ATA638970A - LOCK FOR INTRODUCING BULK MATERIAL INTO GAS-TIGHTLY LOCKED ROOMS, IN PARTICULAR ALLOY ELEMENTS IN STEEL DEGASSING VESSELS - Google Patents

LOCK FOR INTRODUCING BULK MATERIAL INTO GAS-TIGHTLY LOCKED ROOMS, IN PARTICULAR ALLOY ELEMENTS IN STEEL DEGASSING VESSELS

Info

Publication number
ATA638970A
ATA638970A AT638970A AT638970A ATA638970A AT A638970 A ATA638970 A AT A638970A AT 638970 A AT638970 A AT 638970A AT 638970 A AT638970 A AT 638970A AT A638970 A ATA638970 A AT A638970A
Authority
AT
Austria
Prior art keywords
lock
gas
bulk material
alloy elements
tightly locked
Prior art date
Application number
AT638970A
Other languages
German (de)
Other versions
AT326169B (en
Original Assignee
Hoesch
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hoesch filed Critical Hoesch
Publication of ATA638970A publication Critical patent/ATA638970A/en
Application granted granted Critical
Publication of AT326169B publication Critical patent/AT326169B/en

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)
AT638970A 1969-09-25 1970-07-14 LOCK FOR INTRODUCING BULK MATERIAL INTO GAS-TIGHT ENCLOSED ROOMS, IN PARTICULAR ALLOY ELEMENTS IN STEEL DEGASSES AT326169B (en)

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 true ATA638970A (en) 1975-02-15
AT326169B 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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE1948440C3 (en) 1983-12-22
GB1257599A (en) 1971-12-22
DE1948440A1 (en) 1971-04-15
AT326169B (en) 1975-11-25
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