FR2465787A1 - Procede de gunitage du garnissage des convertisseurs en position verticale par jets de flamme et dispositif pour sa mise en oeuvre - Google Patents
Procede de gunitage du garnissage des convertisseurs en position verticale par jets de flamme et dispositif pour sa mise en oeuvre Download PDFInfo
- Publication number
- FR2465787A1 FR2465787A1 FR7923584A FR7923584A FR2465787A1 FR 2465787 A1 FR2465787 A1 FR 2465787A1 FR 7923584 A FR7923584 A FR 7923584A FR 7923584 A FR7923584 A FR 7923584A FR 2465787 A1 FR2465787 A1 FR 2465787A1
- Authority
- FR
- France
- Prior art keywords
- converter
- lining
- lance
- oxygen
- fuel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 239000001301 oxygen Substances 0.000 title claims abstract description 28
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 28
- 239000000446 fuel Substances 0.000 title claims abstract description 18
- 239000011248 coating agent Substances 0.000 title abstract description 8
- 238000000576 coating method Methods 0.000 title abstract description 8
- 238000010079 rubber tapping Methods 0.000 title 1
- 239000011819 refractory material Substances 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims description 29
- 239000000843 powder Substances 0.000 claims description 17
- 238000006073 displacement reaction Methods 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 6
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 2
- 239000002245 particle Substances 0.000 description 15
- 230000008569 process Effects 0.000 description 15
- 239000007789 gas Substances 0.000 description 14
- 239000000463 material Substances 0.000 description 13
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000005266 casting Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 239000000567 combustion gas Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 101150004367 Il4i1 gene Proteins 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 235000014380 magnesium carbonate Nutrition 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000012254 powdered material Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000009419 refurbishment Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000011378 shotcrete Substances 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/16—Making or repairing linings ; Increasing the durability of linings; Breaking away linings
- F27D1/1636—Repairing linings by projecting or spraying refractory materials on the lining
- F27D1/1642—Repairing linings by projecting or spraying refractory materials on the lining using a gunning apparatus
- F27D1/1647—Repairing linings by projecting or spraying refractory materials on the lining using a gunning apparatus the projected materials being partly melted, e.g. by exothermic reactions of metals (Al, Si) with oxygen
- F27D1/1652—Flame guniting; Use of a fuel
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/44—Refractory linings
- C21C5/441—Equipment used for making or repairing linings
- C21C5/443—Hot fettling; Flame gunning
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/16—Making or repairing linings ; Increasing the durability of linings; Breaking away linings
- F27D1/1636—Repairing linings by projecting or spraying refractory materials on the lining
- F27D1/1642—Repairing linings by projecting or spraying refractory materials on the lining using a gunning apparatus
- F27D1/1647—Repairing linings by projecting or spraying refractory materials on the lining using a gunning apparatus the projected materials being partly melted, e.g. by exothermic reactions of metals (Al, Si) with oxygen
- F27D1/1652—Flame guniting; Use of a fuel
- F27D2001/1657—Solid fuel
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7923584A FR2465787A1 (fr) | 1979-09-21 | 1979-09-21 | Procede de gunitage du garnissage des convertisseurs en position verticale par jets de flamme et dispositif pour sa mise en oeuvre |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7923584A FR2465787A1 (fr) | 1979-09-21 | 1979-09-21 | Procede de gunitage du garnissage des convertisseurs en position verticale par jets de flamme et dispositif pour sa mise en oeuvre |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2465787A1 true FR2465787A1 (fr) | 1981-03-27 |
| FR2465787B1 FR2465787B1 (index.php) | 1982-07-30 |
Family
ID=9229897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7923584A Granted FR2465787A1 (fr) | 1979-09-21 | 1979-09-21 | Procede de gunitage du garnissage des convertisseurs en position verticale par jets de flamme et dispositif pour sa mise en oeuvre |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2465787A1 (index.php) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| LU37710A1 (index.php) * | ||||
| FR1264260A (fr) * | 1960-07-26 | 1961-06-19 | Konink Nederlansche Hoogovens | Procédé pour réparer le garnissage réfractaire d'un four et four pourvu d'un dispositif pour réparer son garnissage |
| DE2200667A1 (de) * | 1972-01-07 | 1973-07-19 | Donezkij Nii Tschernoj Metallu | Verfahren und vorrichtung zum torkretieren des futters von konvertern |
| BE862093A (fr) * | 1977-12-20 | 1978-04-14 | Centre Rech Metallurgique | Procede pour proteger les parois refractaires de recipients metallurgiques |
| DE2908853A1 (de) * | 1978-03-09 | 1979-09-20 | Centre Rech Metallurgique | Verfahren zur herstellung geschuetzter, feuerfester wandungen metallurgischer gefaesse und feuerfestes erzeugnis zur durchfuehrung des verfahrens |
-
1979
- 1979-09-21 FR FR7923584A patent/FR2465787A1/fr active Granted
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| LU37710A1 (index.php) * | ||||
| FR1264260A (fr) * | 1960-07-26 | 1961-06-19 | Konink Nederlansche Hoogovens | Procédé pour réparer le garnissage réfractaire d'un four et four pourvu d'un dispositif pour réparer son garnissage |
| DE2200667A1 (de) * | 1972-01-07 | 1973-07-19 | Donezkij Nii Tschernoj Metallu | Verfahren und vorrichtung zum torkretieren des futters von konvertern |
| BE862093A (fr) * | 1977-12-20 | 1978-04-14 | Centre Rech Metallurgique | Procede pour proteger les parois refractaires de recipients metallurgiques |
| DE2908853A1 (de) * | 1978-03-09 | 1979-09-20 | Centre Rech Metallurgique | Verfahren zur herstellung geschuetzter, feuerfester wandungen metallurgischer gefaesse und feuerfestes erzeugnis zur durchfuehrung des verfahrens |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2465787B1 (index.php) | 1982-07-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |