MD4241C1 - Procedeu de captare a ionilor de sulfură şi hidrogenosulfură din soluţii - Google Patents
Procedeu de captare a ionilor de sulfură şi hidrogenosulfură din soluţiiInfo
- Publication number
- MD4241C1 MD4241C1 MDA20120106A MD20120106A MD4241C1 MD 4241 C1 MD4241 C1 MD 4241C1 MD A20120106 A MDA20120106 A MD A20120106A MD 20120106 A MD20120106 A MD 20120106A MD 4241 C1 MD4241 C1 MD 4241C1
- Authority
- MD
- Moldova
- Prior art keywords
- sulphide
- ions
- recovery
- solutions
- hydrosulphide
- Prior art date
Links
Landscapes
- Removal Of Specific Substances (AREA)
Abstract
Invenţia se referă la chimie, şi anume la un procedeu de captare a ionilor de sulfură şi hidrogenosulfură din diverse lichide, inclusiv din diferite categorii de ape, şi poate fi utilizată la purificarea apelor potabile, tehnologice şi reziduale.Esenţa invenţiei constă în aceea că procedeul de captare a ionilor de sulfură şi hidrogenosulfură din soluţii prevede contactarea soluţiei, care conţine ioni de sulfură şi hidrogenosulfură, cu un schimbător de anioni puternic bazic, prealabil modificat cu Bi(III) prin tratarea a 5 g de polimer cu 250 mL soluţie de 0,016 M Bi(NO3)3 cu pH-ul 0,25, la temperatura de 55°C timp de 5,5 ore.Rezultatul tehnic constă în aceea că procedeul propus nu poluează apa purificată cu compuşi ai sulfului oxidat - ioni de sulfat, sulfit şi tiosulfat, precum şi cu sulf coloidal, eliminarea căruia din apă este dificilă.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MDA20120106A MD4241C1 (ro) | 2012-06-11 | 2012-06-11 | Procedeu de captare a ionilor de sulfură şi hidrogenosulfură din soluţii |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MDA20120106A MD4241C1 (ro) | 2012-06-11 | 2012-06-11 | Procedeu de captare a ionilor de sulfură şi hidrogenosulfură din soluţii |
Publications (2)
Publication Number | Publication Date |
---|---|
MD4241B1 MD4241B1 (ro) | 2013-07-31 |
MD4241C1 true MD4241C1 (ro) | 2014-02-28 |
Family
ID=48875329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MDA20120106A MD4241C1 (ro) | 2012-06-11 | 2012-06-11 | Procedeu de captare a ionilor de sulfură şi hidrogenosulfură din soluţii |
Country Status (1)
Country | Link |
---|---|
MD (1) | MD4241C1 (ro) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MD4318C1 (ro) * | 2013-06-18 | 2015-08-31 | Государственный Университет Молд0 | Procedeu de purificare a apei de nitraţi şi nitriţi |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3956473A (en) * | 1972-10-02 | 1976-05-11 | Institut Francais Du Petrole, Des Carburants Et Lubrifiants | Process for oxidizing hydrogen sulfide to sulfur by means of molecular oxygen in the presence of transition metal complexes as catalysts |
JPS5375165A (en) * | 1976-12-16 | 1978-07-04 | Asahi Chem Ind Co Ltd | Treating method for sulfiding solution |
US4179403A (en) * | 1977-12-19 | 1979-12-18 | Shell Oil Company | Resin-ligand-metal complex compositions |
JPS6360112A (ja) * | 1986-08-29 | 1988-03-16 | Toagosei Chem Ind Co Ltd | ビスマス化合物およびこの化合物を有効成分とする無機陰イオン交換体 |
US4784775A (en) * | 1987-03-02 | 1988-11-15 | Ari Technologies, Inc. | Removal of hydrogen sulfide from sour water |
DE4125627A1 (de) * | 1991-08-02 | 1993-02-04 | Fraunhofer Ges Forschung | Verfahren zur entfernung von nitrat aus wasser |
JP2000016814A (ja) * | 1998-06-30 | 2000-01-18 | Natl Inst For Res In Inorg Mater | 無機陰イオン交換性に優れた含水ビスマス化合物とその製造法 |
-
2012
- 2012-06-11 MD MDA20120106A patent/MD4241C1/ro not_active IP Right Cessation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3956473A (en) * | 1972-10-02 | 1976-05-11 | Institut Francais Du Petrole, Des Carburants Et Lubrifiants | Process for oxidizing hydrogen sulfide to sulfur by means of molecular oxygen in the presence of transition metal complexes as catalysts |
JPS5375165A (en) * | 1976-12-16 | 1978-07-04 | Asahi Chem Ind Co Ltd | Treating method for sulfiding solution |
US4179403A (en) * | 1977-12-19 | 1979-12-18 | Shell Oil Company | Resin-ligand-metal complex compositions |
JPS6360112A (ja) * | 1986-08-29 | 1988-03-16 | Toagosei Chem Ind Co Ltd | ビスマス化合物およびこの化合物を有効成分とする無機陰イオン交換体 |
US4784775A (en) * | 1987-03-02 | 1988-11-15 | Ari Technologies, Inc. | Removal of hydrogen sulfide from sour water |
DE4125627A1 (de) * | 1991-08-02 | 1993-02-04 | Fraunhofer Ges Forschung | Verfahren zur entfernung von nitrat aus wasser |
JP2000016814A (ja) * | 1998-06-30 | 2000-01-18 | Natl Inst For Res In Inorg Mater | 無機陰イオン交換性に優れた含水ビスマス化合物とその製造法 |
Non-Patent Citations (2)
Title |
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Gutsanu V., Cojocaru L., Lisa G. and Volodina G.F. Ulttrafine particles of bismuth(III) compounds in the phase of crosslinked polymers: Precursors for new sorbents and catalysts. J. Appl. Polym. Sci. 2010, vol. 118, Issue 5, pag. 2674-2681. (Published online: 29 Jun 2010,) DOI: 10.1002/app.32615. (Regăsit în Internet la 2013.05.06, url: http://onlinelibrary.wiley.com/doi/10.1002/app.32615/abstract;jsessionid=BB155B1ADE76FAB8D3A6C84B6B7676DB.d01t04?deniedAccessCustomisedMessage=&userIsAuthenticated=false ) * |
Золотова Е.Ф., Асс Г.Ю. Очистка воды от железа, фтора, марганца и сероводорода. Москва, Стройиздат, 1975, стр. 146, 158 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MD4318C1 (ro) * | 2013-06-18 | 2015-08-31 | Государственный Университет Молд0 | Procedeu de purificare a apei de nitraţi şi nitriţi |
Also Published As
Publication number | Publication date |
---|---|
MD4241B1 (ro) | 2013-07-31 |
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Legal Events
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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 |