JP2015013268A - 水溶液の蒸発処理方法 - Google Patents
水溶液の蒸発処理方法 Download PDFInfo
- Publication number
- JP2015013268A JP2015013268A JP2013142346A JP2013142346A JP2015013268A JP 2015013268 A JP2015013268 A JP 2015013268A JP 2013142346 A JP2013142346 A JP 2013142346A JP 2013142346 A JP2013142346 A JP 2013142346A JP 2015013268 A JP2015013268 A JP 2015013268A
- Authority
- JP
- Japan
- Prior art keywords
- aqueous solution
- evaporation
- seed crystal
- silicate
- silica
- 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
- 239000007864 aqueous solution Substances 0.000 title claims abstract description 64
- 238000001704 evaporation Methods 0.000 title claims abstract description 52
- 230000008020 evaporation Effects 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 66
- 239000013078 crystal Substances 0.000 claims abstract description 63
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 33
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000000378 calcium silicate Substances 0.000 claims abstract description 8
- 229910052918 calcium silicate Inorganic materials 0.000 claims abstract description 8
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 claims abstract description 8
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000391 magnesium silicate Substances 0.000 claims abstract description 8
- 229910052919 magnesium silicate Inorganic materials 0.000 claims abstract description 8
- 235000019792 magnesium silicate Nutrition 0.000 claims abstract description 8
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 9
- 239000011575 calcium Substances 0.000 claims description 9
- 229910052791 calcium Inorganic materials 0.000 claims description 9
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 6
- 239000011777 magnesium Substances 0.000 claims description 6
- 229910052749 magnesium Inorganic materials 0.000 claims description 6
- 239000012141 concentrate Substances 0.000 claims 1
- 239000000243 solution Substances 0.000 abstract description 2
- 238000003860 storage Methods 0.000 description 17
- 239000007788 liquid Substances 0.000 description 11
- 229910004298 SiO 2 Inorganic materials 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000000395 magnesium oxide Substances 0.000 description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 3
- 238000003672 processing method Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- FGZBFIYFJUAETR-UHFFFAOYSA-N calcium;magnesium;silicate Chemical compound [Mg+2].[Ca+2].[O-][Si]([O-])([O-])[O-] FGZBFIYFJUAETR-UHFFFAOYSA-N 0.000 description 1
- 239000003729 cation exchange resin Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000011033 desalting Methods 0.000 description 1
- IQDXNHZDRQHKEF-UHFFFAOYSA-N dialuminum;dicalcium;dioxido(oxo)silane Chemical compound [Al+3].[Al+3].[Ca+2].[Ca+2].[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O IQDXNHZDRQHKEF-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003002 pH adjusting agent Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/22—Evaporating by bringing a thin layer of the liquid into contact with a heated surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0057—Condensation of vapours; Recovering volatile solvents by condensation in combination with other processes
