RO93336B1 - PROCEDEU DE DURIFICARE A PIESELOR CARE LUCREAZA îN MEDII COROSIVE, APOASE SI ACIDE - Google Patents
PROCEDEU DE DURIFICARE A PIESELOR CARE LUCREAZA îN MEDII COROSIVE, APOASE SI ACIDEInfo
- Publication number
- RO93336B1 RO93336B1 RO121891A RO12189186A RO93336B1 RO 93336 B1 RO93336 B1 RO 93336B1 RO 121891 A RO121891 A RO 121891A RO 12189186 A RO12189186 A RO 12189186A RO 93336 B1 RO93336 B1 RO 93336B1
- Authority
- RO
- Romania
- Prior art keywords
- aqueous
- corroding
- acid media
- pieces working
- hardening
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 239000002253 acid Substances 0.000 title 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 abstract 1
- 230000002378 acidificating effect Effects 0.000 abstract 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 229910052593 corundum Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- 238000005469 granulation Methods 0.000 abstract 1
- 230000003179 granulation Effects 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract 1
Landscapes
- Powder Metallurgy (AREA)
- Magnetic Record Carriers (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
Prezenta inventie se refera la un procedeu de aplicare de straturi de durificare rezistente la coroziune în medii apoase si acide, folosind o pulbere cu reteta: Al2O3...90.80%; Na2O...0,04%; SiO2...0,03%; cu o granulatie de 30 + 60 microni.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO121891A RO93336B1 (ro) | 1986-01-17 | 1986-01-17 | PROCEDEU DE DURIFICARE A PIESELOR CARE LUCREAZA îN MEDII COROSIVE, APOASE SI ACIDE |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO121891A RO93336B1 (ro) | 1986-01-17 | 1986-01-17 | PROCEDEU DE DURIFICARE A PIESELOR CARE LUCREAZA îN MEDII COROSIVE, APOASE SI ACIDE |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO93336A2 RO93336A2 (ro) | 1987-12-31 |
| RO93336B1 true RO93336B1 (ro) | 1988-01-01 |
Family
ID=20118877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO121891A RO93336B1 (ro) | 1986-01-17 | 1986-01-17 | PROCEDEU DE DURIFICARE A PIESELOR CARE LUCREAZA îN MEDII COROSIVE, APOASE SI ACIDE |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO93336B1 (ro) |
-
1986
- 1986-01-17 RO RO121891A patent/RO93336B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO93336A2 (ro) | 1987-12-31 |
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