CN102274791A - 一种粉煤灰磁选除铁的方法 - Google Patents
一种粉煤灰磁选除铁的方法 Download PDFInfo
- Publication number
- CN102274791A CN102274791A CN 201110103784 CN201110103784A CN102274791A CN 102274791 A CN102274791 A CN 102274791A CN 201110103784 CN201110103784 CN 201110103784 CN 201110103784 A CN201110103784 A CN 201110103784A CN 102274791 A CN102274791 A CN 102274791A
- Authority
- CN
- China
- Prior art keywords
- magnetic separation
- slurry
- content
- iron
- change
- 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.)
- Granted
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 73
- 238000007885 magnetic separation Methods 0.000 title claims abstract description 55
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 40
- 239000010881 fly ash Substances 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000002002 slurry Substances 0.000 claims abstract description 45
- 239000007787 solid Substances 0.000 claims abstract description 12
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 230000008859 change Effects 0.000 claims description 27
- 230000006698 induction Effects 0.000 claims description 21
- 229910052751 metal Inorganic materials 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 16
- 239000006148 magnetic separator Substances 0.000 claims description 13
- 239000012065 filter cake Substances 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 239000012535 impurity Substances 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 18
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 12
- 229910001448 ferrous ion Inorganic materials 0.000 description 12
- 238000001914 filtration Methods 0.000 description 10
- -1 iron ion Chemical class 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 6
- 229910004298 SiO 2 Inorganic materials 0.000 description 6
- 229910010413 TiO 2 Inorganic materials 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 6
- 239000002956 ash Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000010883 coal ash Substances 0.000 description 4
- 239000012141 concentrate Substances 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 239000006249 magnetic particle Substances 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 206010013786 Dry skin Diseases 0.000 description 3
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 229910001447 ferric ion Inorganic materials 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 238000002386 leaching Methods 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 210000003454 tympanic membrane Anatomy 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000005307 ferromagnetism Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
Description
SiO2 | Al2O3 | TiO2 | CaO | MgO | TFe2O3 | FeO | K2O | Na2O | LOS | SO3 | 总和 |
34.70 | 46.28 | 1.48 | 3.61 | 0.21 | 1.54 | 0.22 | 0.39 | 0.17 | 7.17 | 1.32 | 97.09 |
SiO2 | Al2O3 | TiO2 | CaO | MgO | TFe2O3 | FeO | K2O | Na2O | LOS | SO3 | 总和 |
35.22 | 48.07 | 1.43 | 4.24 | 0.19 | 0.52 | 0.18 | 0.38 | 0.17 | 8.04 | 1.32 | 99.76 |
SiO2 | Al2O3 | TiO2 | CaO | MgO | TFe2O3 | FeO | K2O | Na2O | LOS | SO3 | 总和 |
35.22 | 48.07 | 1.43 | 4.00 | 0.19 | 1.30 | 0.20 | 0.38 | 0.17 | 8.04 | 1.00 | 100 |
SiO2 | Al2O3 | TiO2 | CaO | MgO | TFe2O3 | FeO | K2O | Na2O | LOS | SO3 | 总和 |
35.20 | 47.98 | 1.40 | 4.17 | 0.15 | 0.63 | 0.17 | 0.35 | 0.15 | 8.01 | 1.30 | 99.51 |
SiO2 | Al2O3 | TiO2 | CaO | MgO | TFe2O3 | FeO | K2O | Na2O | LOS | SO3 | 总和 |
35.20 | 47.98 | 1.40 | 4.00 | 0.15 | 1.26 | 0.20 | 0.35 | 0.15 | 8.01 | 1.30 | 100 |
SiO2 | Al2O3 | TiO2 | CaO | MgO | TFe2O3 | FeO | K2O | Na2O | LOS | SO3 | 总和 |
35.20 | 47.98 | 1.40 | 4.17 | 0.15 | 0.60 | 0.15 | 0.35 | 0.15 | 8.01 | 1.30 | 99.46 |
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011101037847A CN102274791B (zh) | 2010-04-27 | 2011-04-25 | 一种粉煤灰磁选除铁的方法 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201010161869.6 | 2010-04-27 | ||
CN201010161869A CN101869870A (zh) | 2010-04-27 | 2010-04-27 | 一种粉煤灰磁选除铁的方法 |
CN2011101037847A CN102274791B (zh) | 2010-04-27 | 2011-04-25 | 一种粉煤灰磁选除铁的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102274791A true CN102274791A (zh) | 2011-12-14 |
CN102274791B CN102274791B (zh) | 2012-09-05 |
Family
ID=42995064
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201010161869A Pending CN101869870A (zh) | 2010-02-23 | 2010-04-27 | 一种粉煤灰磁选除铁的方法 |
CN2011101037847A Active CN102274791B (zh) | 2010-04-27 | 2011-04-25 | 一种粉煤灰磁选除铁的方法 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201010161869A Pending CN101869870A (zh) | 2010-02-23 | 2010-04-27 | 一种粉煤灰磁选除铁的方法 |
Country Status (1)
Country | Link |
---|---|
CN (2) | CN101869870A (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103572040A (zh) * | 2013-11-22 | 2014-02-12 | 中国矿业大学(北京) | 一种粉煤灰的降碳、减硫、除铁并回收铁精矿方法 |
CN116159672A (zh) * | 2023-03-01 | 2023-05-26 | 湖南中科电气股份有限公司 | 一种基于石墨化材料分选的磁选系统 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2502563C1 (ru) * | 2010-02-23 | 2013-12-27 | Чайна Шэньхуа Энерджи Компани Лимитед | Вертикальный кольцевой магнитный сепаратор для удаления железа из угольной золы и способ его применения |
CN102351452B (zh) * | 2011-07-14 | 2013-05-29 | 淮南市永科新型建材有限公司 | 超细粉煤灰的生产工艺 |
CN104772214B (zh) * | 2015-04-14 | 2017-03-01 | 东北大学 | 一种粉煤灰高效除铁的方法 |
CN105689112A (zh) * | 2016-03-16 | 2016-06-22 | 甘肃酒钢集团宏兴钢铁股份有限公司 | 一种粉煤灰磁选铁精矿方法 |
CN108950223B (zh) * | 2018-07-30 | 2019-10-25 | 太原理工大学 | 一种预富集粉煤灰中铝锂镓的方法 |
ES2947862T3 (es) * | 2020-08-14 | 2023-08-23 | Vecor Ip Holdings Ltd | Proceso para preparar cenizas volantes blanqueadas |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4652433A (en) * | 1986-01-29 | 1987-03-24 | Florida Progress Corporation | Method for the recovery of minerals and production of by-products from coal ash |
CN2547403Y (zh) * | 2002-06-20 | 2003-04-30 | 魏丕国 | 一种永磁磁选机 |
CN201205515Y (zh) * | 2008-05-12 | 2009-03-11 | 哈尔滨润河科技有限公司 | 磁选装置 |
CN201316669Y (zh) * | 2008-11-13 | 2009-09-30 | 哈尔滨润河科技有限公司 | 干粉煤灰磁选装置 |
-
2010
- 2010-04-27 CN CN201010161869A patent/CN101869870A/zh active Pending
-
2011
- 2011-04-25 CN CN2011101037847A patent/CN102274791B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4652433A (en) * | 1986-01-29 | 1987-03-24 | Florida Progress Corporation | Method for the recovery of minerals and production of by-products from coal ash |
CN2547403Y (zh) * | 2002-06-20 | 2003-04-30 | 魏丕国 | 一种永磁磁选机 |
CN201205515Y (zh) * | 2008-05-12 | 2009-03-11 | 哈尔滨润河科技有限公司 | 磁选装置 |
CN201316669Y (zh) * | 2008-11-13 | 2009-09-30 | 哈尔滨润河科技有限公司 | 干粉煤灰磁选装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103572040A (zh) * | 2013-11-22 | 2014-02-12 | 中国矿业大学(北京) | 一种粉煤灰的降碳、减硫、除铁并回收铁精矿方法 |
CN116159672A (zh) * | 2023-03-01 | 2023-05-26 | 湖南中科电气股份有限公司 | 一种基于石墨化材料分选的磁选系统 |
CN116159672B (zh) * | 2023-03-01 | 2024-01-05 | 湖南中科电气股份有限公司 | 一种基于石墨化材料分选的磁选系统 |
Also Published As
Publication number | Publication date |
---|---|
CN101869870A (zh) | 2010-10-27 |
CN102274791B (zh) | 2012-09-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102274791B (zh) | 一种粉煤灰磁选除铁的方法 | |
KR101317071B1 (ko) | 분쇄된 석탄회 탈철 용 수직 링 자기(磁氣) 분리기 및 이를 이용한 분리 방법 | |
JP2013520303A5 (zh) | ||
CN104959226A (zh) | 一种引进风力的干式磁选机以及矿物磁选方法 | |
CN102172561B (zh) | 用于粉煤灰除铁的立环磁选机 | |
CN204724315U (zh) | 一种平环高梯度磁选机 | |
CN102179297B (zh) | 一种大处理量的永磁筒笼式高梯度磁选机 | |
CN104841554A (zh) | 一种钢渣微粉专用ro相磁选机 | |
CN103191830A (zh) | 一种流态化磁介质干式磁选机及其磁选方法 | |
CN202290290U (zh) | 永磁立环高梯度强磁选机 | |
CN201632324U (zh) | 吸引式永磁分选塔形装置 | |
CN201613174U (zh) | 用于粉煤灰除铁的立环磁选机 | |
CN102310018A (zh) | 内部水冷电磁筒式磁选机 | |
CN204769102U (zh) | 一种菱镁矿除铁用永磁高梯度磁选机 | |
CN104707723A (zh) | 永磁高梯度平环连续磁选机 | |
CN203648688U (zh) | 新型自排料磁选柱 | |
CN102886303B (zh) | 变磁场干式磁选机 | |
CN202460826U (zh) | 磁选机 | |
CN207266891U (zh) | 一种高梯度磁选机用网状感应介质装置 | |
CN201959861U (zh) | 具有匀强背景磁场工作区的永磁筒笼式高梯度磁选机 | |
CN114632619B (zh) | 一种采用风力送料的无动力电磁平板式干式磁选机 | |
CN204866459U (zh) | 一种除铁装置 | |
CN203291955U (zh) | 旋转式干式磁分选机 | |
CN201316668Y (zh) | 一种瓷粉料永磁除铁器的磁棒隔板 | |
CN215235028U (zh) | 一种电磁重选机 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: SHENHUA ZHUNGER ENERGY CO., LTD. Effective date: 20111213 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20111213 Address after: 100011 Beijing city Dongcheng District No. 16 Andrew intercontinental 4 storey building Applicant after: China Shenhua Energy Co., Ltd. Address before: 100011 Beijing city Dongcheng District No. 16 Andrew intercontinental 4 storey building Applicant before: China Shenhua Energy Co., Ltd. Co-applicant before: Shenhua Zhunger Energy Co., Ltd. |
|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |