FI84888B - Gasspolsten. - Google Patents
Gasspolsten. Download PDFInfo
- Publication number
- FI84888B FI84888B FI886027A FI886027A FI84888B FI 84888 B FI84888 B FI 84888B FI 886027 A FI886027 A FI 886027A FI 886027 A FI886027 A FI 886027A FI 84888 B FI84888 B FI 84888B
- Authority
- FI
- Finland
- Prior art keywords
- gas
- stone
- intermediate space
- wear
- flushing
- Prior art date
Links
Classifications
-
- 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
- C21C5/46—Details or accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
- B22D1/002—Treatment with gases
- B22D1/005—Injection assemblies therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Gas Burners (AREA)
- Sampling And Sample Adjustment (AREA)
- Glass Compositions (AREA)
- Gas Separation By Absorption (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Ceramic Products (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Furnace Charging Or Discharging (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Colloid Chemistry (AREA)
- Detergent Compositions (AREA)
- Cleaning Or Drying Semiconductors (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Claims (7)
1. Gasspolsten av eldfast keramiskt material, vil-ken stens avnötningstillständ är optiskt observerbart och 5. vilken i en yttre kropp har placerats en inre kropp, kännetecknad därav, att gasspolstenen uppvisar ett gasgenomsläppligt mellanutrymme (3), att mellanutrym-met (3) har olika geometriska former i avnötningsrikt-ningen, sä att dä gasen strömmar genom mellanutrymmet (3) 10 syns pä gasspolstenens yta olika geometriska mönster som motsvarar det ifrägavarande avnötningstillständet.
2. Gasspolsten enligt patentkravet 1, kännetecknad därav, att mellanutrymmet (3) är beläget mellan den av spolstensmaterial bestäende yttre kroppen 15 (1) och den av spolstensmaterial bestäende inre kroppen (9) och utgör en springa.
3. Gasspolsten enligt patentkravet 2, kännetecknad därav, att springan har samma bredd genom-gäende.
4. Gasspolsten enligt patentkravet 1, känne tecknad därav, att mellanutrymmet (3) bildas av en i den yttre kroppen (1) anordnad permeabel kropp.
5. Gasspolsten enligt nägot av de föregäende patent kr aven, kännetecknad därav, att mellan- .: 25 utrymmet (3) befinner sig mellan den yttre kroppen, som bildas av spolstenens plätmantel (10), och spolstenens Övre del (11) och mellan denna och spolstenens undre del (12).
6. Gasspolsten enligt nägot av de föregäende pa-30 tentkraven, kännetecknad därav, att det geometriska mönstret syns som en flambild i samband med gas-genomströmningen.
7. Gasspolsten enligt nägot av patentkraven 1-5, kännetecknad därav, att det geometriska mönst- .---. 35 ret syns som en mörk zon i samband med gasgenomström-ningen.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3802657A DE3802657C1 (sv) | 1988-01-29 | 1988-01-29 | |
DE3802657 | 1988-01-29 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI886027A FI886027A (fi) | 1989-07-30 |
FI84888B true FI84888B (fi) | 1991-10-31 |
FI84888C FI84888C (sv) | 1992-02-10 |
Family
ID=6346246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI886027A FI84888C (sv) | 1988-01-29 | 1988-12-29 | Gasspolsten |
Country Status (11)
Country | Link |
---|---|
US (1) | US5202079A (sv) |
EP (1) | EP0325709B1 (sv) |
JP (1) | JP2597509B2 (sv) |
KR (1) | KR960008885B1 (sv) |
CN (1) | CN1014904B (sv) |
AT (1) | ATE126545T1 (sv) |
CA (1) | CA1327268C (sv) |
DE (2) | DE3802657C1 (sv) |
ES (1) | ES2076936T3 (sv) |
FI (1) | FI84888C (sv) |
ZA (1) | ZA89412B (sv) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4014509A1 (de) * | 1990-05-07 | 1991-11-14 | Didier Werke Ag | Gasspueler |
DE4039232C2 (de) * | 1990-12-08 | 1995-01-19 | Didier Werke Ag | Verfahren zur Herstellung eines Gasspülsteins und Gasspülstein |
US5330160A (en) * | 1993-05-11 | 1994-07-19 | Martin & Pagenstecher, Inc. | Gas stir plug wear indicator including low melting point component and method of use |
US5421561A (en) * | 1993-11-15 | 1995-06-06 | Martin & Pagenstecher, Inc. | Gas stir devices with refractory material erosion depth indicator and method of making the same |
DE4406563A1 (de) * | 1994-02-23 | 1995-08-24 | Matthias Keuter | Düsenrohr für blasende Sauerstoffaufblas-Konverter |
DE19504941C2 (de) * | 1995-02-15 | 1998-05-20 | Knoellinger Horst | Gasspülstein |
US5478053A (en) * | 1995-04-10 | 1995-12-26 | North American Refractories Co. Inc. | Refractory gas purging device |
DE19619204C1 (de) * | 1996-05-11 | 1997-05-22 | Veitsch Radex Ag | Gasspüleinrichtung |
BR9900824A (pt) * | 1999-03-01 | 2000-03-14 | Magnesita S A | Sistema de injeção de gases em recipientes contendo metais ou ligas fundidas. |
DE19954918C2 (de) * | 1999-11-16 | 2001-09-20 | Veitsch Radex Gmbh Wien | Feuerfester keramischer Gasspülstein |
JP2009046756A (ja) * | 2007-08-23 | 2009-03-05 | Tokyo Yogyo Co Ltd | ガス吹込みプラグ |
CN101526224B (zh) * | 2008-03-04 | 2010-11-03 | 苏州博能炉窑科技有限公司 | 蓄热烧嘴砖 |
RU2626696C2 (ru) | 2012-02-07 | 2017-07-31 | Везувиус Крусибл Компэни | Продувочная пробка для газа, содержащая индикаторы износа |
KR101819913B1 (ko) * | 2016-09-19 | 2018-01-18 | 한국내화 주식회사 | 다단형 포러스 플러그 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU82051A1 (fr) * | 1980-01-02 | 1981-09-10 | Arbed | Equipement du fond d'un recipient metallurgique pour l'injection de gaz dans un bain de metal |
SE8106056L (sv) * | 1981-05-27 | 1982-11-28 | Aikoh Co | Poros plugg for gjutmetallkerl |
FR2518240A1 (fr) * | 1981-12-16 | 1983-06-17 | Siderurgie Fse Inst Rech | Element refractaire permeable pour l'introduction d'un fluide de brassage dans un bain de metal en fusion |
US4462576A (en) * | 1982-02-24 | 1984-07-31 | Didier-Werke Ag | Apparatus for supplying gas through the wall of a metallurgical container |
AT386072B (de) * | 1983-07-18 | 1988-06-27 | Radex Deutschland Ag | Feuerfester stein, insbesondere gasspuelstein |
DE3441223A1 (de) * | 1984-11-10 | 1986-05-15 | Lichtenberg Feuerfest GmbH, 5200 Siegburg | Spueleinsatz |
DE3503221A1 (de) * | 1985-01-31 | 1986-08-14 | Didier-Werke Ag, 6200 Wiesbaden | Feuerfester gasdurchlaessiger stein |
DE3519379A1 (de) * | 1985-05-30 | 1986-12-04 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Ueberwachung des verschleisses von blasduesen bei metallurgischen verfahren |
DE3523171C1 (de) * | 1985-06-28 | 1986-10-30 | Didier-Werke Ag, 6200 Wiesbaden | Gasspueleinrichtung |
DE3526391A1 (de) * | 1985-07-24 | 1987-02-05 | Werner Fischer | Verfahren und vorrichtung zur feststellung des verschleisses von feuerfest-steinen |
DE3538498A1 (de) * | 1985-10-30 | 1987-05-07 | Didier Werke Ag | Einduesvorrichtung fuer metallurgische gefaesse |
FR2590974B1 (fr) * | 1985-12-03 | 1991-01-25 | Detalle Pol | Dispositif de detection de l'usure de briques d'insufflation de fluides dans des metaux liquides |
JPH0343221Y2 (sv) * | 1986-11-14 | 1991-09-10 |
-
1988
- 1988-01-29 DE DE3802657A patent/DE3802657C1/de not_active Expired
- 1988-11-04 DE DE3854325T patent/DE3854325D1/de not_active Expired - Lifetime
- 1988-11-04 AT AT88118372T patent/ATE126545T1/de not_active IP Right Cessation
- 1988-11-04 ES ES88118372T patent/ES2076936T3/es not_active Expired - Lifetime
- 1988-11-04 EP EP88118372A patent/EP0325709B1/de not_active Expired - Lifetime
- 1988-12-29 FI FI886027A patent/FI84888C/sv not_active IP Right Cessation
-
1989
- 1989-01-18 ZA ZA89412A patent/ZA89412B/xx unknown
- 1989-01-25 JP JP1014215A patent/JP2597509B2/ja not_active Expired - Lifetime
- 1989-01-27 KR KR1019890000898A patent/KR960008885B1/ko not_active IP Right Cessation
- 1989-01-27 CN CN89100459A patent/CN1014904B/zh not_active Expired
- 1989-01-27 CA CA000589413A patent/CA1327268C/en not_active Expired - Lifetime
- 1989-01-30 US US07/303,655 patent/US5202079A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FI84888C (sv) | 1992-02-10 |
EP0325709A2 (de) | 1989-08-02 |
US5202079A (en) | 1993-04-13 |
JP2597509B2 (ja) | 1997-04-09 |
KR890012118A (ko) | 1989-08-24 |
DE3854325D1 (de) | 1995-09-21 |
ATE126545T1 (de) | 1995-09-15 |
EP0325709A3 (en) | 1990-01-24 |
CN1036522A (zh) | 1989-10-25 |
EP0325709B1 (de) | 1995-08-16 |
DE3802657C1 (sv) | 1989-09-21 |
KR960008885B1 (ko) | 1996-07-05 |
CN1014904B (zh) | 1991-11-27 |
ES2076936T3 (es) | 1995-11-16 |
FI886027A (fi) | 1989-07-30 |
ZA89412B (en) | 1989-10-25 |
JPH01301813A (ja) | 1989-12-06 |
CA1327268C (en) | 1994-03-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: DIDIER- WERKE A.G |