CN109956763A - 一种提高硫酸钾颗粒强度的方法及硫酸钾造粒方法 - Google Patents
一种提高硫酸钾颗粒强度的方法及硫酸钾造粒方法 Download PDFInfo
- Publication number
- CN109956763A CN109956763A CN201811551150.6A CN201811551150A CN109956763A CN 109956763 A CN109956763 A CN 109956763A CN 201811551150 A CN201811551150 A CN 201811551150A CN 109956763 A CN109956763 A CN 109956763A
- Authority
- CN
- China
- Prior art keywords
- potassium sulfate
- granular
- intensity
- extrusion granulation
- raw material
- 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.)
- Pending
Links
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 title claims abstract description 199
- 229910052939 potassium sulfate Inorganic materials 0.000 title claims abstract description 196
- 235000011151 potassium sulphates Nutrition 0.000 title claims abstract description 196
- 238000000034 method Methods 0.000 title claims abstract description 91
- 239000000463 material Substances 0.000 claims abstract description 77
- 238000005469 granulation Methods 0.000 claims abstract description 51
- 230000003179 granulation Effects 0.000 claims abstract description 51
- 238000001125 extrusion Methods 0.000 claims abstract description 48
- 239000002994 raw material Substances 0.000 claims abstract description 30
- 230000001788 irregular Effects 0.000 claims abstract description 29
- 238000001035 drying Methods 0.000 claims abstract description 28
- 238000002156 mixing Methods 0.000 claims abstract description 20
- 238000005507 spraying Methods 0.000 claims abstract description 18
- 238000012216 screening Methods 0.000 claims abstract description 13
- 230000000903 blocking effect Effects 0.000 claims abstract description 6
- 239000000243 solution Substances 0.000 claims description 71
- 239000002245 particle Substances 0.000 claims description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 238000004519 manufacturing process Methods 0.000 claims description 22
- 239000008187 granular material Substances 0.000 claims description 17
- 239000000047 product Substances 0.000 claims description 16
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical group [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 12
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 12
- 239000011591 potassium Substances 0.000 claims description 10
- 229910052700 potassium Inorganic materials 0.000 claims description 10
- 239000000843 powder Substances 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 8
- 239000012267 brine Substances 0.000 claims description 7
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 7
- 238000005119 centrifugation Methods 0.000 claims description 6
- 239000012065 filter cake Substances 0.000 claims description 4
- 239000013067 intermediate product Substances 0.000 claims description 4
- 238000007873 sieving Methods 0.000 claims description 4
- 239000000706 filtrate Substances 0.000 claims description 3
- 239000011343 solid material Substances 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 239000000126 substance Substances 0.000 abstract description 10
- 239000003337 fertilizer Substances 0.000 description 11
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 9
- 239000005864 Sulphur Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 239000000428 dust Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- ILRLTAZWFOQHRT-UHFFFAOYSA-N potassium;sulfuric acid Chemical compound [K].OS(O)(=O)=O ILRLTAZWFOQHRT-UHFFFAOYSA-N 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000013268 sustained release Methods 0.000 description 2
- 239000012730 sustained-release form Substances 0.000 description 2
- 241001131796 Botaurus stellaris Species 0.000 description 1
- 206010013786 Dry skin Diseases 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000003665 fog water Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/006—Coating of the granules without description of the process or the device by which the granules are obtained
-
- 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
- C05D1/02—Manufacture from potassium chloride or sulfate or double or mixed salts thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Glanulating (AREA)
- Fertilizers (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711418072 | 2017-12-25 | ||
CN2017114180728 | 2017-12-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109956763A true CN109956763A (zh) | 2019-07-02 |
Family
ID=67023336
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811551150.6A Pending CN109956763A (zh) | 2017-12-25 | 2018-12-18 | 一种提高硫酸钾颗粒强度的方法及硫酸钾造粒方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109956763A (zh) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1040189A (zh) * | 1989-03-30 | 1990-03-07 | 王长山 | 熔融喷浆造粒复合肥及制造方法 |
CN102249766A (zh) * | 2010-05-18 | 2011-11-23 | 国投新疆罗布泊钾盐有限责任公司 | 一种颗粒钾肥的制造方法 |
CN105130645A (zh) * | 2015-09-02 | 2015-12-09 | 郑州大学 | 一种生物缓释钾肥及其制备方法 |
CN106220278A (zh) * | 2016-07-27 | 2016-12-14 | 中化化肥有限公司成都研发中心 | 一种提高硫酸钾型复合肥颗粒强度的添加剂及高强度复合肥颗粒的制备方法 |
CN107001169A (zh) * | 2014-09-30 | 2017-08-01 | 钾肥和盐类集团钾肥有限公司 | 生产钾的硫酸盐颗粒的方法、由此得到的钾的硫酸盐颗粒及其用途 |
CN108786655A (zh) * | 2018-06-07 | 2018-11-13 | 国投新疆罗布泊钾盐有限责任公司 | 一种提高硫酸钾造粒强度的方法 |
-
2018
- 2018-12-18 CN CN201811551150.6A patent/CN109956763A/zh active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1040189A (zh) * | 1989-03-30 | 1990-03-07 | 王长山 | 熔融喷浆造粒复合肥及制造方法 |
CN102249766A (zh) * | 2010-05-18 | 2011-11-23 | 国投新疆罗布泊钾盐有限责任公司 | 一种颗粒钾肥的制造方法 |
CN107001169A (zh) * | 2014-09-30 | 2017-08-01 | 钾肥和盐类集团钾肥有限公司 | 生产钾的硫酸盐颗粒的方法、由此得到的钾的硫酸盐颗粒及其用途 |
CN105130645A (zh) * | 2015-09-02 | 2015-12-09 | 郑州大学 | 一种生物缓释钾肥及其制备方法 |
CN106220278A (zh) * | 2016-07-27 | 2016-12-14 | 中化化肥有限公司成都研发中心 | 一种提高硫酸钾型复合肥颗粒强度的添加剂及高强度复合肥颗粒的制备方法 |
CN108786655A (zh) * | 2018-06-07 | 2018-11-13 | 国投新疆罗布泊钾盐有限责任公司 | 一种提高硫酸钾造粒强度的方法 |
Non-Patent Citations (3)
Title |
---|
于平年等: "硫酸钾挤压成型造粒试验研究", 《化工矿物与加工》 * |
张向宇: "《实用化学手册 第2版》", 31 October 2011, 国防工业出版社 * |
郭翔等: "提高颗粒硫酸钾强度的试验研究", 《化肥工业》 * |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Li Shoujiang Inventor after: Jing Xiangyang Inventor after: Yao Mobai Inventor after: Yan Xiao Inventor after: Yu Pingnian Inventor after: Lin Jie Inventor before: Jing Xiangyang Inventor before: Yan Xiao Inventor before: Lin Jie |
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TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20201118 Address after: No. 470 Tuanjie Road, Ruoqiang County, Bazhou, Xinjiang Uygur Autonomous Region Applicant after: SDIC XINJIANG LUOBUPO POTASH Co.,Ltd. Applicant after: BLUESTAR LEHIGH ENGINEERING INSTITUTE Co.,Ltd. Address before: 222000 No. 51 Chaoyang West Road, Haizhou District, Jiangsu, Lianyungang Applicant before: BLUESTAR LEHIGH ENGINEERING INSTITUTE Co.,Ltd. |
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RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190702 |