CN102850140A - Anti-blocking compound fertilizer and preparation method thereof - Google Patents
Anti-blocking compound fertilizer and preparation method thereof Download PDFInfo
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- CN102850140A CN102850140A CN2012103799464A CN201210379946A CN102850140A CN 102850140 A CN102850140 A CN 102850140A CN 2012103799464 A CN2012103799464 A CN 2012103799464A CN 201210379946 A CN201210379946 A CN 201210379946A CN 102850140 A CN102850140 A CN 102850140A
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- composite fertilizer
- caking
- fertilizer
- waste liquid
- alcohol waste
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- 239000003337 fertilizer Substances 0.000 title claims abstract description 112
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- 150000001875 compounds Chemical class 0.000 title claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 57
- 239000011248 coating agent Substances 0.000 claims abstract description 47
- 238000000576 coating method Methods 0.000 claims abstract description 45
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000002699 waste material Substances 0.000 claims abstract description 40
- 239000007788 liquid Substances 0.000 claims abstract description 39
- 239000000126 substance Substances 0.000 claims abstract description 18
- 239000002131 composite material Substances 0.000 claims description 61
- 239000007787 solid Substances 0.000 claims description 19
- 239000000654 additive Substances 0.000 claims description 16
- 230000000996 additive effect Effects 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 230000008569 process Effects 0.000 claims description 13
- 239000007921 spray Substances 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 10
- 238000001704 evaporation Methods 0.000 claims description 8
- 230000008020 evaporation Effects 0.000 claims description 8
- 239000008187 granular material Substances 0.000 claims description 8
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 claims description 7
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical group O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 7
- 239000004021 humic acid Substances 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 7
- 238000005054 agglomeration Methods 0.000 claims description 4
- 230000002776 aggregation Effects 0.000 claims description 4
- 238000005469 granulation Methods 0.000 claims description 3
- 230000003179 granulation Effects 0.000 claims description 3
- 238000012216 screening Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 11
- 239000002366 mineral element Substances 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 235000014666 liquid concentrate Nutrition 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 230000008901 benefit Effects 0.000 description 6
- 238000005498 polishing Methods 0.000 description 5
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000011591 potassium Substances 0.000 description 4
- 229910052700 potassium Inorganic materials 0.000 description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 239000011572 manganese Substances 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011573 trace mineral Substances 0.000 description 3
- 235000013619 trace mineral Nutrition 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- 230000000050 nutritive effect Effects 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001839 systemic circulation Effects 0.000 description 1
- 238000009333 weeding Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Images
Abstract
The invention relates to an anti-blocking compound fertilizer and a preparation method of the compound fertilizer; the anti-blocking compound fertilizer is prepared by coating molasses alcohol waste liquid concentrate on the surface of the compound fertilizer; the organic substances in a molasses alcohol waste liquid are fully used for covering the surface of the granulated fertilizer, so that the fertilizer salt base is avoided being separated out, and the double effects of enveloping and preventing blocking can be achieved; meanwhile, the mineral elements in the molasses alcohol waste liquid is fully used for preparing the fertilizer and can be absorbed by crops, so that the double effects of environmental management and refuse reclamation can be achieved; and the method opens a new way for the comprehensive treatment of the molasses alcohol waste liquid.
Description
Technical field
The invention belongs to data recycling field, be used for composite fertilizer of composite fertilizer coating realization anti-caking and preparation method thereof thereby particularly relate to a kind of molasses-spirit concentrating spent liquor.
Background technology
Molasses alcohol waste liquid refers to take sugar refinery saccharified residues---molasses are raw material, the large organic waste liquid of high density, color depth, acidity that mash discharges after just column distillation goes out alcohol after fermenting, 13～15 tons of waste liquids of 1 ton of alcohol discharging of every production, the oxygen consumption organic that 1 ton of alcohol of every production is discharged from useless mash is 0.6～1 ton more than, its CODcr and BOD5 content are high, if directly discharging will cause serious pollution to environment.In addition, contain 10% various organic substances and calcium, magnesium, nitrogen, phosphorus, potassium, manganese and other trace element with fertilizer efficiency of having an appointment in the waste liquid, especially potassium is the abundantest, directly a large amount of useful resources of discharging waste.