- B01D5/006—Condensation of vapours; Recovering volatile solvents by condensation in combination with other processes with evaporation or distillation
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/20—Silicates
- C01B33/22—Magnesium silicates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/20—Silicates
- C01B33/24—Alkaline-earth metal silicates
-
- 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
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/048—Purification of waste water by evaporation
-
- 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
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/08—Thin film evaporation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Removal Of Specific Substances (AREA)
Abstract
Description
10 貯留タンク
14 種晶タンク
20 蒸発濃縮装置
21 熱交換器
21a 伝熱管
30 固液分離器
Claims (4)
- シリカを含む水溶液に種晶としてケイ酸塩を添加し混合する種晶混合工程と、
前記水溶液を前記種晶と共に蒸発濃縮する蒸発濃縮工程とを備える水溶液の蒸発処理方法。 - 前記ケイ酸塩は、ケイ酸マグネシウムおよび/またはケイ酸カルシウムである請求項1に記載の水溶液の蒸発処理方法。
- 前記種晶混合工程において、種晶を添加する前の水溶液のシリカ濃度が50ppm以上であり、マグネシウムおよびカルシウムの濃度がいずれも10ppm以下である請求項1または2に記載の水溶液の蒸発処理方法。
- 前記蒸発濃縮工程で生成された濃縮液に含まれる前記種晶を利用して、次の前記種晶混合工程を行う請求項1から3のいずれかに記載の水溶液の蒸発処理方法。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013142346A JP6186193B2 (ja) | 2013-07-08 | 2013-07-08 | 水溶液の蒸発処理方法 |
CA2851722A CA2851722A1 (en) | 2013-07-08 | 2014-05-16 | Evaporative treatment method for aqueous solution |
AU2014202849A AU2014202849A1 (en) | 2013-07-08 | 2014-05-26 | Evaporative treatment method for aqueous solution |
US14/325,141 US20150008189A1 (en) | 2013-07-08 | 2014-07-07 | Evaporative treatment method for aqueous solution |
CN201410323022.1A CN104276707A (zh) | 2013-07-08 | 2014-07-08 | 水溶液的蒸发处理方法 |
AU2018204392A AU2018204392B2 (en) | 2013-07-08 | 2018-06-19 | Evaporative treatment method for aqueous solution |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013142346A JP6186193B2 (ja) | 2013-07-08 | 2013-07-08 | 水溶液の蒸発処理方法 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017147606A Division JP6427235B2 (ja) | 2017-07-31 | 2017-07-31 | 水溶液の蒸発処理方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015013268A true JP2015013268A (ja) | 2015-01-22 |
JP6186193B2 JP6186193B2 (ja) | 2017-08-23 |
Family
ID=52132091
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013142346A Active JP6186193B2 (ja) | 2013-07-08 | 2013-07-08 | 水溶液の蒸発処理方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20150008189A1 (ja) |
JP (1) | JP6186193B2 (ja) |
CN (1) | CN104276707A (ja) |
AU (2) | AU2014202849A1 (ja) |
CA (1) | CA2851722A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2022174695A (ja) * | 2021-05-11 | 2022-11-24 | ウォーター チャレンジ,エス.エル. | 汚染流体から固体を抽出するための装置、及び手段 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6910633B2 (ja) * | 2017-02-07 | 2021-07-28 | 株式会社ササクラ | 蒸発濃縮装置 |
KR101841581B1 (ko) | 2017-10-25 | 2018-03-26 | 강동균 | 여과과정이 필요없는 마그네슘 실리케이트 생산방법 |
CN110697913A (zh) * | 2018-07-09 | 2020-01-17 | 中国石油天然气股份有限公司 | 油田污水处理装置 |
