GB1563480A - Method for decontaminating the aqueous effluents - Google Patents
Method for decontaminating the aqueous effluents Download PDFInfo
- Publication number
- GB1563480A GB1563480A GB19138/78A GB1913878A GB1563480A GB 1563480 A GB1563480 A GB 1563480A GB 19138/78 A GB19138/78 A GB 19138/78A GB 1913878 A GB1913878 A GB 1913878A GB 1563480 A GB1563480 A GB 1563480A
- Authority
- GB
- United Kingdom
- Prior art keywords
- solution
- effluents
- acid
- electrodialysis
- pipe
- 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
- 238000000034 method Methods 0.000 title claims description 25
- 239000002253 acid Substances 0.000 claims description 22
- 238000005406 washing Methods 0.000 claims description 21
- 239000003643 water by type Substances 0.000 claims description 19
- 238000000909 electrodialysis Methods 0.000 claims description 15
- 239000002699 waste material Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- 150000002739 metals Chemical class 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 6
- 230000003472 neutralizing effect Effects 0.000 claims description 6
- 239000011260 aqueous acid Substances 0.000 claims description 4
- 238000005202 decontamination Methods 0.000 claims description 4
- 230000003588 decontaminative effect Effects 0.000 claims description 4
- 238000001556 precipitation Methods 0.000 claims description 4
- 239000011369 resultant mixture Substances 0.000 claims description 3
- 239000002351 wastewater Substances 0.000 claims description 3
- 238000012986 modification Methods 0.000 claims description 2
- 230000004048 modification Effects 0.000 claims description 2
- 239000007788 liquid Substances 0.000 description 17
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 16
- 239000010949 copper Substances 0.000 description 10
- 238000007747 plating Methods 0.000 description 9
- 239000012528 membrane Substances 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 7
- 229910052759 nickel Inorganic materials 0.000 description 7
- 229910052802 copper Inorganic materials 0.000 description 6
- 150000002500 ions Chemical class 0.000 description 5
- 150000001450 anions Chemical class 0.000 description 4
- 238000005238 degreasing Methods 0.000 description 4
- 241000272168 Laridae Species 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 3
- 239000008213 purified water Substances 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 235000011149 sulphuric acid Nutrition 0.000 description 3
- 239000001117 sulphuric acid Substances 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000306 component Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005246 galvanizing Methods 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000003295 industrial effluent Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 150000001455 metallic ions Chemical class 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
- B01D61/422—Electrodialysis
- B01D61/423—Electrodialysis comprising multiple electrodialysis steps
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/16—Regeneration of process solutions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/58—Multistep processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/025—Reverse osmosis; Hyperfiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
- B01D61/422—Electrodialysis
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Supply & Treatment (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Urology & Nephrology (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT68084/77A IT1082821B (it) | 1977-05-12 | 1977-05-12 | Procedimento per il disinquinamento degli effluenti acquosi di un impianto di trattamento galvanico |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1563480A true GB1563480A (en) | 1980-03-26 |
Family
ID=11307716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB19138/78A Expired GB1563480A (en) | 1977-05-12 | 1978-05-12 | Method for decontaminating the aqueous effluents |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE866919A (it) |
| ES (1) | ES469736A1 (it) |
| FR (1) | FR2390384A1 (it) |
| GB (1) | GB1563480A (it) |
| IT (1) | IT1082821B (it) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4880511A (en) * | 1986-05-16 | 1989-11-14 | Electroplating Engineers Of Japan, Limited | Process and apparatus for recovery of precious metal compound |
| GB2385061A (en) * | 2002-02-06 | 2003-08-13 | Accentus Plc | Process water treatment using electrodialysis |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2533233B1 (fr) * | 1982-09-17 | 1986-07-18 | Perrier Materiel | Procede de recuperation de metaux a partir de solutions diluees de leurs sels et disposif pour sa mise en oeuvre |
| US4655928A (en) * | 1983-10-18 | 1987-04-07 | Gnb Incorporated | Membrane processes for metal recovery and pollution control in metal process industries |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3816587A (en) * | 1972-04-17 | 1974-06-11 | Du Pont | Selective concentration of gold,silver and copper in aqueous cyanide solutions |
| DE2537591A1 (de) * | 1975-08-23 | 1977-02-24 | Berghof Forschungsinst | Verfahren zum regenerieren von verbrauchten chromathaltigen metallbehandlungsbaedern |
| FR2325736A1 (fr) * | 1975-09-23 | 1977-04-22 | Bonnemay Maurice | Dispositif d'epuration des effluents contenant du chrome hexavalent |
-
1977
- 1977-05-12 IT IT68084/77A patent/IT1082821B/it active
-
1978
- 1978-05-10 BE BE187568A patent/BE866919A/xx unknown
- 1978-05-11 ES ES469736A patent/ES469736A1/es not_active Expired
- 1978-05-11 FR FR7814067A patent/FR2390384A1/fr not_active Withdrawn
- 1978-05-12 GB GB19138/78A patent/GB1563480A/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4880511A (en) * | 1986-05-16 | 1989-11-14 | Electroplating Engineers Of Japan, Limited | Process and apparatus for recovery of precious metal compound |
| GB2385061A (en) * | 2002-02-06 | 2003-08-13 | Accentus Plc | Process water treatment using electrodialysis |
Also Published As
| Publication number | Publication date |
|---|---|
| ES469736A1 (es) | 1978-12-16 |
| BE866919A (fr) | 1978-09-01 |
| FR2390384A1 (fr) | 1978-12-08 |
| IT1082821B (it) | 1985-05-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |