JPH03111549U - - Google Patents

Info

Publication number
JPH03111549U
JPH03111549U JP2090090U JP2090090U JPH03111549U JP H03111549 U JPH03111549 U JP H03111549U JP 2090090 U JP2090090 U JP 2090090U JP 2090090 U JP2090090 U JP 2090090U JP H03111549 U JPH03111549 U JP H03111549U
Authority
JP
Japan
Prior art keywords
tuyere
blast furnace
blow pipe
pulverized coal
coal blowing
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.)
Pending
Application number
JP2090090U
Other languages
English (en)
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 filed Critical
Priority to JP2090090U priority Critical patent/JPH03111549U/ja
Publication of JPH03111549U publication Critical patent/JPH03111549U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Blast Furnaces (AREA)

Description

【図面の簡単な説明】
第1図は、本考案に係わる高炉羽口の構造の断
面説明図、第2図は、実験炉に装備した羽口の概
略説明図、第3図は、微粉炭吹き込み位置と微粉
炭燃焼率との関係を示す図、第4図a、第4図b
、第5図a乃至第5図bは、従来技術の説明図で
ある。 1……羽口本体、2……冷却水の流通室、3…
…耐火物、4……ブローパイプ、5……微粉炭吹
き込みバーナ、6……ブローパイプの壁、7……
先端部、8……耐火物止め。

Claims (1)

    【実用新案登録請求の範囲】
  1. 熱風炉などからの熱風を送風するブローパイプ
    と、このブローパイプに連接し先端を高炉内に臨
    ませた羽口と、ブローパイプ壁を貫通させ先端を
    羽口内に臨ませた微粉炭吹き込みバーナとを具備
    する高炉羽口の構造において、微粉炭吹き込みバ
    ーナの先端が、羽口先端からそれより後方300
    mmの間に設けられると共に、羽口の全内周面に耐
    火物層が被覆されてなることを特徴とする高炉羽
    口の構造。
JP2090090U 1990-02-28 1990-02-28 Pending JPH03111549U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2090090U JPH03111549U (ja) 1990-02-28 1990-02-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2090090U JPH03111549U (ja) 1990-02-28 1990-02-28

Publications (1)

Publication Number Publication Date
JPH03111549U true JPH03111549U (ja) 1991-11-14

Family

ID=31523983

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2090090U Pending JPH03111549U (ja) 1990-02-28 1990-02-28

Country Status (1)

Country Link
JP (1) JPH03111549U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01240608A (ja) * 1988-03-18 1989-09-26 Nippon Steel Corp 高炉羽口断熱リング

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01240608A (ja) * 1988-03-18 1989-09-26 Nippon Steel Corp 高炉羽口断熱リング

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