CA1176387A - Process for treating continuous effluent streams having varying contents of different oxidizable substances with hydrogen peroxide - Google Patents
Process for treating continuous effluent streams having varying contents of different oxidizable substances with hydrogen peroxideInfo
- Publication number
- CA1176387A CA1176387A CA000406106A CA406106A CA1176387A CA 1176387 A CA1176387 A CA 1176387A CA 000406106 A CA000406106 A CA 000406106A CA 406106 A CA406106 A CA 406106A CA 1176387 A CA1176387 A CA 1176387A
- Authority
- CA
- Canada
- Prior art keywords
- stream
- process according
- value
- hydrogen peroxide
- main stream
- 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.)
- Expired
Links
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 title claims abstract description 126
- 238000000034 method Methods 0.000 title claims description 54
- 230000008569 process Effects 0.000 title claims description 53
- 239000012476 oxidizable substance Substances 0.000 title description 10
- 239000000126 substance Substances 0.000 claims abstract description 43
- 239000007800 oxidant agent Substances 0.000 claims abstract description 32
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 claims abstract description 28
- JRKICGRDRMAZLK-UHFFFAOYSA-L peroxydisulfate Chemical compound [O-]S(=O)(=O)OOS([O-])(=O)=O JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 claims abstract description 5
- 239000002351 wastewater Substances 0.000 claims description 27
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 18
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 13
- 229910052740 iodine Inorganic materials 0.000 claims description 12
- 239000011630 iodine Substances 0.000 claims description 12
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 11
- 239000002253 acid Substances 0.000 claims description 11
- 150000003839 salts Chemical group 0.000 claims description 11
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 230000001276 controlling effect Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 229910052709 silver Inorganic materials 0.000 claims description 7
- 239000004332 silver Substances 0.000 claims description 7
- 239000012425 OXONE® Substances 0.000 claims description 6
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 claims description 6
- 150000002825 nitriles Chemical class 0.000 claims description 6
- HJKYXKSLRZKNSI-UHFFFAOYSA-I pentapotassium;hydrogen sulfate;oxido sulfate;sulfuric acid Chemical group [K+].[K+].[K+].[K+].[K+].OS([O-])(=O)=O.[O-]S([O-])(=O)=O.OS(=O)(=O)O[O-].OS(=O)(=O)O[O-] HJKYXKSLRZKNSI-UHFFFAOYSA-I 0.000 claims description 6
- 229910052697 platinum Inorganic materials 0.000 claims description 6
- 230000009467 reduction Effects 0.000 claims description 6
- 150000002500 ions Chemical class 0.000 claims description 5
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 4
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 230000015556 catabolic process Effects 0.000 claims description 4
- 239000003153 chemical reaction reagent Substances 0.000 claims description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 4
- 229910052737 gold Inorganic materials 0.000 claims description 4
- 239000010931 gold Substances 0.000 claims description 4
- FHHJDRFHHWUPDG-UHFFFAOYSA-N peroxysulfuric acid Chemical compound OOS(O)(=O)=O FHHJDRFHHWUPDG-UHFFFAOYSA-N 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical class [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 claims description 3
- 150000003567 thiocyanates Chemical class 0.000 claims description 3
- 231100000331 toxic Toxicity 0.000 claims description 3
- 230000002588 toxic effect Effects 0.000 claims description 3
- 150000003464 sulfur compounds Chemical class 0.000 claims description 2
- DHCDFWKWKRSZHF-UHFFFAOYSA-L thiosulfate(2-) Chemical compound [O-]S([S-])(=O)=O DHCDFWKWKRSZHF-UHFFFAOYSA-L 0.000 claims description 2
- 150000004764 thiosulfuric acid derivatives Chemical class 0.000 claims description 2
- FHHJDRFHHWUPDG-UHFFFAOYSA-L peroxysulfate(2-) Chemical group [O-]OS([O-])(=O)=O FHHJDRFHHWUPDG-UHFFFAOYSA-L 0.000 claims 10
