MD4008C1 - Procedeu de purificare a apelor reziduale de albastru de metilen - Google Patents
Procedeu de purificare a apelor reziduale de albastru de metilenInfo
- Publication number
- MD4008C1 MD4008C1 MDA20090069A MD20090069A MD4008C1 MD 4008 C1 MD4008 C1 MD 4008C1 MD A20090069 A MDA20090069 A MD A20090069A MD 20090069 A MD20090069 A MD 20090069A MD 4008 C1 MD4008 C1 MD 4008C1
- Authority
- MD
- Moldova
- Prior art keywords
- methylene blue
- water purification
- sewage water
- sewage
- barbotage
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 4
- 239000010865 sewage Substances 0.000 title abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract 3
- RBTBFTRPCNLSDE-UHFFFAOYSA-N 3,7-bis(dimethylamino)phenothiazin-5-ium Chemical compound C1=CC(N(C)C)=CC2=[S+]C3=CC(N(C)C)=CC=C3N=C21 RBTBFTRPCNLSDE-UHFFFAOYSA-N 0.000 title abstract 2
- 229960000907 methylthioninium chloride Drugs 0.000 title abstract 2
- 238000000746 purification Methods 0.000 title abstract 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 239000003245 coal Substances 0.000 abstract 1
- 239000000975 dye Substances 0.000 abstract 1
- 125000000524 functional group Chemical group 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000011148 porous material Substances 0.000 abstract 1
- 230000007704 transition Effects 0.000 abstract 1
- 239000003643 water by type Substances 0.000 abstract 1
Landscapes
- Catalysts (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
Invenţia se referă la procedeele de eliminare a coloranţilor organici din apele reziduale, în particular la un procedeu de purificare a apelor reziduale de albastru de metilen.Procedeul include oxidarea catalitică prin barbotare cu oxigen a apei la o temperatură de 30…50°C şi o presiune a gazului de 2 atm timp de 2 ore, unde în calitate de catalizator se utilizează cărbune activ obţinut din coji de nuci, cu un conţinut de grupări funcţionale bazice cu concentraţia de 0,555 mg echiv./g şi suprafaţa mezoporilor de 410 m2/g.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDA20090069A MD4008C1 (ro) | 2009-07-01 | 2009-07-01 | Procedeu de purificare a apelor reziduale de albastru de metilen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDA20090069A MD4008C1 (ro) | 2009-07-01 | 2009-07-01 | Procedeu de purificare a apelor reziduale de albastru de metilen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MD4008B1 MD4008B1 (ro) | 2010-01-29 |
| MD4008C1 true MD4008C1 (ro) | 2010-09-30 |
Family
ID=43568881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MDA20090069A MD4008C1 (ro) | 2009-07-01 | 2009-07-01 | Procedeu de purificare a apelor reziduale de albastru de metilen |
Country Status (1)
| Country | Link |
|---|---|
| MD (1) | MD4008C1 (ro) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MD484Z (ro) * | 2011-03-24 | 2012-09-30 | Институт Химии Академии Наук Молдовы | Procedeu de distrucţie completă a Albastrului de metilen în apele reziduale cu conţinut majorat al acestuia |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1424504A (en) * | 1973-03-14 | 1976-02-11 | Kureha Chemical Ind Co Ltd | Fluidzed adsorption method |
| US4576929A (en) * | 1983-12-22 | 1986-03-18 | Toho Beslon Co., Ltd. | Active carbon fibers as adsorbent for water purification |
| PL269650A2 (en) * | 1987-12-21 | 1988-09-29 | Politechnika Lodzka | Method for purifying dye factory waste |
| SU1549926A1 (ru) * | 1987-01-08 | 1990-03-15 | Всесоюзный Научно-Исследовательский Институт Водоснабжения, Канализации, Гидротехнических Сооружений И Инженерной Гидрогеологии "Водгео" | Способ очистки сточных вод анилинокрасочного производства от органических соединений |
| JPH03267144A (ja) * | 1990-03-15 | 1991-11-28 | Hajime Tanaka | アロフェン系粘土鉱物を用いた吸着剤及びその製造法 |
| MD660G2 (ro) * | 1996-05-16 | 1997-08-31 | Институт Химии Академии Наук Молдовы | Procedeu de obţinere a cărbunilor activi |
| MD773G2 (ro) * | 1995-03-01 | 1998-05-31 | Institutul De Cercetari Pentru Prelucrarea Elastomerilor | Procedeu de obţinere a cărbunilor activi |
| MD999G2 (ro) * | 1998-02-23 | 1999-06-30 | Институт Химии Академии Наук Молдовы | Procedeu de obţinere a cărbunelor activi |
| MD1005G2 (ro) * | 1998-02-23 | 1999-07-31 | Институт Химии Академии Наук Молдовы | Procedeu de obţinere a cărbunilor activi |
| MD1985G2 (ro) * | 2002-01-28 | 2003-02-28 | Институт Химии Академии Наук Молдовы | Procedeu de obţinere a cărbunelui activat din sâmburi de fructe şi coji de nuci |
| MD2168G2 (ro) * | 2002-07-12 | 2003-11-30 | Государственный Медицинский И Фармацевтический Университет "Nicolae Testemitanu" Республики Молдова | Substanţa adsorbantă cu conţinut de carbon |
| MD2480G2 (ro) * | 2003-07-17 | 2005-01-31 | Институт Химии Академии Наук Молдовы | Procedeu de purificare a apelor de hidrogen sulfurat şi/sau sulfuri |
| CN1792866A (zh) * | 2005-11-29 | 2006-06-28 | 合肥工业大学 | 亚甲基蓝染料废水处理方法及催化剂制备方法 |
| MD3097G2 (ro) * | 2005-12-06 | 2007-02-28 | Институт Химии Академии Наук Молдовы | Procedeu de purificare a apelor subterane de hidrogen sulfurat şi/sau sulfuri |
| WO2008022561A1 (fr) * | 2006-08-17 | 2008-02-28 | Dawei Zhang | Matériau de filtration et d'adsorption utilisé dans le traitement des eaux, procédé de préparation de ce dernier |
| MD3482G2 (ro) * | 2007-04-25 | 2008-08-31 | Институт Химии Академии Наук Молдовы | Procedeu de modificare a cărbunelui activ |
| MD3567G2 (ro) * | 2007-09-20 | 2008-11-30 | Институт Химии Академии Наук Молдовы | Procedeu de purificare a apelor de nitriţi |
| CN101343107A (zh) * | 2008-08-22 | 2009-01-14 | 郭强 | 染料中间体废水的催化臭氧化处理方法 |
-
2009
- 2009-07-01 MD MDA20090069A patent/MD4008C1/ro not_active IP Right Cessation
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1424504A (en) * | 1973-03-14 | 1976-02-11 | Kureha Chemical Ind Co Ltd | Fluidzed adsorption method |
| US4576929A (en) * | 1983-12-22 | 1986-03-18 | Toho Beslon Co., Ltd. | Active carbon fibers as adsorbent for water purification |
| SU1549926A1 (ru) * | 1987-01-08 | 1990-03-15 | Всесоюзный Научно-Исследовательский Институт Водоснабжения, Канализации, Гидротехнических Сооружений И Инженерной Гидрогеологии "Водгео" | Способ очистки сточных вод анилинокрасочного производства от органических соединений |
| PL269650A2 (en) * | 1987-12-21 | 1988-09-29 | Politechnika Lodzka | Method for purifying dye factory waste |
| JPH03267144A (ja) * | 1990-03-15 | 1991-11-28 | Hajime Tanaka | アロフェン系粘土鉱物を用いた吸着剤及びその製造法 |
| MD773G2 (ro) * | 1995-03-01 | 1998-05-31 | Institutul De Cercetari Pentru Prelucrarea Elastomerilor | Procedeu de obţinere a cărbunilor activi |
| MD660G2 (ro) * | 1996-05-16 | 1997-08-31 | Институт Химии Академии Наук Молдовы | Procedeu de obţinere a cărbunilor activi |
| MD1005G2 (ro) * | 1998-02-23 | 1999-07-31 | Институт Химии Академии Наук Молдовы | Procedeu de obţinere a cărbunilor activi |
| MD999G2 (ro) * | 1998-02-23 | 1999-06-30 | Институт Химии Академии Наук Молдовы | Procedeu de obţinere a cărbunelor activi |
| MD1985G2 (ro) * | 2002-01-28 | 2003-02-28 | Институт Химии Академии Наук Молдовы | Procedeu de obţinere a cărbunelui activat din sâmburi de fructe şi coji de nuci |
| MD2168G2 (ro) * | 2002-07-12 | 2003-11-30 | Государственный Медицинский И Фармацевтический Университет "Nicolae Testemitanu" Республики Молдова | Substanţa adsorbantă cu conţinut de carbon |
| MD2480G2 (ro) * | 2003-07-17 | 2005-01-31 | Институт Химии Академии Наук Молдовы | Procedeu de purificare a apelor de hidrogen sulfurat şi/sau sulfuri |
| CN1792866A (zh) * | 2005-11-29 | 2006-06-28 | 合肥工业大学 | 亚甲基蓝染料废水处理方法及催化剂制备方法 |
| MD3097G2 (ro) * | 2005-12-06 | 2007-02-28 | Институт Химии Академии Наук Молдовы | Procedeu de purificare a apelor subterane de hidrogen sulfurat şi/sau sulfuri |
| WO2008022561A1 (fr) * | 2006-08-17 | 2008-02-28 | Dawei Zhang | Matériau de filtration et d'adsorption utilisé dans le traitement des eaux, procédé de préparation de ce dernier |
| MD3482G2 (ro) * | 2007-04-25 | 2008-08-31 | Институт Химии Академии Наук Молдовы | Procedeu de modificare a cărbunelui activ |
| MD3567G2 (ro) * | 2007-09-20 | 2008-11-30 | Институт Химии Академии Наук Молдовы | Procedeu de purificare a apelor de nitriţi |
| CN101343107A (zh) * | 2008-08-22 | 2009-01-14 | 郭强 | 染料中间体废水的催化臭氧化处理方法 |
Non-Patent Citations (2)
| Title |
|---|
| Lupaşcu T. Cărbune activ din subproduse vegetale. Chişinău, Ştiinţa, 2004, p. 242 * |
| Silva H.S., Martinez N.D., Deiana A.C., Gonzalez I.E.. Catalytic oxidation of methylene blue in aqueous solutions – 2nd Mercosur Congress on Chemical Engineering and 4th Mercosur Congress on Process Systems Engineering, 2005, p.1-8 * |
Also Published As
| Publication number | Publication date |
|---|---|
| MD4008B1 (ro) | 2010-01-29 |
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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 |