method using device - Google Patents
Differential pelletizing device with vibrating function for melt compound fertilizer and method using device Download PDFInfo
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- CN104803732A CN104803732A CN201510243470.5A CN201510243470A CN104803732A CN 104803732 A CN104803732 A CN 104803732A CN 201510243470 A CN201510243470 A CN 201510243470A CN 104803732 A CN104803732 A CN 104803732A
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- Prior art keywords
- differential
- vibrating
- prilling
- tablets press
- prilling granulator
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 239000003337 fertilizer Substances 0.000 title claims abstract description 28
- 150000001875 compounds Chemical class 0.000 title abstract description 13
- 238000005453 pelletization Methods 0.000 title abstract 13
- 230000007246 mechanism Effects 0.000 claims abstract description 32
- 230000008569 process Effects 0.000 claims abstract description 15
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 23
- 239000002131 composite material Substances 0.000 claims description 18
- 238000005469 granulation Methods 0.000 claims description 17
- 230000003179 granulation Effects 0.000 claims description 17
- 239000000463 material Substances 0.000 abstract description 11
- 239000007921 spray Substances 0.000 abstract description 11
- 239000007788 liquid Substances 0.000 abstract description 5
- 238000005520 cutting process Methods 0.000 abstract description 3
- 238000005507 spraying Methods 0.000 abstract description 2
- 239000000155 melt Substances 0.000 abstract 3
- 239000002245 particle Substances 0.000 description 11
- 102100029292 Protein sprouty homolog 3 Human genes 0.000 description 10
- 101710082104 Protein sprouty homolog 3 Proteins 0.000 description 10
- 239000000243 solution Substances 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 5
- 239000004202 carbamide Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 239000008187 granular material Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 239000012634 fragment Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 239000011591 potassium Substances 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 2
- DHKHZGZAXCWQTA-UHFFFAOYSA-N [N].[K] Chemical compound [N].[K] DHKHZGZAXCWQTA-UHFFFAOYSA-N 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000012798 spherical particle Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 1
- YUWBVKYVJWNVLE-UHFFFAOYSA-N [N].[P] Chemical compound [N].[P] YUWBVKYVJWNVLE-UHFFFAOYSA-N 0.000 description 1
- WZLMXYBCAZZIRQ-UHFFFAOYSA-N [N].[P].[K] Chemical compound [N].[P].[K] WZLMXYBCAZZIRQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010616 electrical installation Methods 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Landscapes
- Fertilizers (AREA)
Abstract
The invention discloses a differential pelletizing device with a vibrating function for a melt compound fertilizer. The differential pelletizing device comprises a differential pelletizer and a vibrating mechanism, wherein a pelletizing spray head perpendicularly vibrates during horizontal rotating through the vibrating mechanism at the same time. A method using the differential pelletizing device to pelletize comprises the following steps: enabling a material distributor and the pelletizing spray head to horizontally rotate around the same shaft center; enabling the pelletizing spray head to perpendicularly vibrate during horizontal rotating through vibration of the vibrating mechanism of the differential pelletizing device, thus finishing a process that melt liquid is fed from a feeding funnel of the material distributor, and is ruptured into uniform liquid drops for spraying out from a material supply tube to a spray nozzle of the pelletizing spray head. According to the differential pelletizing device with the vibrating function for the melt compound fertilizer and the method using the differential pelletizing device, the pelletizing spray head of the differential pelletizer perpendicularly vibrates up and down during horizontal rotating through the vibrating mechanism, so that compound fertilizer melt jet-flow is subjected to special mechanical vibration cutting while leaving the pelletizing spray head, and the melt is ruptured into relatively uniform liquid drops after being sprayed out.
Description
Technical field
The invention belongs to chemical industry agglomeration technique field, be specifically related to a kind of differential prilling granulator of melt composite fertilizer with vibrating function, also relate to a kind of method utilizing this differential prilling granulator granulation.
Background technology
Many proven technique are had at present in chemical fertilizer tower melting method sprinkling pelleting, such as adopting maximum in traditional urea granulation process is exactly this technology, and the differential agglomeration technique of the domestic high tower compound fertilizer generally adopted also belongs to this kind of technology at present for another example.
The tower melt rotary spraying granulation process in high-viscosity compound Hefei, that the material of Nitrogen element (urea or ammonium nitrate) is melted to technological temperature, again with the powder material of phosphorus element-containing and be uniformly mixed into the liquid compound material that flows with certain temperature containing the powder material of potassium element under hot melt state and starch, then by special prilling spry, the slip mixed is sent to the top of prilling tower with the form of drop, drop automatically shrinks with the air contact heat-exchanging in tower the solid particulate being cooled to spheroidal from the process of the top of prilling tower landing naturally at the bottom of tower.
Domesticly successfully develop the multinomial fused mass granulating Recipes such as nitrogen-phosphorus (N-P), nitrogen-potassium (N-K) two component composite fertilizer and nitrogen-phosphorus-potassium (N-P-K) Nitrogen, Phosphorus and Potassium at present.In nitrogen fused solution, allocate the solid-state pulverulent materials such as a certain proportion of phosphorus, potassium element and filler into makes it mix with fused solution, under the dual function that temperature and the mechanically mixing of heating measures stir, fused solution has been combined into rapidly the low temperature eutectic with certain fluidity, then through prilling spry sprinkling pelleting.Composite molten liquid goes out the similar of the granulating principle after granulation spray orifice and process and pure granular urea, and this process quilt chemical industry is referred to as melting method compound fertilizer granulating technique.
Viscosity great achievement hundred due to element the material pure ammonium nitrate of its viscosity ratio or pure urea liquation in melting recombination process of melting method compound fertilizer technology is thousands of and even tens thousand of times and containing a considerable amount of solid suspension particle, the granulating equipment of therefore traditional urea sprinkling pelleting technique cannot complete production at all.Can reach in tower-type rotary sprinkling pelleting technique output, particle diameter, qualification rate and the index such as granule strength, dust discharge for solving molten materials that is full-bodied, solid suspension particle containing significant proportion, the requirement of suitability for industrialized production to unit stream time can be met again, except needs develop corresponding technical process and pulping device, also must research and develop a kind of prilling granulator that can adapt to above-mentioned requirements.
For this reason domesticly now successfully have developed the differential tablets press of the brand new that can adapt to above-mentioned requirements and differential prilling spry, such as:
The applying date is on April 27th, 2004, application number is 00106184.4, name be called " differential two-speed rotary granulating machine and prilling process " and the applying date be on September 9th, 2005, application number is 200510096010.0, name is called that the patent of " prilling spry for differential rotating granulation " individually discloses the concrete structure of differential tablets press and differential prilling spry.
The core technology of differential tablets press is exactly the mechanical transmission structure be made up of two working-spindles arranged with one heart; these two main shafts are called interior axle and outer shaft; the material-feeding mechanism (material distribution device) that two axles are responsible for driving prilling spry (cone) and driving in shower nozzle respectively; by separately independently electrical installation control two transmission rigs and do concentric rotational movement, the speed of rotation making its respective main shaft need with granulation process and sense of rotation work.
Namely spherical particle solid-state is one by one become after composite fertilizer's fused solution thread that prilling spry generatrix sprays fragments into multiple independently droplet retracts, the uniformity coefficient of droplet size also just determines the uniformity coefficient of finished particle, but due to the movement velocity by jet in the process of drop fracture, the aerial fluctuation of fluid, the viscosity of atmospheric drag and fused solution self, the impact of the many reasons such as surface tension and gravity, what can not rupture is definitely consistent, therefore its particle diameter will have certain difference with regard to nature, clear and definite regulation is just had to the diameter range of composite fertilizer particle in such as standard GB/T 15063-2009, namely the spherical granules within the scope of diameter 1-4.75 millimeter accounts for 90% of total amount and is salable product.But at present a lot of compound manure manufacturing enterprise wish can be narrower by this diameter range; the grain diameter standard spherical granules be decided to be within the scope of 2-4 millimeter of this enterprise is accounted for 90% of total amount by such as some enterprises; make granular size more even, so just new requirement is proposed to differential tablets press.
Summary of the invention
The object of the present invention is to provide a kind of differential prilling granulator of melt composite fertilizer with vibrating function, improve the finished particle uniformity coefficient that existing differential tablets press is produced.
The present invention also aims to provide a kind of method utilizing this differential prilling granulator granulation, solve the dissatisfactory shortcoming of finished particle uniformity coefficient utilizing existing differential tablets press to produce.
A kind of technical scheme of the present invention is: a kind of differential prilling granulator of melt composite fertilizer with vibrating function is made up of differential tablets press and the vibrating mechanism be arranged on differential tablets press; the distributor of differential tablets press and prilling spry are driven by a rotating mechanism respectively and horizontally rotate around same axle center, make prilling spry vertical vibration while horizontally rotating by vibrating mechanism.
Feature of the present invention is also,
Vibrating mechanism is vibrating motor.
Vibrating motor makes its amplitude at 0.5mm-2mm by the position adjusting eccentric block.
Vibrating motor adjusts its vibrational frequency by frequency transformer.
Also comprising pedestal, pedestal being provided with the open holes for placing differential tablets press, be provided with many group spring buffer pressure-bearing supports around the open holes on pedestal, differential tablets press be provided with the bayonet socket adapted with spring buffer pressure-bearing support shape.
Another kind of technical scheme of the present invention is: the method utilizing this differential prilling granulator granulation, driven distributing device and prilling spry is with to horizontally rotate around same axle center respectively by two rotating mechanisms of differential prilling granulator, make prilling spry vertical vibration while horizontally rotating by the vibration of the vibrating mechanism of differential prilling granulator, complete fused solution entered, by feeder sleeve until from the nozzle Fracture of prilling spry was the ejection of uniform drop process from the feeder hopper of distributor.
Feature of the present invention is also,
Differential prilling granulator is made up of differential tablets press and the vibrating mechanism be arranged on differential tablets press; the distributor of differential tablets press and prilling spry are driven by a rotating mechanism respectively and horizontally rotate around same axle center, make prilling spry vertical vibration while horizontally rotating by vibrating mechanism.
The vibrating mechanism of differential prilling granulator is vibrating motor.
Vibrating motor makes its amplitude at 0.5mm-2mm by the position adjusting eccentric block, and vibrating motor adjusts its vibrational frequency by frequency transformer.
Differential prilling granulator also comprises pedestal; pedestal is provided with the open holes for placing differential tablets press; be provided with many group spring buffer pressure-bearing supports around open holes on pedestal, differential tablets press be provided with the bayonet socket adapted with spring buffer pressure-bearing support shape.
Of the present invention a kind of there is vibrating function the differential prilling granulator of melt composite fertilizer and method there is following beneficial effect:
1, vibrating mechanism is utilized to make the prilling spry of the differential Fitz chilsonator in work while horizontally rotating with the action of about one vertical vibration, this will make composite fertilizer melt jet also be subject to a specific mechanical vibration cutting when leaving prilling spry, thus after melt is sprayed, be fractured into more uniform drop, finally make cooled compound fertilizer granules evenly, stay in grade, also extend the working hour of prilling spry simultaneously;
2, utilize the bayonet fittings on many group spring buffer pressure-bearing supports and differential tablets press to make up vibrating motor by the deformation effect of spring and the change in displacement that certain mechanical vibration produce is applied to prilling spry.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation with the differential prilling granulator of melt composite fertilizer of vibrating function of the present invention;
Fig. 2 is the decomposing schematic representation of Fig. 1;
Fig. 3 is the STRUCTURE DECOMPOSITION schematic diagram of distributor and prilling spry in Fig. 1.
In figure, 1. differential tablets press, 2. distributor, 3. prilling spry, 4. vibrating motor, 5. pedestal, 6. spring buffer pressure-bearing support, 7. bayonet socket, 8. feeder hopper, 9. feeder sleeve.
Embodiment
Below in conjunction with embodiment, the present invention is described in detail.
A kind of structure with the differential prilling granulator of melt composite fertilizer of vibrating function provided by the invention as shown in Figure 1-Figure 3; be made up of differential tablets press 1 and the vibrating mechanism be arranged on differential tablets press 1; the distributor 2 of differential tablets press 1 and prilling spry 3 are driven by a rotating mechanism respectively and horizontally rotate around same axle center, make prilling spry 3 vertical vibration while horizontally rotating by vibrating mechanism.
Vibrating mechanism is vibrating motor 4.
Vibrating motor 4 is made its amplitude at 0.5mm-2mm by the position adjusting eccentric block, is adjusted its vibrational frequency by frequency transformer.
Differential prilling granulator of the present invention also comprises pedestal 5; pedestal 5 is provided with the open holes for placing differential tablets press 1; be provided with many group spring buffer pressure-bearing supports 6 around open holes on pedestal 5, differential tablets press 1 be provided with the bayonet socket 7 adapted with spring buffer pressure-bearing support 6 shape.
The method of differential prilling granulator granulation of the present invention is utilized to be specially: to be with driven distributing device 2 and prilling spry 3 to horizontally rotate around same axle center respectively by two rotating mechanisms of Fitz chilsonator 1 differential in differential prilling granulator, prilling spry 3 vertical vibration while horizontally rotating is made by the vibration of the vibrating mechanism of differential prilling granulator, fused solution is entered from the feeder hopper 8 of distributor 2, by feeder sleeve 9 until from the nozzle Fracture of prilling spry 3 be uniform drop ejection, drop also automatically shrinks the solid particulate being cooled to spheroidal with the air contact heat-exchanging in tower and drops at the bottom of tower from the process of the top of prilling tower landing naturally at the bottom of tower, complete whole compound fertilizer granulating process.
The principle of differential granulation is: the axes coincide of its axis and prilling tower when the prilling spry 3 of differential tablets press 1 works, namely when prilling spry 3 works its axis and horizontal plane perpendicular, fused solution penetrates respectively from the numerous spray orifices prilling spry 3 generatrix horizontally rotated, fused solution through the thread state of spray orifice injection is subject to the movement velocity of jet, the aerial wave characteristic of fluid, meet the resistance of air and the viscosity of liquation self, the reason such as surface tension and gravity to fragment into one by one independently drop soon, namely spherical particle solid-state is one by one become after the cooling of these droplet retracts.According to physical and chemical principle, the volume of drop determines the ball diameter of finished particle, and therefore, the uniformity coefficient of droplet size also just determines the uniformity coefficient of finished particle.
And due to the factor affecting drop volume size a lot, therefore the droplet size uniformity coefficient that formed of differential tablets press ejection is poor, thus makes the granulation uniformity of final cooled finished product composite fertilizer also poor.For this problem; the mechanical vibration produced when differential prilling granulator of the present invention utilizes vibrating motor to work; these mechanical vibration are applied on the prilling spry 3 that horizontally rotates by the rigid transmission of tablets press 1; make prilling spry 3 while horizontally rotating also with the action of a vertical vibration; this action makes melt jet be subject to a specific mechanical vibration cutting when leaving prilling spry; thus fragment into more uniform drop, finally make cooled compound fertilizer granules uniformity coefficient be guaranteed.
The Oscillation Amplitude produced when being worked by artificial adjustment vibrating motor and vibrational frequency, just can meet the yield requirement of melt to spherical solid particles of different ratio viscosity, such as: the size of Oscillation Amplitude when can change work by regulating the eccentric block position of vibrating motor 4, makes the regulation range of Oscillation Amplitude between 0.5mm-2mm.
And selectable commodity vibrating motor has common and high frequency two kinds, according to factors such as the viscosity of different prilling tower diameters, different granulation amounts, different material proportions and melt, select different frequencies and the vibrating motor of power, more just can change the fine setting of vibration frequency size when vibrating motor works by frequency transformer.
And the base of differential tablets press 1 is located at the upper end of pedestal 5; differential tablets press 1 is placed in the open holes of pedestal 5; the 3-6 group spring buffer pressure-bearing support 6 arranged around open holes on pedestal 5 is arranged with the bayonet fittings on differential tablets press 1, makes up vibrating motor 4 pairs of prilling spries 3 apply the change in location that certain mechanical vibration produce by the deformation effect of spring.
Claims (10)
1. one kind has the differential prilling granulator of melt composite fertilizer of vibrating function; it is characterized in that; be made up of differential tablets press (1) and the vibrating mechanism be arranged on differential tablets press (1); the distributor (2) of differential tablets press (1) and prilling spry (3) are driven by a rotating mechanism respectively and horizontally rotate around same axle center, make prilling spry (3) vertical vibration while horizontally rotating by described vibrating mechanism.
2. a kind of differential prilling granulator of melt composite fertilizer with vibrating function as claimed in claim 1, it is characterized in that, described vibrating mechanism is vibrating motor (4).
3. a kind of differential prilling granulator of melt composite fertilizer with vibrating function as claimed in claim 2, is characterized in that, described vibrating motor (4) makes its amplitude at 0.5mm-2mm by the position adjusting eccentric block.
4. a kind of differential prilling granulator of melt composite fertilizer with vibrating function as claimed in claim 2, it is characterized in that, described vibrating motor (4) adjusts its vibrational frequency by frequency transformer.
5. a kind of differential prilling granulator of melt composite fertilizer with vibrating function as claimed in claim 1; it is characterized in that; also comprise pedestal (5); described pedestal (5) is provided with the open holes for placing differential tablets press (1); be provided with many groups spring buffer pressure-bearing support (6) around open holes on described pedestal (5), described differential tablets press (1) be provided with the bayonet socket (7) adapted with described spring buffer pressure-bearing support (6) shape.
6. utilize the method for the differential prilling granulator granulation as described in any one of claim 1-5, it is characterized in that, driven distributing device (2) and prilling spry (3) is with to horizontally rotate around same axle center respectively by two rotating mechanisms of described differential prilling granulator, prilling spry (3) vertical vibration while horizontally rotating is made by the vibration of the vibrating mechanism of described differential prilling granulator, complete fused solution to enter from the feeder hopper (8) of distributor (2), it is the process of uniform drop ejection by feeder sleeve (9) until from the nozzle Fracture of prilling spry (3).
7. utilize the method for differential prilling granulator granulation as claimed in claim 6; it is characterized in that; described differential prilling granulator is made up of differential tablets press (1) and the vibrating mechanism be arranged on differential tablets press (1); the distributor (2) of differential tablets press (1) and prilling spry (3) are driven by a rotating mechanism respectively and horizontally rotate around same axle center, make prilling spry (3) vertical vibration while horizontally rotating by described vibrating mechanism.
8. utilize the method for differential prilling granulator granulation as claimed in claim 7, it is characterized in that, the vibrating mechanism of described differential prilling granulator is vibrating motor.
9. utilize the method for differential prilling granulator granulation as claimed in claim 8, it is characterized in that, described vibrating motor (4) makes its amplitude at 0.5mm-2mm by the position adjusting eccentric block, and described vibrating motor (4) adjusts its vibrational frequency by frequency transformer.
10. the method utilizing differential prilling granulator granulation as claimed in claims 6 or 7; it is characterized in that; described differential prilling granulator also comprises pedestal (5); described pedestal (5) is provided with the open holes for placing differential tablets press (1); be provided with many groups spring buffer pressure-bearing support (6) around open holes on described pedestal (5), described differential tablets press (1) be provided with the bayonet socket (7) adapted with described spring buffer pressure-bearing support (6) shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510243470.5A CN104803732A (en) | 2015-05-13 | 2015-05-13 | Differential pelletizing device with vibrating function for melt compound fertilizer and method using device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510243470.5A CN104803732A (en) | 2015-05-13 | 2015-05-13 | Differential pelletizing device with vibrating function for melt compound fertilizer and method using device |
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| CN104803732A true CN104803732A (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510243470.5A Pending CN104803732A (en) | 2015-05-13 | 2015-05-13 | Differential pelletizing device with vibrating function for melt compound fertilizer and method using device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109414039A (en) * | 2016-08-10 | 2019-03-01 | 生物科学株式会社 | The manufacturing method of preparation for rumen and thus obtained granule |
| CN111470919A (en) * | 2020-03-09 | 2020-07-31 | 沃博特生物科技有限公司 | Differential granulator for high-tower polypeptide sugar compound fertilizer |
| CN117358144A (en) * | 2023-12-07 | 2024-01-09 | 上海芮澜工程科技有限公司 | Novel granulating system and granulating method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0867591A (en) * | 1994-08-29 | 1996-03-12 | Tosoh Corp | Urea-based chemical fertilizer and its manufacturing method |
| CN1227768A (en) * | 1999-02-09 | 1999-09-08 | 张乃良 | Melting granulator for three-element compound fertilizer |
| CN1268393A (en) * | 2000-04-27 | 2000-10-04 | 孔亦周 | Differential two-speed rotary granulating machine and granulating method |
| CN101125283A (en) * | 2007-07-06 | 2008-02-20 | 杨雁鸿 | Rotary drum fluid-bed heat-converter granulating method and device |
-
2015
- 2015-05-13 CN CN201510243470.5A patent/CN104803732A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0867591A (en) * | 1994-08-29 | 1996-03-12 | Tosoh Corp | Urea-based chemical fertilizer and its manufacturing method |
| CN1227768A (en) * | 1999-02-09 | 1999-09-08 | 张乃良 | Melting granulator for three-element compound fertilizer |
| CN1268393A (en) * | 2000-04-27 | 2000-10-04 | 孔亦周 | Differential two-speed rotary granulating machine and granulating method |
| CN101125283A (en) * | 2007-07-06 | 2008-02-20 | 杨雁鸿 | Rotary drum fluid-bed heat-converter granulating method and device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109414039A (en) * | 2016-08-10 | 2019-03-01 | 生物科学株式会社 | The manufacturing method of preparation for rumen and thus obtained granule |
| CN111470919A (en) * | 2020-03-09 | 2020-07-31 | 沃博特生物科技有限公司 | Differential granulator for high-tower polypeptide sugar compound fertilizer |
| CN117358144A (en) * | 2023-12-07 | 2024-01-09 | 上海芮澜工程科技有限公司 | Novel granulating system and granulating method |
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Application publication date: 20150729 |
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