IT1157946B - Metodo per eliminare la corrosione delle apparecchiature di strippaggio usate negli impianti per la produzione di urea - Google Patents
Metodo per eliminare la corrosione delle apparecchiature di strippaggio usate negli impianti per la produzione di ureaInfo
- Publication number
- IT1157946B IT1157946B IT21666/82A IT2166682A IT1157946B IT 1157946 B IT1157946 B IT 1157946B IT 21666/82 A IT21666/82 A IT 21666/82A IT 2166682 A IT2166682 A IT 2166682A IT 1157946 B IT1157946 B IT 1157946B
- Authority
- IT
- Italy
- Prior art keywords
- stripper
- pref
- strippers
- injected
- liquid
- Prior art date
Links
- 238000005260 corrosion Methods 0.000 title abstract 3
- 230000007797 corrosion Effects 0.000 title abstract 3
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 2
- 239000004202 carbamide Substances 0.000 title abstract 2
- 239000007788 liquid Substances 0.000 abstract 3
- 238000000034 method Methods 0.000 abstract 3
- KFSLWBXXFJQRDL-UHFFFAOYSA-N Peracetic acid Chemical compound CC(=O)OO KFSLWBXXFJQRDL-UHFFFAOYSA-N 0.000 abstract 2
- 229910052783 alkali metal Inorganic materials 0.000 abstract 2
- -1 KTcO4 Inorganic materials 0.000 abstract 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 abstract 1
- 239000013543 active substance Substances 0.000 abstract 1
- 230000002411 adverse Effects 0.000 abstract 1
- 239000003513 alkali Substances 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- 229910001870 ammonium persulfate Inorganic materials 0.000 abstract 1
- 235000019395 ammonium persulphate Nutrition 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000009835 boiling Methods 0.000 abstract 1
- 239000011552 falling film Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 150000001451 organic peroxides Chemical class 0.000 abstract 1
- 230000002688 persistence Effects 0.000 abstract 1
- 239000011885 synergistic combination Substances 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
Landscapes
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT21666/82A IT1157946B (it) | 1982-06-03 | 1982-06-03 | Metodo per eliminare la corrosione delle apparecchiature di strippaggio usate negli impianti per la produzione di urea |
| DE8383101198T DE3364579D1 (en) | 1982-06-03 | 1983-02-08 | Method for avoiding the corrosion of strippers in urea manufacturing plants |
| EP83101198A EP0096151B1 (en) | 1982-06-03 | 1983-02-08 | Method for avoiding the corrosion of strippers in urea manufacturing plants |
| ES519891A ES8403531A1 (es) | 1982-06-03 | 1983-02-18 | Un metodo para pasivar la superficie de los strippers de las plantas de fabricacion de aurea. |
| CA000422202A CA1211689A (en) | 1982-06-03 | 1983-02-23 | Method for avoiding the corrosion of the strippers in the urea manufacturing plants |
| AR292243A AR240839A1 (es) | 1982-06-03 | 1983-02-28 | Metodo para evitar la corrosion de los separadores en las plantas de fabricacion de urea. |
| BR8301109A BR8301109A (pt) | 1982-06-03 | 1983-03-07 | Processo de passivar superficie de separadores de instalacoes de producao de ureia |
| PT76639A PT76639B (en) | 1982-06-03 | 1983-05-04 | Method for avoiding the corrosion of the strippers in the urea manufacturing plants |
| US07/048,458 US4758311A (en) | 1982-06-03 | 1987-05-11 | Method for avoiding the corrosion of the strippers in the urea manufacturing plants |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT21666/82A IT1157946B (it) | 1982-06-03 | 1982-06-03 | Metodo per eliminare la corrosione delle apparecchiature di strippaggio usate negli impianti per la produzione di urea |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT8221666A0 IT8221666A0 (it) | 1982-06-03 |
| IT1157946B true IT1157946B (it) | 1987-02-18 |
Family
ID=11185068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT21666/82A IT1157946B (it) | 1982-06-03 | 1982-06-03 | Metodo per eliminare la corrosione delle apparecchiature di strippaggio usate negli impianti per la produzione di urea |
Country Status (1)
| Country | Link |
|---|---|
| IT (1) | IT1157946B (it) |
-
1982
- 1982-06-03 IT IT21666/82A patent/IT1157946B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| IT8221666A0 (it) | 1982-06-03 |
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