AT326169B - LOCK FOR INTRODUCING BULK MATERIAL INTO GAS-TIGHT ENCLOSED ROOMS, IN PARTICULAR ALLOY ELEMENTS IN STEEL DEGASSES - Google Patents
LOCK FOR INTRODUCING BULK MATERIAL INTO GAS-TIGHT ENCLOSED ROOMS, IN PARTICULAR ALLOY ELEMENTS IN STEEL DEGASSESInfo
- Publication number
- AT326169B AT326169B AT638970A AT638970A AT326169B AT 326169 B AT326169 B AT 326169B AT 638970 A AT638970 A AT 638970A AT 638970 A AT638970 A AT 638970A AT 326169 B AT326169 B AT 326169B
- Authority
- AT
- Austria
- Prior art keywords
- degasses
- lock
- steel
- gas
- bulk material
- 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/10—Handling in a vacuum
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/18—Bell-and-hopper arrangements
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Sealing Devices (AREA)
- Reciprocating Pumps (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
- Details Of Reciprocating Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19691948440 DE1948440C3 (en) | 1969-09-25 | 1969-09-25 | Sluice for introducing bulk goods into gas-tight sealed rooms, in particular alloying elements in steel degassing vessels |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA638970A ATA638970A (en) | 1975-02-15 |
AT326169B true AT326169B (en) | 1975-11-25 |
Family
ID=5746438
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT638970A AT326169B (en) | 1969-09-25 | 1970-07-14 | LOCK FOR INTRODUCING BULK MATERIAL INTO GAS-TIGHT ENCLOSED ROOMS, IN PARTICULAR ALLOY ELEMENTS IN STEEL DEGASSES |
Country Status (4)
Country | Link |
---|---|
AT (1) | AT326169B (en) |
DE (1) | DE1948440C3 (en) |
FR (1) | FR2061473A5 (en) |
GB (1) | GB1257599A (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4185587A (en) * | 1978-04-06 | 1980-01-29 | Chore-Time Equipment, Inc. | Hog feeder |
GB2171928B (en) * | 1985-03-05 | 1989-06-14 | And Boiler Repair Service Limi | Debris removal |
DE19749829A1 (en) * | 1997-11-11 | 1999-05-12 | Intocast Ag | Metallurgical vessel |
NL1012202C2 (en) * | 1999-06-01 | 2000-12-04 | Corus Technology B V | Filling system for blast furnace, has hollow elastic seal connected to gas source provided in groove in adaptor surface of hopper in contact with bell jar |
DE102014117788A1 (en) * | 2014-12-03 | 2016-06-09 | L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude | Locking system with a cone lock |
EP3290492B1 (en) * | 2016-09-06 | 2021-11-10 | L'air Liquide, Société Anonyme Pour L'Étude Et L'exploitation Des Procédés Georges Claude | Procedure for retrofitting a closure of a bulk goods port |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2599334A (en) * | 1947-07-26 | 1952-06-03 | Republic Steel Corp | Seal for blast furnace hoppers and bells |
DE1234246B (en) * | 1963-02-13 | 1967-02-16 | Beteiligungs & Patentverw Gmbh | Top hatch seal for shaft furnaces, especially high-pressure blast furnaces |
US3221906A (en) * | 1964-02-11 | 1965-12-07 | Norwood B Melcher | Sealing system for blast furnace bells for high pressure top operation |
-
1969
- 1969-09-25 DE DE19691948440 patent/DE1948440C3/en not_active Expired
-
1970
- 1970-07-14 AT AT638970A patent/AT326169B/en not_active IP Right Cessation
- 1970-08-19 GB GB1257599D patent/GB1257599A/en not_active Expired
- 1970-09-16 FR FR7033501A patent/FR2061473A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1948440C3 (en) | 1983-12-22 |
GB1257599A (en) | 1971-12-22 |
DE1948440A1 (en) | 1971-04-15 |
ATA638970A (en) | 1975-02-15 |
DE1948440B2 (en) | 1972-06-29 |
FR2061473A5 (en) | 1971-06-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |