JPH0464555U - - Google Patents

Info

Publication number
JPH0464555U
JPH0464555U JP10577990U JP10577990U JPH0464555U JP H0464555 U JPH0464555 U JP H0464555U JP 10577990 U JP10577990 U JP 10577990U JP 10577990 U JP10577990 U JP 10577990U JP H0464555 U JPH0464555 U JP H0464555U
Authority
JP
Japan
Prior art keywords
blowing nozzle
gas blowing
less
tuyere
gas
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.)
Granted
Application number
JP10577990U
Other languages
English (en)
Other versions
JP2544719Y2 (ja
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 JP1990105779U priority Critical patent/JP2544719Y2/ja
Publication of JPH0464555U publication Critical patent/JPH0464555U/ja
Application granted granted Critical
Publication of JP2544719Y2 publication Critical patent/JP2544719Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Treatment Of Steel In Its Molten State (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例の溶融金属容器のガ
ス吹込みノズル部の側断面図、第２図は第１図の
矢視Ａ−Ａ平断面図、第３図、第４図は同上のガ
ス吹込みノズルの取り替え説明用側断面図、第５
図、第６図は同上のガス吹込みノズル、定形耐火
物れんがの取り替え説明用側断面図である。 １……溶融金属容器、２……炉底部、３……ガ
ス吹込みノズル、９，１４……定形耐火物れんが
、１２，１６……耐火物粒層。

Claims (1)

  1. 【実用新案登録請求の範囲】 羽口部に装着するガス吹込みノズルからガスを
    吹き込んで溶融金属を精錬する溶融金属容器のガ
    ス吹込みノズルの羽口構造において、 ガス吹込みノズルの外周部またはガス吹込みノ
    ズルを装着した羽口れんがの外周部に、融点が１
    ０００℃以上の耐火性を有し、５００℃以上で焼
    結しない耐火物粒層を設けるとともに、 上記耐火物粒層の耐火物粒の粒度が１０mm以下
    で、０．１mm以下のものが５重量％以下であるこ
    とを特徴とする溶融金属容器のガス吹込みノズル
    の羽口構造。
JP1990105779U 1990-10-08 1990-10-08 溶融金属容器のガス吹込みノズルの羽口構造 Expired - Fee Related JP2544719Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990105779U JP2544719Y2 (ja) 1990-10-08 1990-10-08 溶融金属容器のガス吹込みノズルの羽口構造

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990105779U JP2544719Y2 (ja) 1990-10-08 1990-10-08 溶融金属容器のガス吹込みノズルの羽口構造

Publications (2)

Publication Number Publication Date
JPH0464555U true JPH0464555U (ja) 1992-06-03
JP2544719Y2 JP2544719Y2 (ja) 1997-08-20

Family

ID=31851602

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990105779U Expired - Fee Related JP2544719Y2 (ja) 1990-10-08 1990-10-08 溶融金属容器のガス吹込みノズルの羽口構造

Country Status (1)

Country Link
JP (1) JP2544719Y2 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0464556U (ja) * 1990-10-08 1992-06-03
WO2004079413A1 (ja) * 2003-03-04 2004-09-16 Nakan Corporation 偏光膜製造装置
WO2004079020A1 (ja) * 2003-03-03 2004-09-16 Jfe Engineering Corporation 転炉底吹き羽口の切替方法および交換方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6160126A (ja) * 1984-08-31 1986-03-27 Toshiba Corp シフト制御回路
JPS6167711A (ja) * 1984-09-11 1986-04-07 Nippon Steel Corp ガスならびに精錬剤の吹込装置
JPH0189947U (ja) * 1987-12-07 1989-06-13
JPH0464556U (ja) * 1990-10-08 1992-06-03

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6160126A (ja) * 1984-08-31 1986-03-27 Toshiba Corp シフト制御回路
JPS6167711A (ja) * 1984-09-11 1986-04-07 Nippon Steel Corp ガスならびに精錬剤の吹込装置
JPH0189947U (ja) * 1987-12-07 1989-06-13
JPH0464556U (ja) * 1990-10-08 1992-06-03

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0464556U (ja) * 1990-10-08 1992-06-03
WO2004079020A1 (ja) * 2003-03-03 2004-09-16 Jfe Engineering Corporation 転炉底吹き羽口の切替方法および交換方法
WO2004079413A1 (ja) * 2003-03-04 2004-09-16 Nakan Corporation 偏光膜製造装置

Also Published As

Publication number Publication date
JP2544719Y2 (ja) 1997-08-20

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