CN109627055A - A kind of additive and potassium-bearing mineral fertilizer for widening potassium-bearing mineral fertilizer firing range - Google Patents
A kind of additive and potassium-bearing mineral fertilizer for widening potassium-bearing mineral fertilizer firing range Download PDFInfo
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- CN109627055A CN109627055A CN201910116739.1A CN201910116739A CN109627055A CN 109627055 A CN109627055 A CN 109627055A CN 201910116739 A CN201910116739 A CN 201910116739A CN 109627055 A CN109627055 A CN 109627055A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D1/00—Fertilisers containing potassium
- C05D1/04—Fertilisers containing potassium from minerals or volcanic rocks
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Abstract
The invention discloses a kind of additive and potassium-bearing mineral fertilizer for widening potassium-bearing mineral fertilizer firing range, which is made of the material of following mass percent: sodium material 60-90%, ferrous material 5-20% and siliceous material 5-20%；The additive volume of potassium-bearing mineral fertilizer is the 1-4% of potassium-bearing mineral manure solids total mass of raw material.Additive of the present invention can significantly widen the firing range of potassium-bearing mineral fertilizer, reduce calcination temperature, improve the running rate of kiln system, realize the continuous and stable production of potassium-bearing mineral fertilizer, it is energy-saving, increase available nutrient content in product simultaneously, economic benefit is good, has broad popularization and application prospect.
Description
Technical field
The present invention relates to a kind of potassium-bearing mineral fertilizer additives, widen potassium-bearing mineral fertilizer firing model more particularly to one kind
The additive and potassium-bearing mineral fertilizer enclosed.
Background technique
It is comprehensive at present for preparing the potassium-bearing mineral fertilizer containing solubility in citric acid nutrient by high-temperature calcination using ores such as potassium feldspars
The effective way of the resources such as potassium and the silicon utilized in potassium feldspar is closed, this alleviates China's soluble potassium salt shortage to a certain extent
Crux.Potassium-bearing mineral fertilizer, which has, to be adjusted soil acidity or alkalinity, enhancing crop resistance, provides multiple nutritional components, nutrient
Long-acting slow-release is not easy leaching loss, raising utilization rate of fertilizer, increasing yield and improving quality and other effects, is a kind of novel ecological type minerals fertilizer, tool
There is vast potential for future development.
Mainly there are high-temperature calcination and hydro-thermal method etc. currently with the method that the ores such as potassium feldspar prepare potassium-bearing mineral fertilizer
Method, the methods of compared to hydro-thermal method, China Patent Publication No. CN103739341A " a kind of production technology of silicon-calcium-potafertilizer fertilizer and is set
It is standby " propose a kind of new process allowed continuous production and equipment, and it has been applied to 30,000 tons of large-scale production lines.
It is found in actual production process, in order to enable more potassium elements are converted into effective potassium of plant available, potassium-bearing mineral fertilizer
Firing temperature to reach 1250 DEG C or more, and the melting temperature of material is then 1275-1300 DEG C, and firing range is only 25-50
DEG C, easily there is formation rings in a kiln problem during production operation, causes to be forced to stop kiln processing ring formation, it is strong not only to increase worker's labour
Degree reduces the service life of rotary kiln, and influences the running rate of kiln, and system energy consumption is caused to rise, and product cost increases.In
State patent publication No. CN103694001A and CN1974494 propose to add sodium sulphate, sodium chloride, sodium fluoride or saltcake to reduce
Reaction temperature can obtain 100 DEG C or so although obtaining the calcination temperature of the potassium-bearing mineral fertilizer of identical effective potassium conversion ratio
Decline, but pass through verification experimental verification, material fusing point is equally greatly reduced, and the narrow problem of firing range not can solve still.Cause
How this, introduce new technological means to widen the firing range of potassium-bearing mineral fertilizer, for rotary kiln serialization, low energy consumption life
Production seems especially urgent, at present for research in this area has not yet been reported.
