EP0407727A3 - Gas bubbling device - Google Patents

Gas bubbling device Download PDF

Info

Publication number
EP0407727A3
EP0407727A3 EP19900110434 EP90110434A EP0407727A3 EP 0407727 A3 EP0407727 A3 EP 0407727A3 EP 19900110434 EP19900110434 EP 19900110434 EP 90110434 A EP90110434 A EP 90110434A EP 0407727 A3 EP0407727 A3 EP 0407727A3
Authority
EP
European Patent Office
Prior art keywords
gas bubbling
bubbling device
gas
bubbling
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.)
Withdrawn
Application number
EP19900110434
Other languages
German (de)
Other versions
EP0407727A2 (en
Inventor
Wilhelm Langenfeld
Hans Rothfuss
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Didier Werke AG
Original Assignee
Didier Werke AG
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 Didier Werke AG filed Critical Didier Werke AG
Publication of EP0407727A2 publication Critical patent/EP0407727A2/en
Publication of EP0407727A3 publication Critical patent/EP0407727A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Furnace Charging Or Discharging (AREA)
EP19900110434 1989-07-12 1990-06-01 Gas bubbling device Withdrawn EP0407727A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3922871 1989-07-12
DE19893922871 DE3922871A1 (en) 1989-07-12 1989-07-12 GAS PLEASE DEVICE

Publications (2)

Publication Number Publication Date
EP0407727A2 EP0407727A2 (en) 1991-01-16
EP0407727A3 true EP0407727A3 (en) 1991-12-27

Family

ID=6384791

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19900110434 Withdrawn EP0407727A3 (en) 1989-07-12 1990-06-01 Gas bubbling device

Country Status (2)

Country Link
EP (1) EP0407727A3 (en)
DE (1) DE3922871A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4406563A1 (en) * 1994-02-23 1995-08-24 Matthias Keuter Oxygen-blown converter blowing nozzle

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE684243C (en) * 1939-02-16 1939-11-24 Demag Akt Ges Converter lower part with built-in nozzle bodies
JPS60162720A (en) * 1984-02-03 1985-08-24 Nippon Steel Corp Sealing method of gas blowing device
EP0297067A1 (en) * 1987-06-23 1988-12-28 Höganäs AB Metallurgical nozzle
AT387404B (en) * 1987-04-30 1989-01-25 Radex Austria Ag Method for determining the residual thickness of refractory bricks, and refractory brick for carrying out this method
JPH06196022A (en) * 1992-12-22 1994-07-15 Shin Etsu Chem Co Ltd High dielectric substance

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE684243C (en) * 1939-02-16 1939-11-24 Demag Akt Ges Converter lower part with built-in nozzle bodies
JPS60162720A (en) * 1984-02-03 1985-08-24 Nippon Steel Corp Sealing method of gas blowing device
AT387404B (en) * 1987-04-30 1989-01-25 Radex Austria Ag Method for determining the residual thickness of refractory bricks, and refractory brick for carrying out this method
EP0297067A1 (en) * 1987-06-23 1988-12-28 Höganäs AB Metallurgical nozzle
JPH06196022A (en) * 1992-12-22 1994-07-15 Shin Etsu Chem Co Ltd High dielectric substance

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN Band 10, Nr. 276 (C-373)(2332), 19. September 1986; & JP - A - 6196022 (NIPPON STEEL) 14.05.1986 *
PATENT ABSTRACTS OF JAPAN Band 9, Nr. 331 (C-321)(2054), 25. Dezember 1985; & JP - A - 60162720 (SHIN NIPPON SEITETSU) 24.08.1985 *

Also Published As

Publication number Publication date
DE3922871A1 (en) 1991-01-24
EP0407727A2 (en) 1991-01-16

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