MD4140C1 - Procedeu de obţinere a feritelor - Google Patents
Procedeu de obţinere a feritelor Download PDFInfo
- Publication number
- MD4140C1 MD4140C1 MDA20100074A MD20100074A MD4140C1 MD 4140 C1 MD4140 C1 MD 4140C1 MD A20100074 A MDA20100074 A MD A20100074A MD 20100074 A MD20100074 A MD 20100074A MD 4140 C1 MD4140 C1 MD 4140C1
- Authority
- MD
- Moldova
- Prior art keywords
- ferrites
- iron
- carried out
- ferritization
- barium carbonate
- Prior art date
Links
- 229910000859 α-Fe Inorganic materials 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000008569 process Effects 0.000 claims abstract description 24
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000000203 mixture Substances 0.000 claims abstract description 15
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 claims abstract description 14
- 229910052742 iron Inorganic materials 0.000 claims abstract description 11
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000000746 purification Methods 0.000 claims abstract description 9
- 239000013049 sediment Substances 0.000 claims abstract description 9
- 229910001385 heavy metal Inorganic materials 0.000 claims abstract description 8
- 150000002500 ions Chemical class 0.000 claims abstract description 8
- 239000002351 wastewater Substances 0.000 claims abstract description 8
- 230000005415 magnetization Effects 0.000 claims abstract description 4
- AYJRCSIUFZENHW-DEQYMQKBSA-L barium(2+);oxomethanediolate Chemical compound [Ba+2].[O-][14C]([O-])=O AYJRCSIUFZENHW-DEQYMQKBSA-L 0.000 claims abstract description 3
- 238000000354 decomposition reaction Methods 0.000 claims abstract 2
- 238000002156 mixing Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000004663 powder metallurgy Methods 0.000 abstract description 2
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 11
- 230000015572 biosynthetic process Effects 0.000 description 10
- 238000005755 formation reaction Methods 0.000 description 8
- 230000005291 magnetic effect Effects 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 5
- 238000003825 pressing Methods 0.000 description 5
- 239000010802 sludge Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical group O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 4
- VEQPNABPJHWNSG-UHFFFAOYSA-N Nickel(2+) Chemical compound [Ni+2] VEQPNABPJHWNSG-UHFFFAOYSA-N 0.000 description 4
- 230000005294 ferromagnetic effect Effects 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 3
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 description 3
- HPYIMVBXZPJVBV-UHFFFAOYSA-N barium(2+);iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Ba+2] HPYIMVBXZPJVBV-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 229910021506 iron(II) hydroxide Inorganic materials 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000005979 thermal decomposition reaction Methods 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 238000000844 transformation Methods 0.000 description 3
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- MSNWSDPPULHLDL-UHFFFAOYSA-K ferric hydroxide Chemical class [OH-].[OH-].[OH-].[Fe+3] MSNWSDPPULHLDL-UHFFFAOYSA-K 0.000 description 2
- 238000000265 homogenisation Methods 0.000 description 2
- 150000004679 hydroxides Chemical class 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 239000002609 medium Substances 0.000 description 2
- 150000002736 metal compounds Chemical class 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 229910052596 spinel Inorganic materials 0.000 description 2
- 239000011029 spinel Substances 0.000 description 2
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 229910002771 BaFe12O19 Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910016516 CuFe2O4 Inorganic materials 0.000 description 1