Summary of the invention
The present invention is to solve that firing range in existing potassium-bearing mineral fertilizer process is narrow, the easy defect of ring formation in kiln,
A kind of additive and potassium-bearing mineral fertilizer for widening potassium-bearing mineral fertilizer firing range is provided, which can significantly widen
Firing range of the potassium-bearing mineral fertilizer in rotary kiln high-temperature burning process, improves the running rate of kiln system, realizes serialization, low
Energy consumption production, it is energy-saving, production cost and labor intensity are greatly reduced, while can be improved the available nutrient in product and containing
Amount realizes crops good quality and high output, has significant economic benefit.The present invention is to realize that its purpose adopts the technical scheme that:
A kind of additive for widening potassium-bearing mineral fertilizer firing range, composition material in terms of mass percent (%), by
Following material composition:
Sodium material 60-90%；
Ferrous material 5-20%；
Siliceous material 5-20%.
The sodium material be one of sodium chloride, sodium sulphate, sodium sulfite, sodium carbonate, sodium bicarbonate, sodium nitrate or
It is several.
The ferrous material is ferric sulfate, in ferrous sulfate, iron chloride, frerrous chloride, ferrous sulfide, di-iron trioxide
It is one or more of.
The siliceous material is quartz or sandstone.
The potassium-bearing mineral fertilizer is the silicon-calcium-potafertilizer fertilizer prepared using high-temperature sintering process, silico-calcium potassic-magnesian fertilizer, potash-lime fertilizer, potassium silicon
Fertilizer, fused calcium magnesium phosphorus potash fertilizer and its derived product, main nutrient composition are the efficient oxidation silicon, the efficient oxidation that can be absorbed by plant root
Calcium, effective potassium oxide, the efficient oxidation magnesium.
A kind of potassium-bearing mineral fertilizer, including above-mentioned additive, the additive volume are potassium-bearing mineral manure solids raw material
The 1-4% of gross mass.
Three kinds of composition materials of above-mentioned additive can first pass through the powdery that 10-15% more than 80 tm screens is made in batching
Material, then enter kiln calcining after mixing with the raw material of batch mixer and potassium-bearing mineral fertilizer；It can also be in potassium-bearing mineral fertilizer
It is incorporated in raw material, is calcined with kiln is entered after raw material grinding.
The present invention has found that the sodium ion radius in sodium material being introduced into due to additive is small by lab scale and pilot plant test
In the radius of Potassium in K Feldspar ion, potassium ion can be replaced under the high temperature conditions from the structure of potassium feldspar and come out, so that
Potassium feldspar constantly decomposes at relatively low temperatures, to improve the content of effective potassium in potassium-bearing mineral fertilizer；Sodium ion draws
Although entering can reduce the firing temperature of potassium-bearing mineral fertilizer, also cause the fusing point of material is synchronous to reduce simultaneously, therefore be burnt into
Range appearance moves down in parallel, does not help for widening firing range；It is good flux material under ferrous material high temperature, to potassium
Feldspar has immersional wetting, and this effect enhances the ability that potassium ion is detached from from potassium feldspar lattice, promotes potassium feldspar
Fast decoupled；The siliceous material being introduced into additive can be reacted with calcium, aluminium or the magnesium in potassium-bearing mineral fertilizer generation have compared with
The melilite of high fusing point, forms skeleton function under the high temperature conditions, improves the melting temperature of reaction phase.Three is comprehensive to be made
With under sodium material, ferrous material effect, so that the potassium-bearing mineral fertilizer being burnt under the conditions of lower calcination temperature obtains
Higher effective potassium conversion ratio, reduces firing temperature；The skeleton function for the high temperature mineral phase that siliceous material generates, so that material
Fusing point, which is able to maintain, to be basically unchanged, to significantly widen the firing range of potassium-bearing mineral fertilizer, realizes continuous and stable production
With the significant decrease of production energy consumption.
The present invention has the following advantages and beneficial effects:
1, additive of the present invention is added under conditions of potassium-bearing mineral fertilizer material proportion is constant, so that firing range
110-160 DEG C is widened by original 25-50 DEG C, the potassium-bearing mineral fertilizer being burnt into this temperature range is solid phase, can
Stablize smooth kiln discharge, ring formation so as to improve the firing operation space of middle control personnel does not eliminate calcined by rotary kiln mistake to not viscous kiln
Ring formation, blockage problem in journey, improve the running rate of kiln system, realize continuous and stable production, reduce production cost and labor
Fatigue resistance；
2, after using additive of the present invention, potassium-bearing mineral fertilizer can obtain higher under lower calcination temperature
Effective potassium conversion ratio, firing energy consumption is significantly reduced, to further reduced the production cost of product；
3, after using additive of the present invention, the ferro element and element silicon of introducing can be converted into plant available
Beneficial element increases the fertilizer efficiency of soil conditioner.
Detailed description of the invention
Fig. 1 is the XRD spectra of potassium-bearing mineral fertilizer after 1150 DEG C of calcinings that the embodiment of the present invention one provides；
Fig. 2 is the XRD spectra of potassium-bearing mineral fertilizer after 1260 DEG C of calcinings that the embodiment of the present invention one provides.
Specific embodiment
For a further understanding of the present invention, the preferred embodiment of the invention is described below with reference to embodiment, still
It should be appreciated that these descriptions are only further explanation the features and advantages of the present invention, rather than limiting the invention.
Embodiment 1
A kind of additive for widening potassium-bearing mineral fertilizer firing range, is made of following material:
60% sodium material (sodium chloride: sodium sulphate=1:1)
20% ferrous material (ferric sulfate: ferrous sulfate=1:1)
20% quartz
Potassium-bearing mineral fertilizer, additive volume are the 1% of potassium-bearing mineral manure solids total mass of raw material.
By the raw material mixed calcining of the additive of this embodiment and potassium-bearing mineral fertilizer, the potassium-bearing mineral after 1150 DEG C of calcinings
The XRD spectra of fertilizer, referring to Fig. 1, from figure 1 it appears that the mineral composition in solid-state potassium-bearing mineral fertilizer is mainly
Ca2MgSi2O7、KAlSi2O6、KAlSiO4And CaSiO3；The XRD spectra of potassium-bearing mineral fertilizer after 1260 DEG C of calcinings, referring to figure
2, from figure 2 it can be seen that mineral composition at 1260 DEG C in potassium-bearing mineral fertilizer is mainly Ca2MgSi2O7, it follows that
Other mineral are molten at 1260 DEG C, and melilite is still solid crystalline state at this time, so that potassium-bearing mineral fertilizer is integrally in
Existing solid-state.
Embodiment 2
A kind of additive for widening potassium-bearing mineral fertilizer firing range, is made of following material:
75% sodium material (sodium sulfite: sodium carbonate=1:1)
12.5% ferrous material (iron chloride: ferrous sulfide=1:1)
12.5% quartz
Potassium-bearing mineral fertilizer, additive volume are the 2% of potassium-bearing mineral manure solids total mass of raw material.
Embodiment 3
A kind of additive for widening potassium-bearing mineral fertilizer firing range, is made of following material:
90% sodium material (sodium bicarbonate: sodium nitrate=1:1)
5% ferrous material (frerrous chloride: di-iron trioxide=1:1)
5% quartz
Potassium-bearing mineral fertilizer, additive volume are the 4% of potassium-bearing mineral manure solids total mass of raw material.
Embodiment 4
A kind of additive for widening potassium-bearing mineral fertilizer firing range, is made of following material:
60% sodium material (sodium chloride: sodium sulphate=2:1)
20% ferrous material (ferric sulfate: ferrous sulfate=2:1)
20% sandstone
Potassium-bearing mineral fertilizer, additive volume are the 1% of potassium-bearing mineral manure solids total mass of raw material.
Embodiment 5
A kind of additive for widening potassium-bearing mineral fertilizer firing range, is made of following material:
75% sodium material (sodium sulfite: sodium carbonate=2:1)
12.5% ferrous material (iron chloride: ferrous sulfide=2:1)
12.5% sandstone
Potassium-bearing mineral fertilizer, additive volume are the 2% of potassium-bearing mineral manure solids total mass of raw material.
Embodiment 6
A kind of additive for widening potassium-bearing mineral fertilizer firing range, is made of following material:
90% sodium material (sodium bicarbonate: sodium nitrate=2:1)
5% ferrous material (frerrous chloride: di-iron trioxide=2:1)
5% sandstone
Potassium-bearing mineral fertilizer, additive volume are the 4% of potassium-bearing mineral manure solids total mass of raw material.
Embodiment 7
A kind of additive for widening potassium-bearing mineral fertilizer firing range, is made of following material:
60% sodium material (sodium chloride: sodium sulphate=1:2)
20% ferrous material (ferric sulfate: ferrous sulfate=1:2)
20% quartz
Potassium-bearing mineral fertilizer, additive volume are the 1% of potassium-bearing mineral manure solids total mass of raw material.
Embodiment 8
A kind of additive for widening potassium-bearing mineral fertilizer firing range, is made of following material:
75% sodium material (sodium sulfite: sodium carbonate=1:2)
12.5% ferrous material (iron chloride: ferrous sulfide=1:2)
12.5% quartz
Potassium-bearing mineral fertilizer, additive volume are the 2% of potassium-bearing mineral manure solids total mass of raw material.
Embodiment 9
A kind of additive for widening potassium-bearing mineral fertilizer firing range, is made of following material:
90% sodium material (sodium bicarbonate: sodium nitrate=1:2)
5% ferrous material (frerrous chloride: di-iron trioxide=1:2)
5% quartz
Potassium-bearing mineral fertilizer, additive volume are the 4% of potassium-bearing mineral manure solids total mass of raw material.
Blank Example
Potassium-bearing mineral fertilizer, additive volume are 0.
Comparative example
Potassium-bearing mineral fertilizer, additive are individually to add 4% sodium sulphate.
It is grinding after potassium feldspar, dolomite and lime stone proportion that above-described embodiment, which tests potassium-bearing mineral fertilizer used,
More than to 80 tm screens 15% powder；Additive according to different composition separate compilings at 80 tm screens more than 15% powder it is standby
With.Replace the potassium-bearing mineral fertilizer and after mixing of certain mass with the quality such as additives of different composition different addition quantities respectively
It is calcined at different temperatures, determines that the firing range of sample, firing sample detect after air-cooled according to standard NY/T-2273
Effective potassium content therein, and have according to effective potassium conversion ratio (%)=effectively potassium content/calculating of whole potassium oxide content * 100
Potassium conversion ratio is imitated, the results are shown in Table 1:
The test of table 1 and industrial production results
Remarks: the value of firing temperature is calcination temperature when effective potassium conversion ratio is 80% in potassium-bearing mineral fertilizer.
Claims (6)
1. a kind of additive for widening potassium-bearing mineral fertilizer firing range, which is characterized in that its composition material is with mass percent
(%) meter, is made of following material:
Sodium material 60-90%；
Ferrous material 5-20%；
Siliceous material 5-20%.
2. a kind of additive for widening potassium-bearing mineral fertilizer firing range as described in claim 1, which is characterized in that the sodium
Material are as follows: one or more of sodium chloride, sodium sulphate, sodium sulfite, sodium carbonate, sodium bicarbonate, sodium nitrate.
3. a kind of additive for widening potassium-bearing mineral fertilizer firing range as described in claim 1, which is characterized in that the iron
Material are as follows: ferric sulfate, ferrous sulfate, iron chloride, frerrous chloride, ferrous sulfide, one or more of di-iron trioxide.
4. a kind of additive for widening potassium-bearing mineral fertilizer firing range as described in claim 1, which is characterized in that the silicon
Material is quartz or sandstone.
5. a kind of additive for widening potassium-bearing mineral fertilizer firing range as described in claim 1, which is characterized in that described to contain
Potassium mineral fertilizer is the silicon-calcium-potafertilizer fertilizer prepared using high-temperature sintering process, silico-calcium potassic-magnesian fertilizer, potash-lime fertilizer, potassium silicon fertilizer, fused calcium magnesium phosphorus potash fertilizer
And its derived product.
