SU152603A1 - - Google Patents
Info
- Publication number
- SU152603A1 SU152603A1 SU765696A SU765696A SU152603A1 SU 152603 A1 SU152603 A1 SU 152603A1 SU 765696 A SU765696 A SU 765696A SU 765696 A SU765696 A SU 765696A SU 152603 A1 SU152603 A1 SU 152603A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- hydrochloric
- ferrous metals
- phosphoric acid
- acid
- etching
- Prior art date
Links
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 10
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 235000011007 phosphoric acid Nutrition 0.000 description 6
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 5
- -1 ferrous metals Chemical class 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 238000003486 chemical etching Methods 0.000 description 3
- 235000011167 hydrochloric acid Nutrition 0.000 description 3
- 239000010953 base metal Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid group Chemical class S(O)(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SU152603A1 true SU152603A1 (enrdf_load_stackoverflow) | |
| SU152603A3 SU152603A3 (enrdf_load_stackoverflow) | 1900-01-01 |
Family
ID=2059397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU765696A SU152603A3 (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| SU (1) | SU152603A3 (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0029418B1 (en) * | 1979-11-06 | 1984-10-24 | Boliden Aktiebolag | A method of acid pickling iron and iron alloys and a composition for carrying out the method |
| DE3163015D1 (en) * | 1980-01-18 | 1984-05-17 | Boliden Ab | A method of regenerating pickling solutions |
| US4713119A (en) * | 1986-03-20 | 1987-12-15 | Stauffer Chemical Company | Process for removing alkali metal aluminum silicate scale deposits from surfaces of chemical process equipment |
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0
- SU SU765696A patent/SU152603A3/ru active
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