RO98009B1 - Procedeu de obtinere a unui material refractar - Google Patents
Procedeu de obtinere a unui material refractarInfo
- Publication number
- RO98009B1 RO98009B1 RO128253A RO12825387A RO98009B1 RO 98009 B1 RO98009 B1 RO 98009B1 RO 128253 A RO128253 A RO 128253A RO 12825387 A RO12825387 A RO 12825387A RO 98009 B1 RO98009 B1 RO 98009B1
- Authority
- RO
- Romania
- Prior art keywords
- refractory material
- lance
- solids
- inert gas
- steel
- Prior art date
Links
- 239000011819 refractory material Substances 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 4
- 239000007787 solid Substances 0.000 abstract 3
- 229910000831 Steel Inorganic materials 0.000 abstract 2
- 238000005516 engineering process Methods 0.000 abstract 2
- 239000011261 inert gas Substances 0.000 abstract 2
- 229910052742 iron Inorganic materials 0.000 abstract 2
- 239000010959 steel Substances 0.000 abstract 2
- 230000005587 bubbling Effects 0.000 abstract 1
- 238000005266 casting Methods 0.000 abstract 1
- 238000009413 insulation Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- 238000004544 sputter deposition Methods 0.000 abstract 1
- 238000007669 thermal treatment Methods 0.000 abstract 1
Landscapes
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
Prezenta inventie se refera la un procedeu de obtinere a unui material refractar pentru protectia lancei de insuflare substante solide utilizata în tehnologia de tratare a otelului sau fontei, prin turnarea prin vibrare a unui amestec de materii prime, urmata de tratarea termica a prefabricatelor decofrate. Lancea protejata cu acest material refractar permite realizarea unor insuflari multiple, dând posibilitatea reconditionarii si marins durabilitatea în exploatare. Lancea de insuflat substante solide, concomitent cu barbotarea de gaze inerte, poate fi folosita în tehnologia de tratament al otelului, indiferent de agregatul de obtinere a fontei în oalele de transport uzuale. Se poate extinde utilizarea si pentru operatiile de barbotare cu gaze inerte, situatie în care durabilitatea este mai mare decât în cazul insuflarii de substante solide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO128253A RO98009B1 (ro) | 1987-05-18 | 1987-05-18 | Procedeu de obtinere a unui material refractar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO128253A RO98009B1 (ro) | 1987-05-18 | 1987-05-18 | Procedeu de obtinere a unui material refractar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO98009B1 true RO98009B1 (ro) | 1989-07-02 |
Family
ID=40906131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO128253A RO98009B1 (ro) | 1987-05-18 | 1987-05-18 | Procedeu de obtinere a unui material refractar |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO98009B1 (ro) |
-
1987
- 1987-05-18 RO RO128253A patent/RO98009B1/ro unknown
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