Alcohol slops is because complicated component and contained various material concentration are high, intractability is large, main methods has two kinds at present, the one, farming is filled with, alcohol slops utilizes its moisture that contains and nutrient through after fully fermenting, and irrigates in the soil of ploughing and weeding, because waste liquid has more rich organic substance and mineral nutrient element, and certain fertilizer efficiency is arranged; The 2nd, condensed combustion takes full advantage of the heat that burning produces, and the ash content after the burning also can be used as potash fertilizer simultaneously.
Use granulating method to produce in the composite fertilizer process, in order to prevent composite fertilizer finished product caking, in technique, often will carry out the coating anti-caking and process, avoid the alkali of granulated fertilizer to separate out, realize the anti-caking effect.
Summary of the invention
The object of the invention is to, a kind of composite fertilizer of anti-caking is provided, it is the organic substance that utilizes in the molasses alcohol waste liquid, be wrapped in the composite fertilizer surface, avoid separating out of fertilizer alkali, reach the double effects of coating anti-caking, also take full advantage of simultaneously the mineral element in the molasses alcohol waste liquid, can be made composite fertilizer nutrition more abundant by plant absorbing, reach the double effects of environmental improvement and refuse reclamation.
Another object of the present invention is to, a kind of preparation method of composite fertilizer of aforementioned anti-caking is provided.
The object of the invention to solve the technical problems realizes by the following technical solutions.The composite fertilizer of the anti-caking that proposes according to the present invention, it is to be coated with the molasses alcohol concentrated liquor at composite fertilizer, this solid substance is rear formed solid matter for this molasses alcohol waste liquid dries out.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid agglomeration resistant compound fertilizer, wherein said composite fertilizer surface also comprises anti-caking additive.
Aforesaid agglomeration resistant compound fertilizer, wherein said anti-caking additive are talcum powder or humic acid powder, and its weight content is 0.5%～1.5% of composite fertilizer amount.
The object of the invention to solve the technical problems also realizes by the following technical solutions.The method of the composite fertilizer of the aforesaid anti-caking of preparation that proposes according to the present invention, it may further comprise the steps: in the composite fertilizer production technique, after granulation, cooling, screening, enter before the coating cylinder, to heat through the molasses alcohol waste liquid after the evaporation concentration, adopt the method for high-pressure fog, composite fertilizer was fully wrapped up by vaporific coating agent molasses alcohol waste liquid before entering the coating cylinder, after granulated fertilizer polishes cooling through the coating cylinder, finish the coating anti-caking and process, namely get the composite fertilizer of anti-caking.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
The method of the composite fertilizer of aforesaid preparation anti-caking, it also comprises a small amount of anti-caking additive of adding, allows it fully stick to the fertiliser granulates surface.
The method of the composite fertilizer of aforesaid preparation anti-caking, wherein said anti-caking additive are talcum powder or humic acid powder, and its addition is 0.5%～1.5% of composite fertilizer amount.
The method of the composite fertilizer of aforesaid preparation anti-caking, wherein said composite fertilizer production technique is the granulating method production technique.
The method of the composite fertilizer of aforesaid preparation anti-caking, wherein said coating cylinder are rotary type coating cylinder.
The method of the composite fertilizer of aforesaid preparation anti-caking, it is 45%～65% that the molasses alcohol waste liquid after the wherein said process evaporation concentration contains total solid.
The method of the composite fertilizer of aforesaid preparation anti-caking, wherein said is 60～80 ℃ to the Heating temperature through the heating of the molasses alcohol waste liquid after the evaporation concentration.
The method of the composite fertilizer of aforesaid preparation anti-caking, wherein said high-pressure fog employing equipment is high pressure spray nozzle, high-pressure nozzle or high-pressure spray gun.
After the present invention is concentrated into finite concentration with molasses alcohol waste liquid, through heating, can be used for composite fertilizer coating anti-caking and processes, through overtesting, this treatment process has good anti-caking effect; Meanwhile, these organic useless concentrating spent liquors are made into fertilizer, be applied to soil after, organism can be converted into the organic nutrient substance of easy absorption, various mineral elements can directly be absorbed by crop, realize the resource systemic circulation, for the molasses alcohol waste liquid recycling is opened up a new road.
By technique scheme, the method that molasses-spirit concentrating spent liquor of the present invention is used for composite fertilizer coating anti-caking has following advantages and beneficial effect at least:
1, molasses alcohol waste liquid is a kind of pollutent, and intractability is larger, and the present invention processes the method that a simple and easy to do recycle is provided for molasses alcohol waste liquid.
2, take full advantage of nutritive substance in the molasses alcohol waste liquid, be used for fertiliser production, enriched the nutritive element of fertilizer, optimize the fertilizer quality.
3, promoting the composite fertilizer effect simultaneously, improved the outward appearance of fertilizer, treated fertiliser granulates is pitch-black shinny, and outward appearance is excellent.
4, family more than 1,000 of national composite fertilizer manufacturer, along with the rise of various places fertiliser production enterprise, molasses alcohol waste liquid can be realized localization process in less transportation radius, reduces and processes investment, reduces processing cost.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technique means of the present invention, and can be implemented according to the content of specification sheets, and for above and other purpose of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and the cooperation accompanying drawing, be described in detail as follows.
Description of drawings
Fig. 1 is preparation method's the process flow diagram of the composite fertilizer of a kind of anti-caking of the present invention.
Embodiment
Reach technique means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, the composite fertilizer of a kind of anti-caking that foundation the present invention is proposed and preparation method thereof its embodiment, method, step, feature and effect thereof are described in detail as follows.
The composite fertilizer of the anti-caking that the present invention proposes, it is to be coated with solid substance in the molasses alcohol waste liquid at composite fertilizer, this solid substance is rear formed solid matter for this molasses alcohol waste liquid dries out, be that the alcohol concentrating spent liquor is wrapped in after the composite fertilizer surface, because the needs of the dissipation of heat of granulated fertilizer own, at coating, can fully evaporate the moisture in the alcohol concentrating spent liquor that is wrapped in the granulated fertilizer surface in the polishing process, form the surface that smooth one deck solid is wrapped in granulated fertilizer, contain organic substance and calcium in the molasses-spirit concentrating spent liquor in this solid substance, magnesium, nitrogen, phosphorus, potassium, manganese and other trace element.More preferably, this composite fertilizer surface also comprises anti-caking additive, to strengthen preventing blocking effect, it for example is the powdery anti-caking block of material that talcum powder, humic acid powder or fresh green source, Guangdong chemical industry company limited produce, be not limited in this, can be substituted by other anti-caking additive well-known to those skilled in the art, and the content of this anti-caking additive is 0.5%～1.5%(weight of granulated fertilizer amount).
See also Fig. 1, process flow diagram for the preparation method of the composite fertilizer of a kind of anti-caking of the present invention, in the composite fertilizer production technique, it for example is the granulating method production technique, through granulation, cooling, after the screening, enter before the coating cylinder, will be through evaporation concentration, certain density molasses alcohol waste liquid heating, adopt the method for high-pressure fog, the coating agent---molasses alcohol waste liquid fully wraps up by vaporific before entering the coating cylinder to make composite fertilizer, granulated fertilizer is through coating cylinder polishing cooling, at coating, can fully evaporate the moisture in the alcohol concentrating spent liquor that is wrapped in the granulated fertilizer surface in the polishing process, form the surface that smooth one deck solid is wrapped in granulated fertilizer, contain organic substance and calcium in the molasses-spirit concentrating spent liquor in this solid, magnesium, nitrogen, phosphorus, potassium, manganese and other trace element.Finish the coating anti-caking and process, get final product weighing and bagging.
Wherein, in the aforesaid method, this coating cylinder may be selected to be rotary type coating cylinder, also can be replaced by miscellaneous equipment well-known to those skilled in the art; Described evaporation concentration to the molasses-spirit concentrating spent liquor is concentrated into preferably that to contain total solid be 45%～65%(weight); Described temperature to the molasses alcohol waste liquid heating is preferably 60～80 ℃; Described high-pressure fog can be adopted high pressure spray nozzle, high-pressure nozzle or high-pressure spray gun etc.
In addition, more preferably, in above method, also add a small amount of special-purpose anti-caking additive, allow it fully stick to the fertiliser granulates surface, can strengthen preventing blocking effect, the powdery anti-caking block of material that described anti-caking additive preferably talc powder, humic acid powder or fresh green source, Guangdong chemical industry company limited produce, its addition is 0.5%～1.5%(weight of granulated fertilizer amount).
The present invention utilizes the organic substance in the molasses alcohol waste liquid, be wrapped in the granulated fertilizer surface, avoid separating out of fertilizer alkali, reach the double effects of coating anti-caking, also take full advantage of simultaneously the mineral element in the molasses alcohol waste liquid, make fertilizer, can be absorbed by crops, reach the double effects of environmental improvement and refuse reclamation, the method is that a new road is opened up in the molasses alcohol waste liquid comprehensive regulation.
The method that the molasses-spirit concentrating spent liquor that the present invention is proposed below in conjunction with specific embodiment is used for composite fertilizer coating anti-caking describes.
Embodiment 1
The alcohol concentrating spent liquor that will contain total solid 45% is heated to 60 ℃, spray with high-pressure spray gun, the coating agent---molasses alcohol waste liquid fully wraps up by vaporific before entering the coating cylinder to make composite fertilizer, then add anti-caking additive (available from the powdery anti-caking block of material of fresh green source, Guangdong chemical industry company limited production) according to 1.5% of granulated fertilizer total amount, be allowed to condition in the rotary type coating cylinder and fully stick to the fertiliser granulates surface, granulated fertilizer through after the cylinder polishing cooling, is finished the coating anti-caking and is processed again.
Embodiment 2
The alcohol concentrating spent liquor that will contain total solid 65% is heated to 80 ℃, spray with high pressure spray nozzle, the coating agent---molasses alcohol waste liquid fully wraps up by vaporific before entering the coating cylinder to make composite fertilizer, be allowed to condition in the rotary type coating cylinder and fully stick to the fertiliser granulates surface, granulated fertilizer through after the cylinder polishing cooling, is finished the coating anti-caking and is processed again.
Embodiment 3
The alcohol concentrating spent liquor that will contain total solid 55% is heated to 70 ℃, spray with high-pressure nozzle, the coating agent---molasses alcohol waste liquid fully wraps up by vaporific before entering the coating cylinder to make composite fertilizer, then add the anti-caking additive talcum powder according to 0.5% of granulated fertilizer total amount, be allowed to condition in the rotary type coating cylinder and fully stick to the fertiliser granulates surface, granulated fertilizer through after the cylinder polishing cooling, is finished the coating anti-caking and is processed again.
Embodiment 4
The alcohol concentrating spent liquor that will contain total solid 55% is heated to 70 ℃, spray with high-pressure nozzle, the coating agent---molasses alcohol waste liquid fully wraps up by vaporific before entering the coating cylinder to make composite fertilizer, then add the anti-caking additive humic acid powder according to 1.0% of granulated fertilizer total amount, be allowed to condition in the rotary type coating cylinder and fully stick to the fertiliser granulates surface, granulated fertilizer through after the cylinder polishing cooling, is finished the coating anti-caking and is processed again.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet be not to limit the present invention, any those skilled in the art, within not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solution of the present invention content, any simple modification that foundation technical spirit of the present invention is done above embodiment, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (11)
1. the composite fertilizer of an anti-caking is characterized in that, is coated with solid substance in the molasses alcohol waste liquid at composite fertilizer, and this solid substance is rear formed solid matter for this molasses alcohol waste liquid dries out.
2. agglomeration resistant compound fertilizer according to claim 1 is characterized in that described composite fertilizer surface also comprises anti-caking additive.
3. agglomeration resistant compound fertilizer according to claim 2 is characterized in that described anti-caking additive is talcum powder or humic acid powder, and its weight content is 0.5%～1.5% of composite fertilizer amount.
4. method for preparing the composite fertilizer of anti-caking as claimed in claim 1, it is characterized in that it may further comprise the steps: in the composite fertilizer production technique, after granulation, cooling, screening, enter before the coating cylinder, to heat through the molasses alcohol waste liquid after the evaporation concentration, adopt the method for high-pressure fog, composite fertilizer was fully wrapped up by vaporific coating agent molasses alcohol waste liquid before entering the coating cylinder, after granulated fertilizer polishes cooling through the coating cylinder, finish the coating anti-caking and process, namely get the composite fertilizer of anti-caking.
5. the method for the composite fertilizer of preparation anti-caking according to claim 4 is characterized in that it also comprises the adding anti-caking additive, allows it fully stick to the fertiliser granulates surface.
6. the method for the composite fertilizer of preparation anti-caking according to claim 5 is characterized in that described anti-caking additive is talcum powder or humic acid powder, and its weight addition is 0.5%～1.5% of composite fertilizer amount.
7. the method for the composite fertilizer of preparation anti-caking according to claim 4 is characterized in that described composite fertilizer production technique is the granulating method production technique.
8. the method for the composite fertilizer of preparation anti-caking according to claim 4 is characterized in that described coating cylinder is rotary type coating cylinder.
9. the method for the composite fertilizer of preparation anti-caking according to claim 4 is characterized in that described to contain total solid through the molasses alcohol waste liquid after the evaporation concentration be 45%～65%.
10. the method for the composite fertilizer of preparation anti-caking according to claim 4 is characterized in that described is 60～80 ℃ to the Heating temperature through the heating of the molasses alcohol waste liquid after the evaporation concentration.
11. the method for the composite fertilizer of preparation anti-caking according to claim 4 is characterized in that described high-pressure fog employing equipment is high pressure spray nozzle, high-pressure nozzle or high-pressure spray gun.
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| CN201210379946.4A CN102850140B (en) | 2012-09-29 | 2012-09-29 | Anti-blocking compound fertilizer and preparation method thereof |
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| CN201210379946.4A CN102850140B (en) | 2012-09-29 | 2012-09-29 | Anti-blocking compound fertilizer and preparation method thereof |
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| CN102850140B CN102850140B (en) | 2014-04-09 |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103613465A (en) * | 2013-11-27 | 2014-03-05 | 安徽省司尔特肥业股份有限公司 | Special biomass charcoal-based compound fertilizer for rapes and preparation method thereof |
| CN103708965A (en) * | 2013-12-30 | 2014-04-09 | 叶长东 | Humic acid type controlled release urea containing sugar-refinery alcohol waste liquid |
| CN103724133A (en) * | 2013-12-30 | 2014-04-16 | 叶长东 | Humic acid sustained-release phosphorus fertilizer using alcohol waste liquor of sugar refinery |
| CN103724132A (en) * | 2013-12-30 | 2014-04-16 | 叶长东 | Humic acid type sustained and controlled release nitrogen fertilizer prepared by utilizing alcohol wastewater produced by sugar factory |
| CN103739385A (en) * | 2013-12-30 | 2014-04-23 | 叶长东 | Humic acid type sustained-release potash fertilizer using alcohol waste liquid of sugar refinery |
| CN104030767A (en) * | 2014-07-01 | 2014-09-10 | 广西力源宝科技有限公司 | Method for producing fertilizer through dilute molasses alcohol wastewater |
| CN105130561A (en) * | 2014-06-04 | 2015-12-09 | 深圳市芭田生态工程股份有限公司 | Composite fertilizer agglomeration resisting pulvis and preparation method thereof |
| CN105669330A (en) * | 2016-04-21 | 2016-06-15 | 宜州市桂恒旺科技有限责任公司 | Method for producing organic silkworm-excrement granular fertilizer |
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| CN106565308A (en) * | 2016-10-21 | 2017-04-19 | 成都新柯力化工科技有限公司 | Anti-caking fast-dissolving nitro-compound fertilizer and preparation method thereof |
| CN106833664A (en) * | 2016-12-27 | 2017-06-13 | 深圳市芭田生态工程股份有限公司 | Soil conditioner and preparation method thereof |
| CN108440144A (en) * | 2018-05-30 | 2018-08-24 | 安徽辉隆集团五禾生态肥业有限公司 | With anti-caking, the compound fertilizer of slow release effect and preparation method |
| CN110128215A (en) * | 2019-06-19 | 2019-08-16 | 华南农业大学 | A kind of anticaking agent and preparation method thereof suitable for pulvis water-soluble fertilizer |
| CN110423168A (en) * | 2019-09-17 | 2019-11-08 | 深圳市芭田生态工程股份有限公司 | Nitro-compound fertilizer and preparation method thereof |
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