6. a kind of potassium-bearing mineral fertilizer, which is characterized in that including additive described in any one of the claims 1-5, institute
State the 1-4% that additive volume is potassium-bearing mineral manure solids total mass of raw material.
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| CN201910116739.1A CN109627055B (en) | 2019-02-15 | 2019-02-15 | Additive for widening firing range of potassium-containing mineral fertilizer and potassium-containing mineral fertilizer |
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| CN109627055A true CN109627055A (en) | 2019-04-16 |
| CN109627055B CN109627055B (en) | 2021-09-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113620724A (en) * | 2021-08-31 | 2021-11-09 | 葫芦岛连石农业有限公司 | Method for producing silicon-calcium-potassium-magnesium fertilizer by utilizing dolomitic limestone |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU471344A1 (en) * | 1973-07-04 | 1975-05-25 | Предприятие П/Я Р-6024 | Ceramic Metallization Paste |
| CN1974494A (en) * | 2006-12-01 | 2007-06-06 | 华南理工大学 | Process of compounding and roasting desulfurized cinder and potash ore to produce composite K-Ca-Si-S fertilizer |
| CN101066891A (en) * | 2007-06-14 | 2007-11-07 | 湖南华联瓷业有限公司 | Crystalline glaze of iron, zinc and augite and its material compounding process |
| CN102391020A (en) * | 2011-08-24 | 2012-03-28 | 烟台大学 | Method for extracting soluble potassium from potassium feldspar |
| CN102850089A (en) * | 2012-09-29 | 2013-01-02 | 湖南泉湘陶瓷有限公司 | Manufacturing method of underglaze white double crystal fancy glaze |
| CN103193517A (en) * | 2013-04-28 | 2013-07-10 | 雷志刚 | Method for producing potassic fertilizer and co-producing special cement by utilizing potash feldspar |
| CN103193516A (en) * | 2013-04-28 | 2013-07-10 | 雷志刚 | Method for preparing potassium sulphate fertilizer and co-producing special cement from potassium rock |
| CN104609841A (en) * | 2014-12-23 | 2015-05-13 | 江西省环球陶瓷有限公司 | A preparing method of cordierite self-glazed ceramic |
| CN105199737A (en) * | 2015-10-28 | 2015-12-30 | 雷志刚 | Soil conditioner used for treating heavy metal pollution |
| CN105218068A (en) * | 2015-10-29 | 2016-01-06 | 钦州市华夏太极泉坭兴陶艺有限责任公司 | A kind of preparation method reducing Nixing pottery firing temperature |
| CN105218069A (en) * | 2015-10-29 | 2016-01-06 | 钦州市华夏太极泉坭兴陶艺有限责任公司 | A kind of preparation method of novel reduction Nixing pottery firing temperature |
| CN105272154A (en) * | 2015-10-29 | 2016-01-27 | 钦州市华夏太极泉坭兴陶艺有限责任公司 | Preparation method of Nixing pottery capable of being fired at low temperature |
| CN105314903A (en) * | 2015-06-17 | 2016-02-10 | 洛阳名力科技开发有限公司 | Method for producing cement and cement kiln dust simultaneously through potassium feldspar |
| CN106810320A (en) * | 2017-01-17 | 2017-06-09 | 华南农业大学 | Application and manufacture method of the activator in terms of cooling calcining manufacture activation potash fertilizer |
| CN107522403A (en) * | 2017-10-16 | 2017-12-29 | 禹州市锦丰源瓷业有限公司 | A kind of blue chun glaze |
| CN108046844A (en) * | 2017-12-06 | 2018-05-18 | 厦门万仟堂陶业有限公司 | A kind of red copper glaze and preparation method thereof |
| CN108558506A (en) * | 2018-05-17 | 2018-09-21 | 中材鼎原生态肥业有限公司 | A kind of preparation method for producing potassium calcium silicon magnesium fertilizer calcining fluxing agent |
| CN109133995A (en) * | 2017-08-28 | 2019-01-04 | 河南省滋源肥业科技开发有限公司 | A method of soluble potash fertilizer is prepared by decomposing of potassium feldspar |
-
2019
- 2019-02-15 CN CN201910116739.1A patent/CN109627055B/en active Active
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU471344A1 (en) * | 1973-07-04 | 1975-05-25 | Предприятие П/Я Р-6024 | Ceramic Metallization Paste |
| CN1974494A (en) * | 2006-12-01 | 2007-06-06 | 华南理工大学 | Process of compounding and roasting desulfurized cinder and potash ore to produce composite K-Ca-Si-S fertilizer |
| CN101066891A (en) * | 2007-06-14 | 2007-11-07 | 湖南华联瓷业有限公司 | Crystalline glaze of iron, zinc and augite and its material compounding process |
| CN102391020A (en) * | 2011-08-24 | 2012-03-28 | 烟台大学 | Method for extracting soluble potassium from potassium feldspar |
| CN102850089A (en) * | 2012-09-29 | 2013-01-02 | 湖南泉湘陶瓷有限公司 | Manufacturing method of underglaze white double crystal fancy glaze |
| CN103193517A (en) * | 2013-04-28 | 2013-07-10 | 雷志刚 | Method for producing potassic fertilizer and co-producing special cement by utilizing potash feldspar |
| CN103193516A (en) * | 2013-04-28 | 2013-07-10 | 雷志刚 | Method for preparing potassium sulphate fertilizer and co-producing special cement from potassium rock |
| CN104609841A (en) * | 2014-12-23 | 2015-05-13 | 江西省环球陶瓷有限公司 | A preparing method of cordierite self-glazed ceramic |
| CN105314903A (en) * | 2015-06-17 | 2016-02-10 | 洛阳名力科技开发有限公司 | Method for producing cement and cement kiln dust simultaneously through potassium feldspar |
| CN105199737A (en) * | 2015-10-28 | 2015-12-30 | 雷志刚 | Soil conditioner used for treating heavy metal pollution |
| CN105218068A (en) * | 2015-10-29 | 2016-01-06 | 钦州市华夏太极泉坭兴陶艺有限责任公司 | A kind of preparation method reducing Nixing pottery firing temperature |
| CN105218069A (en) * | 2015-10-29 | 2016-01-06 | 钦州市华夏太极泉坭兴陶艺有限责任公司 | A kind of preparation method of novel reduction Nixing pottery firing temperature |
| CN105272154A (en) * | 2015-10-29 | 2016-01-27 | 钦州市华夏太极泉坭兴陶艺有限责任公司 | Preparation method of Nixing pottery capable of being fired at low temperature |
| CN106810320A (en) * | 2017-01-17 | 2017-06-09 | 华南农业大学 | Application and manufacture method of the activator in terms of cooling calcining manufacture activation potash fertilizer |
| CN109133995A (en) * | 2017-08-28 | 2019-01-04 | 河南省滋源肥业科技开发有限公司 | A method of soluble potash fertilizer is prepared by decomposing of potassium feldspar |
| CN107522403A (en) * | 2017-10-16 | 2017-12-29 | 禹州市锦丰源瓷业有限公司 | A kind of blue chun glaze |
| CN108046844A (en) * | 2017-12-06 | 2018-05-18 | 厦门万仟堂陶业有限公司 | A kind of red copper glaze and preparation method thereof |
| CN108558506A (en) * | 2018-05-17 | 2018-09-21 | 中材鼎原生态肥业有限公司 | A kind of preparation method for producing potassium calcium silicon magnesium fertilizer calcining fluxing agent |
Non-Patent Citations (3)
| Title |
|---|
| 刘阳 等: "一种烧制钾钙肥助剂的研究", 《安徽化工》 * |
| 刘阳 等: "以硫酸钠为助剂制备硅钙钾肥的试验研究", 《化肥工业》 * |
| 朱则刚: "漫谈金属搪瓷制品及其烧制工艺", 《现代技术陶瓷》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113620724A (en) * | 2021-08-31 | 2021-11-09 | 葫芦岛连石农业有限公司 | Method for producing silicon-calcium-potassium-magnesium fertilizer by utilizing dolomitic limestone |
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| CN109627055B (en) | 2021-09-14 |
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