RU2012128544A - APPLICATION OF THE MEMBRANE SOLID WASTE PROCESSING PROCESS - LIME FOR SODIUM HYDROXIDE - Google Patents
APPLICATION OF THE MEMBRANE SOLID WASTE PROCESSING PROCESS - LIME FOR SODIUM HYDROXIDE Download PDFInfo
- Publication number
- RU2012128544A RU2012128544A RU2012128544/05A RU2012128544A RU2012128544A RU 2012128544 A RU2012128544 A RU 2012128544A RU 2012128544/05 A RU2012128544/05 A RU 2012128544/05A RU 2012128544 A RU2012128544 A RU 2012128544A RU 2012128544 A RU2012128544 A RU 2012128544A
- Authority
- RU
- Russia
- Prior art keywords
- solution
- sodium carbonate
- calcium hydroxide
- acidic
- concentration
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
- C01D1/04—Hydroxides
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
- C22B26/10—Obtaining alkali metals
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
- C01D1/04—Hydroxides
- C01D1/20—Preparation by reacting oxides or hydroxides with alkali metal salts
- C01D1/22—Preparation by reacting oxides or hydroxides with alkali metal salts with carbonates or bicarbonates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D7/00—Carbonates of sodium, potassium or alkali metals in general
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D7/00—Carbonates of sodium, potassium or alkali metals in general
- C01D7/07—Preparation from the hydroxides
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Metallurgy (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Treating Waste Gases (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
1. Способ получения разбавленного раствора каустической соды из твердых отходов, гидроксида кальция и хлорида натрия посредством ионообменного процесса, в котором осуществляют реакцию соленой воды или кислой соленой воды с диоксидом углерода (CO) и гидроксидом кальция в комплексной мембранной системе с получением карбоната натрия, затем полученный карбонат натрия подвергают реакции с гидроксидом кальция с получением гидроксида натрия, в котором для проведения реакции между карбонатом натрия и гидроксидом кальция используют энергию от сжигания твердых отходов.2. Способ по п.1, в котором раствор карбоната натрия концентрируют до 6-7% посредством многократного обратного осмоса и барботирования кислого CO, и полученный концентрированный раствор обрабатывают с помощью нагревания с получением твердого карбоната натрия.3. Способ по п.1, в котором раствор карбоната натрия концентрируют до 6-7% посредством многократного обратного осмоса и барботирования кислого СO, и полученный концентрированный раствор карбоната натрия подвергают реакции с гидроксидом кальция с получением 6-7% раствора гидроксида натрия NaOH.4. Способ по п.1, в котором указанный кислый соленый раствор получают путем подкисления соленой воды кислым отходящим газом, содержащим HCl или SO.5. Способ по п.1, в котором указанный раствор карбоната натрия превращают в раствор с концентрацией 50% или в твердый NaOH.6. Способ по п.1, в котором соленая вода представляет собой морскую воду.7. Способ по п.1, в котором указанный раствор гидроксида кальция имеет концентрацию 0,5 г/л.8. Способ по п.1, в котором исходная концентрация выходящей каустической соды составляет 1000 м.д. или вы1. A method of obtaining a diluted solution of caustic soda from solid waste, calcium hydroxide and sodium chloride by means of an ion exchange process, in which salt water or acidic salt water is reacted with carbon dioxide (CO) and calcium hydroxide in a complex membrane system to obtain sodium carbonate, then the obtained sodium carbonate is reacted with calcium hydroxide to obtain sodium hydroxide, in which energy from the incineration of solid waste is used to carry out the reaction between sodium carbonate and calcium hydroxide. The process according to claim 1, wherein the sodium carbonate solution is concentrated to 6-7% by repeated reverse osmosis and acidic CO bubbling, and the resulting concentrated solution is treated by heating to obtain solid sodium carbonate. The method according to claim 1, in which the sodium carbonate solution is concentrated to 6-7% by means of multiple reverse osmosis and bubbling of acidic CO, and the resulting concentrated sodium carbonate solution is reacted with calcium hydroxide to obtain a 6-7% sodium hydroxide NaOH solution. The method of claim 1, wherein said acidic brine solution is obtained by acidifying the salt water with an acidic off-gas containing HCl or SO. The method of claim 1, wherein said sodium carbonate solution is converted to a 50% solution or solid NaOH. The method of claim 1, wherein the salt water is seawater. The method of claim 1, wherein said calcium hydroxide solution has a concentration of 0.5 g / L. The method according to claim 1, wherein the initial concentration of the effluent caustic soda is 1000 ppm. or you
Claims (13)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/IB2009/007713 WO2011070384A1 (en) | 2009-12-09 | 2009-12-09 | Using the solid waste-quicklime membrane swqm process for the production of sodium hydroxide |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2012128544A true RU2012128544A (en) | 2014-01-20 |
RU2538843C2 RU2538843C2 (en) | 2015-01-10 |
Family
ID=44145144
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2012128544/05A RU2538843C2 (en) | 2009-12-09 | 2009-12-09 | Using solid waste-quicklime membrane treatment process to produce sodium hydroxide |
Country Status (7)
Country | Link |
---|---|
US (1) | US20130272934A1 (en) |
EP (1) | EP2509919A1 (en) |
KR (1) | KR20120105504A (en) |
AP (1) | AP2012006365A0 (en) |
AU (1) | AU2009356416B2 (en) |
RU (1) | RU2538843C2 (en) |
WO (1) | WO2011070384A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2648829A1 (en) * | 2010-12-08 | 2013-10-16 | Mohammed Olfi | Using alkaline fly ash and similar byproducts in an ion-exchange/reverse osmosis process for the production of sodium carbonate |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2729133A1 (en) * | 1995-01-11 | 1996-07-12 | Solvay | PROCESS FOR COPRODUCTION OF CALCIUM CARBONATE AND SODIUM HYDROXIDE |
AUPN105395A0 (en) * | 1995-02-10 | 1995-03-09 | Penrice Pty Ltd | Production of alkali metal bicarbonates and carbonates |
RU2274604C2 (en) * | 2004-07-19 | 2006-04-20 | Общество с ограниченной ответственностью Научно-технический центр "Химмодуль-XXI" (ООО НТЦ "Химмодуль-XXI") | Sodium hydroxide production process |
WO2009039655A1 (en) * | 2007-09-26 | 2009-04-02 | Bioteq Environmental Technologies Inc. | Selective sulphate removal by exclusive anion exchange from hard water waste streams |
WO2010010417A1 (en) * | 2008-07-23 | 2010-01-28 | Fze Engsl | A combined solid waste, carbon dioxide quicklime sparging, brine water, and reverse osmosis/ion exchange processes for the production of soda chemicals |
RU91530U1 (en) * | 2009-09-23 | 2010-02-20 | Закрытое акционерное общество Научно-производственное предприятие "Машпром" (ЗАО НПП "Машпром") | PLANT FOR PRODUCING CAUSTIC SODA FROM ELECTROLYTIC ALKALI |
-
2009
- 2009-12-09 KR KR1020127017802A patent/KR20120105504A/en not_active Application Discontinuation
- 2009-12-09 WO PCT/IB2009/007713 patent/WO2011070384A1/en active Application Filing
- 2009-12-09 AP AP2012006365A patent/AP2012006365A0/en unknown
- 2009-12-09 RU RU2012128544/05A patent/RU2538843C2/en not_active IP Right Cessation
- 2009-12-09 EP EP09852000A patent/EP2509919A1/en not_active Withdrawn
- 2009-12-09 US US13/521,127 patent/US20130272934A1/en not_active Abandoned
- 2009-12-09 AU AU2009356416A patent/AU2009356416B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
AU2009356416A1 (en) | 2012-07-26 |
WO2011070384A1 (en) | 2011-06-16 |
US20130272934A1 (en) | 2013-10-17 |
AU2009356416B2 (en) | 2014-11-20 |
RU2538843C2 (en) | 2015-01-10 |
AP2012006365A0 (en) | 2012-08-31 |
EP2509919A1 (en) | 2012-10-17 |
KR20120105504A (en) | 2012-09-25 |
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Legal Events
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HE9A | Changing address for correspondence with an applicant | ||
MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20151210 |