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims 1
- 238000001784 detoxification Methods 0.000 claims 1
- 150000004763 sulfides Chemical class 0.000 claims 1
- 230000002939 deleterious effect Effects 0.000 abstract description 17
- 125000000864 peroxy group Chemical group O(O*)* 0.000 abstract description 6
- 238000010924 continuous production Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 25
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 24
- 238000007254 oxidation reaction Methods 0.000 description 23
- 229940099408 Oxidizing agent Drugs 0.000 description 22
- 230000003647 oxidation Effects 0.000 description 20
- 238000007792 addition Methods 0.000 description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 239000007789 gas Substances 0.000 description 9
- 229910019093 NaOCl Inorganic materials 0.000 description 8
- 238000005259 measurement Methods 0.000 description 8
- 230000001590 oxidative effect Effects 0.000 description 8
- 235000011121 sodium hydroxide Nutrition 0.000 description 8
- 230000008859 change Effects 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical class OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000002156 mixing Methods 0.000 description 6
- 230000036961 partial effect Effects 0.000 description 6
- 230000007935 neutral effect Effects 0.000 description 5
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical class [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 4
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000006722 reduction reaction Methods 0.000 description 4
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 3
- 238000005660 chlorination reaction Methods 0.000 description 3
- 230000002844 continuous effect Effects 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 150000002989 phenols Chemical class 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- 239000005708 Sodium hypochlorite Substances 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 229940075397 calomel Drugs 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- ZOMNIUBKTOKEHS-UHFFFAOYSA-L dimercury dichloride Chemical compound Cl[Hg][Hg]Cl ZOMNIUBKTOKEHS-UHFFFAOYSA-L 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 2
- LTYRAPJYLUPLCI-UHFFFAOYSA-N glycolonitrile Chemical compound OCC#N LTYRAPJYLUPLCI-UHFFFAOYSA-N 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- 150000002926 oxygen Chemical class 0.000 description 2
- 150000002978 peroxides Chemical class 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 238000009938 salting Methods 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 229960005076 sodium hypochlorite Drugs 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 229910021653 sulphate ion Inorganic materials 0.000 description 2
- 150000003568 thioethers Chemical class 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000005750 Corey-Bakshi-Shibata reduction reaction Methods 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 206010057362 Underdose Diseases 0.000 description 1
- 229910052946 acanthite Inorganic materials 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 150000001447 alkali salts Chemical class 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910052925 anhydrite Inorganic materials 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 229940043430 calcium compound Drugs 0.000 description 1
- 150000001674 calcium compounds Chemical class 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 1
- CHRHZFQUDFAQEQ-UHFFFAOYSA-L calcium;2-hydroxyacetate Chemical compound [Ca+2].OCC([O-])=O.OCC([O-])=O CHRHZFQUDFAQEQ-UHFFFAOYSA-L 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- JFBJUMZWZDHTIF-UHFFFAOYSA-N chlorine chlorite Inorganic materials ClOCl=O JFBJUMZWZDHTIF-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 150000001913 cyanates Chemical class 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000003295 industrial effluent Substances 0.000 description 1
- 150000002496 iodine Chemical class 0.000 description 1
- 235000013980 iron oxide Nutrition 0.000 description 1
- -1 liquor Substances 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 238000006053 organic reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000010908 plant waste Substances 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- OKBMCNHOEMXPTM-UHFFFAOYSA-M potassium peroxymonosulfate Chemical compound [K+].OOS([O-])(=O)=O OKBMCNHOEMXPTM-UHFFFAOYSA-M 0.000 description 1
- 230000003334 potential effect Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 229910000108 silver(I,III) oxide Inorganic materials 0.000 description 1
- FSJWWSXPIWGYKC-UHFFFAOYSA-M silver;silver;sulfanide Chemical compound [SH-].[Ag].[Ag+] FSJWWSXPIWGYKC-UHFFFAOYSA-M 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 235000014692 zinc oxide Nutrition 0.000 description 1
- RNWHGQJWIACOKP-UHFFFAOYSA-N zinc;oxygen(2-) Chemical class [O-2].[Zn+2] RNWHGQJWIACOKP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/903—Nitrogenous
- Y10S210/904—-CN containing
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/908—Organic
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/916—Odor, e.g. including control or abatement
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Food Science & Technology (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Water Supply & Treatment (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP3125452.7 | 1981-06-29 | ||
| DE3125452A DE3125452C2 (de) | 1981-06-29 | 1981-06-29 | Verfahren zum Entgiften und zum Absenken des CSB und des BSB in kontinuierlichen Abwasserströmen mit wechselnden Gehalten verschiedener oxidierbarer Inhaltsstoffe mit Wasserstoffperoxid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1176387A true CA1176387A (en) | 1984-10-16 |
Family
ID=6135589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000406106A Expired CA1176387A (en) | 1981-06-29 | 1982-06-28 | Process for treating continuous effluent streams having varying contents of different oxidizable substances with hydrogen peroxide |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4416786A (enExample) |
| EP (1) | EP0068458B1 (enExample) |
| JP (1) | JPS586288A (enExample) |
| AR (1) | AR230610A1 (enExample) |
| AT (1) | ATE12089T1 (enExample) |
| AU (1) | AU549345B2 (enExample) |
| BR (1) | BR8203722A (enExample) |
| CA (1) | CA1176387A (enExample) |
| DE (2) | DE3125452C2 (enExample) |
| DK (1) | DK158892C (enExample) |
| ES (1) | ES8304041A1 (enExample) |
| FI (1) | FI75140C (enExample) |
| IL (1) | IL66128A (enExample) |
| NO (1) | NO156368C (enExample) |
| PT (1) | PT74940B (enExample) |
| ZA (1) | ZA824426B (enExample) |
Families Citing this family (57)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5814906A (ja) * | 1981-07-15 | 1983-01-28 | Kuraray Co Ltd | 透過性膜 |
| DE3440086A1 (de) * | 1984-11-02 | 1986-05-15 | Hoechst Ag, 6230 Frankfurt | Verfahren zur rueckgewinnung von edelmetallen aus ihren cyanidkomplexen |
| DE3625280A1 (de) * | 1986-07-25 | 1988-02-04 | Feldmann Hagen | Reiniger fuer trinkwasseranlagen |
| US5340467A (en) * | 1986-11-24 | 1994-08-23 | Canadian Occidental Petroleum Ltd. | Process for recovery of hydrocarbons and rejection of sand |
| US5316664A (en) * | 1986-11-24 | 1994-05-31 | Canadian Occidental Petroleum, Ltd. | Process for recovery of hydrocarbons and rejection of sand |
| US5104527A (en) * | 1988-03-24 | 1992-04-14 | Ashland Oil, Inc. | Automatic total reducers monitoring and adjustment system using titration |
| US5004696A (en) * | 1988-03-24 | 1991-04-02 | Ashland Oil, Inc. | Automatic total reducers monitoring and adjustment system |
| DE3811789A1 (de) * | 1988-04-08 | 1989-10-19 | Layer & Knoedler Abwassertechn | Verfahren zum entfernen von sulfiden aus abwaessern |
| US4851129A (en) * | 1988-04-19 | 1989-07-25 | Degussa Aktiengesellschaft | Process for the detoxification of effluents from ore processing operations with hydrogen peroxide, using a magnetic pre-separation stage |
| US4915849A (en) * | 1988-08-17 | 1990-04-10 | Degussa Aktiegesellschaft | Process for the treatment of effluents containing cyanide and other oxidizable substances |
| DE3932174A1 (de) * | 1989-09-27 | 1991-04-11 | Degussa | Verfahren zur absenkung des aox-gehaltes in wasser |
| DE4006234A1 (de) * | 1990-02-28 | 1991-08-29 | Goema Dr Goetzelmann Physikali | Verfahren zum abbau von in einer fluessigkeit enthaltenen schadstoffen |
| DE4031609A1 (de) * | 1990-03-16 | 1991-09-19 | Kodak Ag | Verfahren und vorrichtung zur aufbereitung von fluessigen rueckstaenden aus photographischen prozessen |
| DE4115290A1 (de) * | 1990-05-17 | 1991-11-21 | Sando Iron Works Co | Verfahren zur abtrennung von polyvinylalkohol |
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| DE2007727C3 (de) * | 1970-02-19 | 1974-11-21 | Hartmann, Ludwig, 7500 Karlsruhe | Verfahren zur automatischen Steuerung des biochemischen Reaktionsablaufes in einem Hauptfermenter sowie Dosiergerät und Analysenfermenter zur Durchführung des Verfahrens |
| DE2009826C3 (de) * | 1970-03-03 | 1982-04-01 | Degussa Ag, 6000 Frankfurt | Verfahren zum Entgiften von Entwickler-, Klär- und Fixierbädern bei gleichzeitiger Rückgewinnung des Silbers |
| JPS516462B2 (enExample) * | 1972-01-10 | 1976-02-27 | ||
| FR2219120A1 (en) * | 1973-02-23 | 1974-09-20 | Sidic | Simultaneous purification of cyanide and chromium-contg. effluent - by successive oxidation and reduction stages |
| DE2352856C3 (de) * | 1973-10-22 | 1978-09-28 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt | Verfahren zum Entgiften von Abwässern in denen Cyanide und/oder Cyanhydrine und/oder Nitrile enthalten sind |
| US4104162A (en) * | 1974-04-22 | 1978-08-01 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Koessler | Process for detoxification of formaldehyde containing waste waters |
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| DE2931765C2 (de) * | 1979-08-04 | 1982-08-19 | Diehl GmbH & Co, 8500 Nürnberg | Detonator ohne Initialsprengstoff |
-
1981
- 1981-06-29 DE DE3125452A patent/DE3125452C2/de not_active Expired
-
1982
- 1982-04-26 NO NO821360A patent/NO156368C/no unknown
- 1982-04-28 ES ES511776A patent/ES8304041A1/es not_active Expired
- 1982-05-13 FI FI821694A patent/FI75140C/fi not_active IP Right Cessation
- 1982-05-20 PT PT74940A patent/PT74940B/pt unknown
- 1982-06-21 DK DK277882A patent/DK158892C/da not_active IP Right Cessation
- 1982-06-22 ZA ZA824426A patent/ZA824426B/xx unknown
- 1982-06-24 IL IL66128A patent/IL66128A/xx unknown
- 1982-06-25 EP EP82105632A patent/EP0068458B1/de not_active Expired
- 1982-06-25 AT AT82105632T patent/ATE12089T1/de not_active IP Right Cessation
- 1982-06-25 DE DE8282105632T patent/DE3262541D1/de not_active Expired
- 1982-06-25 BR BR8203722A patent/BR8203722A/pt not_active IP Right Cessation
- 1982-06-28 CA CA000406106A patent/CA1176387A/en not_active Expired
- 1982-06-28 US US06/392,464 patent/US4416786A/en not_active Expired - Lifetime
- 1982-06-29 JP JP57110912A patent/JPS586288A/ja active Granted
- 1982-06-29 AU AU85437/82A patent/AU549345B2/en not_active Ceased
- 1982-06-29 AR AR289832A patent/AR230610A1/es active
Also Published As
| Publication number | Publication date |
|---|---|
| DE3125452C2 (de) | 1985-09-12 |
| US4416786A (en) | 1983-11-22 |
| JPH0117431B2 (enExample) | 1989-03-30 |
| FI821694A0 (fi) | 1982-05-13 |
| FI821694A7 (fi) | 1982-12-30 |
| ES511776A0 (es) | 1983-02-16 |
| EP0068458A3 (en) | 1983-06-22 |
| ATE12089T1 (de) | 1985-03-15 |
| IL66128A0 (en) | 1982-09-30 |
| AR230610A1 (es) | 1984-05-31 |
| FI75140C (fi) | 1988-05-09 |
| DK158892C (da) | 1991-01-21 |
| DK277882A (da) | 1982-12-30 |
| ZA824426B (en) | 1983-07-27 |
| ES8304041A1 (es) | 1983-02-16 |
| JPS586288A (ja) | 1983-01-13 |
| PT74940A (de) | 1982-06-01 |
| AU549345B2 (en) | 1986-01-23 |
| NO821360L (no) | 1982-12-30 |
| IL66128A (en) | 1985-11-29 |
| DK158892B (da) | 1990-07-30 |
| FI75140B (fi) | 1988-01-29 |
| EP0068458A2 (de) | 1983-01-05 |
| NO156368C (no) | 1987-09-09 |
| DE3125452A1 (de) | 1983-01-20 |
| NO156368B (no) | 1987-06-01 |
| EP0068458B1 (de) | 1985-03-13 |
| DE3262541D1 (en) | 1985-04-18 |
| PT74940B (de) | 1983-12-23 |
| BR8203722A (pt) | 1983-06-21 |
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