RO87226B1 - Procedeu de recuperare a coagulantilor utilizati la tratarea apelor reziduale - Google Patents
Procedeu de recuperare a coagulantilor utilizati la tratarea apelor rezidualeInfo
- Publication number
- RO87226B1 RO87226B1 RO111394A RO11139483A RO87226B1 RO 87226 B1 RO87226 B1 RO 87226B1 RO 111394 A RO111394 A RO 111394A RO 11139483 A RO11139483 A RO 11139483A RO 87226 B1 RO87226 B1 RO 87226B1
- Authority
- RO
- Romania
- Prior art keywords
- waste water
- recovery
- water treatments
- coagulants
- employed
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 4
- 239000000701 coagulant Substances 0.000 title abstract 2
- 238000011084 recovery Methods 0.000 title abstract 2
- 238000004065 wastewater treatment Methods 0.000 title 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 3
- 239000002351 wastewater Substances 0.000 abstract 3
- 239000002253 acid Substances 0.000 abstract 2
- 150000007513 acids Chemical class 0.000 abstract 2
- 230000015271 coagulation Effects 0.000 abstract 2
- 238000005345 coagulation Methods 0.000 abstract 2
- 239000011347 resin Substances 0.000 abstract 2
- 229920005989 resin Polymers 0.000 abstract 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 abstract 1
- 230000002378 acidificating effect Effects 0.000 abstract 1
- 239000004202 carbamide Substances 0.000 abstract 1
- 238000006482 condensation reaction Methods 0.000 abstract 1
- 150000004679 hydroxides Chemical class 0.000 abstract 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
Inventia se refera la un procedeu de recuperare a coagulantilor utilizati la tratarea apelor reziduale, care consta în dizolvarea hidroxizilor formati în procesul de coagulare în ape reziduale acide, acizi reziduali sau acizi neuzati, adaugarea în solutia rezultata, încalzita la 40 degree C, a ureei si formaldehidei, obtinerea de rasina formaldehidica care se spala, iar apele de spalare rezultate împreuna cu cele rezultate din reactia de condensare a rasinii se utilizeaza în procesul de coagulare a apelor reziduale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO83111394A RO87226A2 (ro) | 1983-06-24 | 1983-06-24 | Procedeu de recuperare a coagulantilor utilizati la tratarea apelor reziduale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO83111394A RO87226A2 (ro) | 1983-06-24 | 1983-06-24 | Procedeu de recuperare a coagulantilor utilizati la tratarea apelor reziduale |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO87226B1 true RO87226B1 (ro) | 1985-08-31 |
| RO87226A2 RO87226A2 (ro) | 1985-08-31 |
Family
ID=20113281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO83111394A RO87226A2 (ro) | 1983-06-24 | 1983-06-24 | Procedeu de recuperare a coagulantilor utilizati la tratarea apelor reziduale |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO87226A2 (ro) |
-
1983
- 1983-06-24 RO RO83111394A patent/RO87226A2/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO87226A2 (ro) | 1985-08-31 |
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