US10752518B2 (en) * | 2018-10-30 | 2020-08-25 | Clean Water Ventures, Inc. | Method and apparatus for water purification using continuous hydrothermal oxidation regime |
EP3992157A4 (en) * | 2019-06-26 | 2022-08-17 | Panasonic Intellectual Property Management Co., Ltd. | WATER SOFTENING SYSTEM AND APPARATUS |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49109267A (ja) * | 1973-02-22 | 1974-10-17 | ||
JPS6142390A (ja) * | 1984-07-31 | 1986-02-28 | Sasakura Eng Co Ltd | ボイラ給水製造法 |
JPH0724475A (ja) * | 1993-05-13 | 1995-01-27 | Mitsubishi Materials Corp | 水溶液中のシリカ回収法 |
JPH08276191A (ja) * | 1995-02-06 | 1996-10-22 | Mitsubishi Materials Corp | 水溶液中のシリカ回収方法および該方法に用いるシード |
JP2000126755A (ja) * | 1998-10-22 | 2000-05-09 | Mitsubishi Materials Corp | 地熱熱水からの懸濁物質回収方法および回収装置 |
JP2000159654A (ja) * | 1998-11-24 | 2000-06-13 | Kochi Prefecture | 化粧料 |
JP2001047032A (ja) * | 1999-08-11 | 2001-02-20 | Mitsubishi Heavy Ind Ltd | 竪型多段フラッシュ造水装置 |
JP2001092863A (ja) * | 1999-09-21 | 2001-04-06 | Shimizu Corp | 構造架構モデルのデータ入力処理システム |
JP2003172593A (ja) * | 2001-12-06 | 2003-06-20 | Ebara Corp | 開放型循環式冷却水系の冷却水の処理方法及びその装置 |
US6761865B1 (en) * | 2003-04-22 | 2004-07-13 | Union Oil Company Of California | Method for synthesizing crystalline magnesium silicates from geothermal brine |
US20100038081A1 (en) * | 2008-08-18 | 2010-02-18 | Hpd, Llc | Method for removing silica from evaporator concentrate |
WO2012008013A1 (ja) * | 2010-07-12 | 2012-01-19 | 株式会社日立製作所 | 濃縮プラント、濃縮造水発電プラント、濃縮方法及び濃縮造水発電プラントの運転方法 |
JP2012148210A (ja) * | 2011-01-17 | 2012-08-09 | Hitachi Zosen Corp | 多重効用造水装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2493869A1 (fr) * | 1980-11-10 | 1982-05-14 | Fives Cail Babcock | Procede de production de lactose cristallise et installation pour la mise en oeuvre de ce procede |
US5156706A (en) * | 1982-09-07 | 1992-10-20 | Sephton Hugo H | Evaporation of liquids with dispersant added |
CN85103681A (zh) * | 1985-05-06 | 1986-11-12 | 贵阳铝镁设计研究院 | 氧化铝生产中预防蒸发器加热管结垢的方法 |
US4765913A (en) * | 1986-02-11 | 1988-08-23 | Union Oil Co. Of Calif. | Process for removing silica from silica-rich geothermal brine |
US20120006671A1 (en) * | 2010-07-07 | 2012-01-12 | General Electric Company | Control of scale formation in produced water evaporators |
AU2013356283A1 (en) * | 2012-12-03 | 2015-07-02 | Efc Solutions Inc. | Purifying aqueous mixtures derived from hydrocarbon production processes |
-
2013
- 2013-07-08 JP JP2013142346A patent/JP6186193B2/ja active Active
-
2014
- 2014-05-16 CA CA2851722A patent/CA2851722A1/en not_active Abandoned
- 2014-05-26 AU AU2014202849A patent/AU2014202849A1/en not_active Abandoned
- 2014-07-07 US US14/325,141 patent/US20150008189A1/en not_active Abandoned
- 2014-07-08 CN CN201410323022.1A patent/CN104276707A/zh active Pending
-
2018
- 2018-06-19 AU AU2018204392A patent/AU2018204392B2/en not_active Ceased
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49109267A (ja) * | 1973-02-22 | 1974-10-17 | ||
JPS6142390A (ja) * | 1984-07-31 | 1986-02-28 | Sasakura Eng Co Ltd | ボイラ給水製造法 |
JPH0724475A (ja) * | 1993-05-13 | 1995-01-27 | Mitsubishi Materials Corp | 水溶液中のシリカ回収法 |
JPH08276191A (ja) * | 1995-02-06 | 1996-10-22 | Mitsubishi Materials Corp | 水溶液中のシリカ回収方法および該方法に用いるシード |
JP2000126755A (ja) * | 1998-10-22 | 2000-05-09 | Mitsubishi Materials Corp | 地熱熱水からの懸濁物質回収方法および回収装置 |
JP2000159654A (ja) * | 1998-11-24 | 2000-06-13 | Kochi Prefecture | 化粧料 |
JP2001047032A (ja) * | 1999-08-11 | 2001-02-20 | Mitsubishi Heavy Ind Ltd | 竪型多段フラッシュ造水装置 |
JP2001092863A (ja) * | 1999-09-21 | 2001-04-06 | Shimizu Corp | 構造架構モデルのデータ入力処理システム |
JP2003172593A (ja) * | 2001-12-06 | 2003-06-20 | Ebara Corp | 開放型循環式冷却水系の冷却水の処理方法及びその装置 |
US6761865B1 (en) * | 2003-04-22 | 2004-07-13 | Union Oil Company Of California | Method for synthesizing crystalline magnesium silicates from geothermal brine |
US20100038081A1 (en) * | 2008-08-18 | 2010-02-18 | Hpd, Llc | Method for removing silica from evaporator concentrate |
WO2012008013A1 (ja) * | 2010-07-12 | 2012-01-19 | 株式会社日立製作所 | 濃縮プラント、濃縮造水発電プラント、濃縮方法及び濃縮造水発電プラントの運転方法 |
JP2012148210A (ja) * | 2011-01-17 | 2012-08-09 | Hitachi Zosen Corp | 多重効用造水装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2022174695A (ja) * | 2021-05-11 | 2022-11-24 | ウォーター チャレンジ,エス.エル. | 汚染流体から固体を抽出するための装置、及び手段 |
JP7575071B2 (ja) | 2021-05-11 | 2024-10-29 | ウォーター チャレンジ,エス.エル. | 汚染流体から固体を抽出するための装置、及び手段 |
Also Published As
Publication number | Publication date |
---|---|
CN104276707A (zh) | 2015-01-14 |
AU2014202849A1 (en) | 2015-01-22 |
AU2018204392A1 (en) | 2018-07-05 |
US20150008189A1 (en) | 2015-01-08 |
AU2018204392B2 (en) | 2019-11-21 |
CA2851722A1 (en) | 2015-01-08 |
JP6186193B2 (ja) | 2017-08-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6186240B2 (ja) | 水溶液の蒸発処理方法 | |
JP6186193B2 (ja) | 水溶液の蒸発処理方法 | |
CN104276708B (zh) | 一种电厂废水零排放处理工艺 | |
CN107619137B (zh) | 一种碳化法回收脱硫废水中钙镁的方法 | |
CN105906125B (zh) | 一种脱硫废水资源化处理方法 | |
CN204185326U (zh) | 一种电厂脱硫废水零排放处理系统 | |
CN103011482A (zh) | 酸性废水资源化利用方法 | |
CN107055579A (zh) | 从脱硫废水中回收盐的方法 | |
JP2015223538A (ja) | 水処理装置及び水処理方法 | |
JP6427235B2 (ja) | 水溶液の蒸発処理方法 | |
CN103663777B (zh) | 一种工厂含氢氟酸废水处理方法 | |
CN109607582B (zh) | 一种从脱硫废水中回收镁盐的方法及系统 | |
CN209940731U (zh) | 一种石灰乳法回收脱硫废水中钙镁离子的系统 | |
CN111439869A (zh) | 一种高盐废水零排放处理方法和系统 | |
CN106430771B (zh) | 一种分盐系统及分盐方法 | |
CN112194298B (zh) | 一种电厂全厂废水资源化处理系统及方法 | |
CN107540139B (zh) | 一种冷轧废水离子交换浓盐水的回用处理系统和方法 | |
CN112777815B (zh) | 一种含盐水的处理方法及处理系统 | |
CN204162557U (zh) | 零排放处理含硫酸盐和高硬废水的装置 | |
JP2010253360A (ja) | 冷凍機・冷温水機の冷却水の処理方法及び装置 | |
CN219807854U (zh) | 一种高碱度废水盐分提取系统 | |
CN111362490A (zh) | 脱硫废水的处理方法及系统 | |
JPH07251162A (ja) | 廃液の処理方法 | |
CN205933425U (zh) | 一种脱硫废水零排放系统 | |
CN115521016A (zh) | 一种去除高浓盐废水中硫酸根及硅的处理方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20160322 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20161118 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20161215 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20170526 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20170629 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20170707 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20170731 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6186193 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |