DE3662939D1 - Process and device for the repair of an overheated gas conduit lining by a plasma torch - Google Patents
Process and device for the repair of an overheated gas conduit lining by a plasma torchInfo
- Publication number
- DE3662939D1 DE3662939D1 DE8686440076T DE3662939T DE3662939D1 DE 3662939 D1 DE3662939 D1 DE 3662939D1 DE 8686440076 T DE8686440076 T DE 8686440076T DE 3662939 T DE3662939 T DE 3662939T DE 3662939 D1 DE3662939 D1 DE 3662939D1
- Authority
- DE
- Germany
- Prior art keywords
- plasma torch
- repair
- lining
- gas conduit
- overheated gas
- 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.)
- Expired
Links
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 or 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
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
- C21B13/125—By using plasma
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/001—Injecting additional fuel or reducing agents
- C21B5/002—Heated electrically (plasma)
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00034—Physico-chemical characteristics of the mixtures
- C04B2111/00146—Sprayable or pumpable mixtures
- C04B2111/00155—Sprayable, i.e. concrete-like, materials able to be shaped by spraying instead of by casting, e.g. gunite
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/72—Repairing or restoring existing buildings or building materials
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Ceramic Engineering (AREA)
- Metallurgy (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Plasma Technology (AREA)
- Coating By Spraying Or Casting (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8513969A FR2587697B1 (fr) | 1985-09-20 | 1985-09-20 | Procede et dispositif de reparation du garnissage refractaire d'une conduite de gaz surchauffe par une torche a plasma |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3662939D1 true DE3662939D1 (en) | 1989-05-24 |
Family
ID=9323103
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686440076T Expired DE3662939D1 (en) | 1985-09-20 | 1986-09-10 | Process and device for the repair of an overheated gas conduit lining by a plasma torch |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0215721B1 (de) |
AT (1) | ATE42394T1 (de) |
DE (1) | DE3662939D1 (de) |
FR (1) | FR2587697B1 (de) |
IT (1) | IT1215041B (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2635791B1 (fr) * | 1988-08-29 | 1992-01-10 | Truffaut Edmond | Procede de reparation de fours industriels en service ou a l'arret a l'aide d'une lance plasma-injection |
CN104833212B (zh) * | 2015-03-14 | 2017-06-23 | 何慧 | 一种用于修补耐火材料的喷枪 |
CN107574273A (zh) * | 2017-08-29 | 2018-01-12 | 武汉凯迪工程技术研究总院有限公司 | 基于等离子体加热的高炉热风系统温度调控方法与设备 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1437713A (fr) * | 1965-03-31 | 1966-05-06 | Union Carbide Corp | Procédé de revêtement de fours |
US4072502A (en) * | 1973-03-26 | 1978-02-07 | Skf Industrial Trading And Development Co. B.V. | Method apparatus for increasing blast gas temperature in a shaft furnace |
BE809209A (en) * | 1973-12-27 | 1974-04-16 | Centre Rech Metallurgique | Prodn of reducing gases for blast furnaces - by deoxidn and heating of blast furnace waste gases |
DE2739356C2 (de) * | 1977-09-01 | 1984-09-27 | Audi Nsu Auto Union Ag, 7107 Neckarsulm | Verfahren zum Auftragen von Metall-Spritzschichten auf die Innenfläche eines Hohlkörpers |
SE434650B (sv) * | 1982-06-09 | 1984-08-06 | Skf Steel Eng Ab | Sett vid utnyttjande av plasmagenerator for hojning av blestertemperaturen i en schaktugn |
-
1985
- 1985-09-20 FR FR8513969A patent/FR2587697B1/fr not_active Expired
-
1986
- 1986-09-10 EP EP86440076A patent/EP0215721B1/de not_active Expired
- 1986-09-10 DE DE8686440076T patent/DE3662939D1/de not_active Expired
- 1986-09-10 AT AT86440076T patent/ATE42394T1/de not_active IP Right Cessation
- 1986-09-16 IT IT8609479A patent/IT1215041B/it active
Also Published As
Publication number | Publication date |
---|---|
FR2587697A1 (fr) | 1987-03-27 |
FR2587697B1 (fr) | 1988-01-15 |
IT1215041B (it) | 1990-01-31 |
EP0215721A1 (de) | 1987-03-25 |
IT8609479A0 (it) | 1986-09-16 |
ATE42394T1 (de) | 1989-05-15 |
EP0215721B1 (de) | 1989-04-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0136978A3 (de) | Überschall-Flammspritzverfahren für hochkonzentriertes Material und Vorrichtung zu dessen Ausführung | |
PT78600A (en) | Process and apparatus for glass production | |
AU6982787A (en) | Method for producing iron | |
DE68918485T2 (de) | Verfahren und Apparat zur Gasprojektion. | |
MY116927A (en) | Continuous melting apparatus for low-melting point metal, improved crucible for such apparatus, and melting method using such apparatus | |
ES8701951A1 (es) | Aparato para la incineracion de residuos del tipo de carga discontinua y de combustion viva | |
DE3662939D1 (en) | Process and device for the repair of an overheated gas conduit lining by a plasma torch | |
TW257793B (en) | Process for the melting of metals in rotary furnaces and rotary melting furnace for the application of this process | |
ES473996A1 (es) | Dispositivo de precalentamiento para calderos de colada, convertidores o similares | |
ATE56473T1 (de) | Verfahren fuer den betrieb eines hochofens. | |
BR8503232A (pt) | Metodo para aquecimento do gas redutor de um alto forno | |
ZA807723B (en) | Process for improvement in heat utilization during steel production from solid iron materials | |
HU9502674D0 (en) | Method and apparatous for pyrolizing of wastes | |
GB2018295A (en) | Process for melting metal in a vertical shaft furnace | |
Gorsler | Maintenance of Ceramic Furnace Lining | |
ES2168930A1 (es) | Nuevo horno de colada para moldeo | |
ES8400819A1 (es) | Dispositivo para erigir y reparar el revestimiento refractario de hornos industriales y recipientes de funcionamiento en caliente. | |
DE3274575D1 (en) | Gas supply opening for a rotary furnace | |
Brotzmann et al. | Process for the Production of Steel From Scrap | |
DE3764571D1 (de) | Blasform fuer hochofen. | |
WO1981002167A1 (en) | Method of torch gunite application of linings of metallurgical installations | |
DK199801632A (da) | Brænder | |
Poirier et al. | Metal casting nozzle and a manufacturing process for the nozzle | |
Sugiura et al. | Method and Apparatus for Refining Steel | |
KR820000070B1 (en) | Method for producing a post-mixed stabilized scarfing pre-heating flame |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |