RO100390B1 - Procedeu de obtinere a unui dop refractar superaluminos - Google Patents
Procedeu de obtinere a unui dop refractar superaluminosInfo
- Publication number
- RO100390B1 RO100390B1 RO133990A RO13399088A RO100390B1 RO 100390 B1 RO100390 B1 RO 100390B1 RO 133990 A RO133990 A RO 133990A RO 13399088 A RO13399088 A RO 13399088A RO 100390 B1 RO100390 B1 RO 100390B1
- Authority
- RO
- Romania
- Prior art keywords
- superaluminous
- heat
- refractory
- obtaining process
- resistant plug
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 abstract 1
- 238000005266 casting Methods 0.000 abstract 1
- 239000011261 inert gas Substances 0.000 abstract 1
- 230000035699 permeability Effects 0.000 abstract 1
- 239000010959 steel Substances 0.000 abstract 1
Landscapes
- Treatment Of Steel In Its Molten State (AREA)
Abstract
Inventia se refera la un procedeu de obtinere a unui dop refractar superaluminos cu permeabilitate dirijata, pentru barbotarea cu gaze inerte prin fundul oalei de turnare a otelurilor speciale, tratate prin procedee cunoscute cu temperatura maxima de utilizare de 1850 degree C.Produsul refractar obtinut are o structura densa, compacta, în care se practica un anumit numar de canale cu diametrul sub 1 mm. El contine, în principal, un agregat refractar superaluminos, format din fractiuni granulometrice în diverse proportii si silicat de etil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO133990A RO100390B1 (ro) | 1988-06-15 | 1988-06-15 | Procedeu de obtinere a unui dop refractar superaluminos |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO133990A RO100390B1 (ro) | 1988-06-15 | 1988-06-15 | Procedeu de obtinere a unui dop refractar superaluminos |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO100390A2 RO100390A2 (ro) | 1990-07-26 |
| RO100390B1 true RO100390B1 (ro) | 1991-03-01 |
Family
ID=20121903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO133990A RO100390B1 (ro) | 1988-06-15 | 1988-06-15 | Procedeu de obtinere a unui dop refractar superaluminos |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO100390B1 (ro) |
-
1988
- 1988-06-15 RO RO133990A patent/RO100390B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO100390A2 (ro) | 1990-07-26 |
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