- 229910003264 NiFe2O4 Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 229910001308 Zinc ferrite Inorganic materials 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- DXKGMXNZSJMWAF-UHFFFAOYSA-N copper;oxido(oxo)iron Chemical compound [Cu+2].[O-][Fe]=O.[O-][Fe]=O DXKGMXNZSJMWAF-UHFFFAOYSA-N 0.000 description 1
- 238000009297 electrocoagulation Methods 0.000 description 1
- 238000003411 electrode reaction Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- NNGHIEIYUJKFQS-UHFFFAOYSA-L hydroxy(oxo)iron;zinc Chemical compound [Zn].O[Fe]=O.O[Fe]=O NNGHIEIYUJKFQS-UHFFFAOYSA-L 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 description 1
- WKPSFPXMYGFAQW-UHFFFAOYSA-N iron;hydrate Chemical compound O.[Fe] WKPSFPXMYGFAQW-UHFFFAOYSA-N 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- JZMJDSHXVKJFKW-UHFFFAOYSA-M methyl sulfate(1-) Chemical compound COS([O-])(=O)=O JZMJDSHXVKJFKW-UHFFFAOYSA-M 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- NQNBVCBUOCNRFZ-UHFFFAOYSA-N nickel ferrite Chemical compound [Ni]=O.O=[Fe]O[Fe]=O NQNBVCBUOCNRFZ-UHFFFAOYSA-N 0.000 description 1
- 230000021962 pH elevation Effects 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Landscapes
- Hard Magnetic Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDA20100074A MD4140C1 (ro) | 2010-06-21 | 2010-06-21 | Procedeu de obţinere a feritelor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDA20100074A MD4140C1 (ro) | 2010-06-21 | 2010-06-21 | Procedeu de obţinere a feritelor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MD4140B1 MD4140B1 (en) | 2011-12-31 |
| MD4140C1 true MD4140C1 (ro) | 2012-07-31 |
Family
ID=45815330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MDA20100074A MD4140C1 (ro) | 2010-06-21 | 2010-06-21 | Procedeu de obţinere a feritelor |
Country Status (1)
| Country | Link |
|---|---|
| MD (1) | MD4140C1 (mo) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1671408A1 (ru) * | 1989-06-14 | 1991-08-23 | Литовское Научно-Производственное Объединение По Комплексному Проектированию Станкостроительных Предприятий | Материал дл изготовлени магнитотвердых ферритов |
| US5221323A (en) * | 1991-10-03 | 1993-06-22 | Li Chung Lee | Method of producing magnetic powders from heavy metal sludges |
| KR20000040808A (ko) * | 1998-12-19 | 2000-07-05 | 이구택 | 아연-니켈 도금폐액을 활용한 니켈-아연계 페라이트 출발원료제조방법 및 그 출발원료를 이용한 니켈-아연계 페라이트 제조방법 |
| MD2406G2 (ro) * | 2003-01-10 | 2004-10-31 | Glass Container Company А.О. | Instalaţie pentru obţinerea galvanochimică a sedimentelor dispersate de ferită |
-
2010
- 2010-06-21 MD MDA20100074A patent/MD4140C1/ro not_active IP Right Cessation
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1671408A1 (ru) * | 1989-06-14 | 1991-08-23 | Литовское Научно-Производственное Объединение По Комплексному Проектированию Станкостроительных Предприятий | Материал дл изготовлени магнитотвердых ферритов |
| US5221323A (en) * | 1991-10-03 | 1993-06-22 | Li Chung Lee | Method of producing magnetic powders from heavy metal sludges |
| KR20000040808A (ko) * | 1998-12-19 | 2000-07-05 | 이구택 | 아연-니켈 도금폐액을 활용한 니켈-아연계 페라이트 출발원료제조방법 및 그 출발원료를 이용한 니켈-아연계 페라이트 제조방법 |
| MD2406G2 (ro) * | 2003-01-10 | 2004-10-31 | Glass Container Company А.О. | Instalaţie pentru obţinerea galvanochimică a sedimentelor dispersate de ferită |
Non-Patent Citations (2)
| Title |
|---|
| Левин Б. Е., Третьяков Ю. Д., Летюк Л. М. Физико-химические основы получения, свойства и применение ферритов. Москва, Металлургия, 1979, с. 88-91 * |
| Летюк Л. М., Журавлев Г. И. Химия и технология ферритов. Ленинград, Химия, 1983, с. 62-63 * |
Also Published As
| Publication number | Publication date |
|---|---|
| MD4140B1 (en) | 2011-12-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG4A | Patent for invention issued | ||
| KA4A | Patent for invention lapsed due to non-payment of fees (with right of restoration) | ||
| MM4A | Patent for invention definitely lapsed due to non-payment of fees |