JPS6265788A - 金属捕集方法 - Google Patents
金属捕集方法Info
- Publication number
- JPS6265788A JPS6265788A JP20462985A JP20462985A JPS6265788A JP S6265788 A JPS6265788 A JP S6265788A JP 20462985 A JP20462985 A JP 20462985A JP 20462985 A JP20462985 A JP 20462985A JP S6265788 A JPS6265788 A JP S6265788A
- Authority
- JP
- Japan
- Prior art keywords
- sodium
- polyamine
- wastewater
- metal
- added
- 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
- 238000000034 method Methods 0.000 title claims abstract description 22
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 18
- 239000002184 metal Substances 0.000 title claims abstract description 18
- 229920000768 polyamine Polymers 0.000 claims abstract description 49
- 239000002351 wastewater Substances 0.000 claims abstract description 30
- 150000003839 salts Chemical class 0.000 claims abstract description 7
- 229910021645 metal ion Inorganic materials 0.000 claims description 41
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 claims description 16
- HYHCSLBZRBJJCH-UHFFFAOYSA-M sodium hydrosulfide Chemical compound [Na+].[SH-] HYHCSLBZRBJJCH-UHFFFAOYSA-M 0.000 claims description 8
- HYHCSLBZRBJJCH-UHFFFAOYSA-N sodium polysulfide Chemical compound [Na+].S HYHCSLBZRBJJCH-UHFFFAOYSA-N 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 abstract description 5
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 abstract description 3
- 229910000037 hydrogen sulfide Inorganic materials 0.000 abstract description 3
- 229920001021 polysulfide Polymers 0.000 abstract description 3
- 239000005077 polysulfide Substances 0.000 abstract description 3
- 150000008117 polysulfides Polymers 0.000 abstract description 3
- 150000001455 metallic ions Chemical class 0.000 abstract 3
- 150000003568 thioethers Chemical class 0.000 abstract 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 24
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 18
- 239000007864 aqueous solution Substances 0.000 description 15
- 239000000203 mixture Substances 0.000 description 12
- 239000000706 filtrate Substances 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 10
- 238000001556 precipitation Methods 0.000 description 10
- -1 dithiocarbamic acid compound Chemical class 0.000 description 8
- 235000011121 sodium hydroxide Nutrition 0.000 description 8
- 229910052717 sulfur Inorganic materials 0.000 description 7
- 239000011593 sulfur Substances 0.000 description 7
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 6
- 239000003513 alkali Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 238000004062 sedimentation Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 4
- 125000004432 carbon atom Chemical group C* 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005188 flotation Methods 0.000 description 4
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- 159000000000 sodium salts Chemical class 0.000 description 4
- OLPXIHXXKBDZES-UHFFFAOYSA-L 37488-76-9 Chemical compound [Na+].[Na+].[S-]S[S-] OLPXIHXXKBDZES-UHFFFAOYSA-L 0.000 description 3
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 125000001424 substituent group Chemical group 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 125000002252 acyl group Chemical group 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001342 alkaline earth metals Chemical class 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052793 cadmium Inorganic materials 0.000 description 2
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 235000011116 calcium hydroxide Nutrition 0.000 description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000000909 electrodialysis Methods 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 238000005342 ion exchange Methods 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 150000004986 phenylenediamines Chemical class 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- OVARTBFNCCXQKS-UHFFFAOYSA-N propan-2-one;hydrate Chemical compound O.CC(C)=O OVARTBFNCCXQKS-UHFFFAOYSA-N 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000002516 radical scavenger Substances 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 229910052979 sodium sulfide Inorganic materials 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- XBTRYWRVOBZSGM-UHFFFAOYSA-N (4-methylphenyl)methanediamine Chemical compound CC1=CC=C(C(N)N)C=C1 XBTRYWRVOBZSGM-UHFFFAOYSA-N 0.000 description 1
- IVSZLXZYQVIEFR-UHFFFAOYSA-N 1,3-Dimethylbenzene Natural products CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 description 1
- VILCJCGEZXAXTO-UHFFFAOYSA-N 2,2,2-tetramine Chemical compound NCCNCCNCCN VILCJCGEZXAXTO-UHFFFAOYSA-N 0.000 description 1
- ZAXCZCOUDLENMH-UHFFFAOYSA-N 3,3,3-tetramine Chemical compound NCCCNCCCNCCCN ZAXCZCOUDLENMH-UHFFFAOYSA-N 0.000 description 1
- HWZGZWSHHNWSBP-UHFFFAOYSA-N 3-(2,3-diaminophenoxy)benzene-1,2-diamine Chemical compound NC1=CC=CC(OC=2C(=C(N)C=CC=2)N)=C1N HWZGZWSHHNWSBP-UHFFFAOYSA-N 0.000 description 1
- XYUINKARGUCCQJ-UHFFFAOYSA-N 3-imino-n-propylpropan-1-amine Chemical compound CCCNCCC=N XYUINKARGUCCQJ-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 241000271317 Gonystylus bancanus Species 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- 241001590997 Moolgarda engeli Species 0.000 description 1
- 125000003047 N-acetyl group Chemical group 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- QLBRROYTTDFLDX-UHFFFAOYSA-N [3-(aminomethyl)cyclohexyl]methanamine Chemical compound NCC1CCCC(CN)C1 QLBRROYTTDFLDX-UHFFFAOYSA-N 0.000 description 1
- WMEKSYHDIDMJMC-UHFFFAOYSA-L [Na+].[Na+].[S-]SSS[S-] Chemical compound [Na+].[Na+].[S-]SSS[S-] WMEKSYHDIDMJMC-UHFFFAOYSA-L 0.000 description 1
- MQKATURVIVFOQI-UHFFFAOYSA-N [S-][S-].[Li+].[Li+] Chemical compound [S-][S-].[Li+].[Li+] MQKATURVIVFOQI-UHFFFAOYSA-N 0.000 description 1
- 125000003647 acryloyl group Chemical group O=C([*])C([H])=C([H])[H] 0.000 description 1
- 238000012644 addition polymerization Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 238000001479 atomic absorption spectroscopy Methods 0.000 description 1
- WLZRMCYVCSSEQC-UHFFFAOYSA-N cadmium(2+) Chemical compound [Cd+2] WLZRMCYVCSSEQC-UHFFFAOYSA-N 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- BELZJFWUNQWBES-UHFFFAOYSA-N caldopentamine Chemical compound NCCCNCCCNCCCNCCCN BELZJFWUNQWBES-UHFFFAOYSA-N 0.000 description 1
- QGJOPFRUJISHPQ-NJFSPNSNSA-N carbon disulfide-14c Chemical compound S=[14C]=S QGJOPFRUJISHPQ-NJFSPNSNSA-N 0.000 description 1
- DXHPZXWIPWDXHJ-UHFFFAOYSA-N carbon monosulfide Chemical compound [S+]#[C-] DXHPZXWIPWDXHJ-UHFFFAOYSA-N 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 229910001431 copper ion Inorganic materials 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- LMBWSYZSUOEYSN-UHFFFAOYSA-N diethyldithiocarbamic acid Chemical compound CCN(CC)C(S)=S LMBWSYZSUOEYSN-UHFFFAOYSA-N 0.000 description 1
- 229950004394 ditiocarb Drugs 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- GKQPCPXONLDCMU-CCEZHUSRSA-N lacidipine Chemical compound CCOC(=O)C1=C(C)NC(C)=C(C(=O)OCC)C1C1=CC=CC=C1\C=C\C(=O)OC(C)(C)C GKQPCPXONLDCMU-CCEZHUSRSA-N 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- BQPIGGFYSBELGY-UHFFFAOYSA-N mercury(2+) Chemical compound [Hg+2] BQPIGGFYSBELGY-UHFFFAOYSA-N 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
- XONPDZSGENTBNJ-UHFFFAOYSA-N molecular hydrogen;sodium Chemical compound [Na].[H][H] XONPDZSGENTBNJ-UHFFFAOYSA-N 0.000 description 1
- KMBPCQSCMCEPMU-UHFFFAOYSA-N n'-(3-aminopropyl)-n'-methylpropane-1,3-diamine Chemical compound NCCCN(C)CCCN KMBPCQSCMCEPMU-UHFFFAOYSA-N 0.000 description 1
- NDMDPIFRCBXTPG-UHFFFAOYSA-N n'-[2-[2-(propylamino)ethylamino]ethyl]ethane-1,2-diamine Chemical compound CCCNCCNCCNCCN NDMDPIFRCBXTPG-UHFFFAOYSA-N 0.000 description 1
- LSHROXHEILXKHM-UHFFFAOYSA-N n'-[2-[2-[2-(2-aminoethylamino)ethylamino]ethylamino]ethyl]ethane-1,2-diamine Chemical compound NCCNCCNCCNCCNCCN LSHROXHEILXKHM-UHFFFAOYSA-N 0.000 description 1
- QHJABUZHRJTCAR-UHFFFAOYSA-N n'-methylpropane-1,3-diamine Chemical compound CNCCCN QHJABUZHRJTCAR-UHFFFAOYSA-N 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920001281 polyalkylene Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 description 1
- 229910001950 potassium oxide Inorganic materials 0.000 description 1
- 159000000001 potassium salts Chemical class 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- AOHJOMMDDJHIJH-UHFFFAOYSA-N propylenediamine Chemical compound CC(N)CN AOHJOMMDDJHIJH-UHFFFAOYSA-N 0.000 description 1
- KIDHWZJUCRJVML-UHFFFAOYSA-N putrescine Chemical compound NCCCCN KIDHWZJUCRJVML-UHFFFAOYSA-N 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000001226 reprecipitation Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 150000003463 sulfur Chemical class 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 229910052716 thallium Inorganic materials 0.000 description 1
- BKVIYDNLLOSFOA-UHFFFAOYSA-N thallium Chemical compound [Tl] BKVIYDNLLOSFOA-UHFFFAOYSA-N 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 230000002747 voluntary effect Effects 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
Landscapes
- Removal Of Specific Substances (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20462985A JPS6265788A (ja) | 1985-09-17 | 1985-09-17 | 金属捕集方法 |
| AT86109995T ATE77806T1 (de) | 1985-08-05 | 1986-07-21 | Verfahren fuer die abscheidung von metallen. |
| EP86109995A EP0211305B1 (en) | 1985-08-05 | 1986-07-21 | Metal scavenging process |
| DE8686109995T DE3685861T2 (de) | 1985-08-05 | 1986-07-21 | Verfahren fuer die abscheidung von metallen. |
| US06/887,945 US4731187A (en) | 1985-08-05 | 1986-07-22 | Removal of heavy metals from waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20462985A JPS6265788A (ja) | 1985-09-17 | 1985-09-17 | 金属捕集方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6265788A true JPS6265788A (ja) | 1987-03-25 |
| JPH057080B2 JPH057080B2 (enrdf_load_html_response) | 1993-01-28 |
Family
ID=16493636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20462985A Granted JPS6265788A (ja) | 1985-08-05 | 1985-09-17 | 金属捕集方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6265788A (enrdf_load_html_response) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01218672A (ja) * | 1988-02-29 | 1989-08-31 | Nkk Corp | アルカリ含有飛灰の処理方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4926196A (enrdf_load_html_response) * | 1972-07-04 | 1974-03-08 | ||
| JPS5381477A (en) * | 1976-12-28 | 1978-07-18 | Nippon Soda Co Ltd | Removing method for heavy metal contained in solution used in treatment of exhaust gas |
| JPS60106585A (ja) * | 1983-11-15 | 1985-06-12 | Miyoshi Oil & Fat Co Ltd | 廃水の処理方法 |
-
1985
- 1985-09-17 JP JP20462985A patent/JPS6265788A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4926196A (enrdf_load_html_response) * | 1972-07-04 | 1974-03-08 | ||
| JPS5381477A (en) * | 1976-12-28 | 1978-07-18 | Nippon Soda Co Ltd | Removing method for heavy metal contained in solution used in treatment of exhaust gas |
| JPS60106585A (ja) * | 1983-11-15 | 1985-06-12 | Miyoshi Oil & Fat Co Ltd | 廃水の処理方法 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01218672A (ja) * | 1988-02-29 | 1989-08-31 | Nkk Corp | アルカリ含有飛灰の処理方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH057080B2 (enrdf_load_html_response) | 1993-01-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |