CH514676A - Top hatch seal for shaft furnaces that can be operated in the high pressure process, especially for pressure furnaces - Google Patents

Top hatch seal for shaft furnaces that can be operated in the high pressure process, especially for pressure furnaces

Info

Publication number
CH514676A
CH514676A CH500570A CH500570A CH514676A CH 514676 A CH514676 A CH 514676A CH 500570 A CH500570 A CH 500570A CH 500570 A CH500570 A CH 500570A CH 514676 A CH514676 A CH 514676A
Authority
CH
Switzerland
Prior art keywords
furnaces
operated
high pressure
top hatch
pressure
Prior art date
Application number
CH500570A
Other languages
German (de)
Inventor
Nieboer Pieter
Original Assignee
Demag 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 Demag Ag filed Critical Demag Ag
Publication of CH514676A publication Critical patent/CH514676A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/18—Bell-and-hopper arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
  • Blast Furnaces (AREA)
CH500570A 1969-08-29 1970-04-02 Top hatch seal for shaft furnaces that can be operated in the high pressure process, especially for pressure furnaces CH514676A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691943961 DE1943961A1 (en) 1969-08-29 1969-08-29 Top hatch seal for shaft furnaces that can be operated in the high pressure process, especially for pressure furnaces

Publications (1)

Publication Number Publication Date
CH514676A true CH514676A (en) 1971-10-31

Family

ID=5744127

Family Applications (1)

Application Number Title Priority Date Filing Date
CH500570A CH514676A (en) 1969-08-29 1970-04-02 Top hatch seal for shaft furnaces that can be operated in the high pressure process, especially for pressure furnaces

Country Status (4)

Country Link
JP (1) JPS4911281B1 (en)
CH (1) CH514676A (en)
DE (1) DE1943961A1 (en)
FR (1) FR2048395A5 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE795182A (en) * 1972-02-24 1973-05-29 Thyssen Niederrhein Ag VALVE SHUTTER FOR IRON SPONGE COLLECTION ARRANGEMENT

Also Published As

Publication number Publication date
DE1943961A1 (en) 1971-03-11
FR2048395A5 (en) 1971-03-19
JPS4911281B1 (en) 1974-03-15

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Legal Events

Date Code Title Description
PL Patent ceased