JPH0282757U - - Google Patents

Info

Publication number
JPH0282757U
JPH0282757U JP16099188U JP16099188U JPH0282757U JP H0282757 U JPH0282757 U JP H0282757U JP 16099188 U JP16099188 U JP 16099188U JP 16099188 U JP16099188 U JP 16099188U JP H0282757 U JPH0282757 U JP H0282757U
Authority
JP
Japan
Prior art keywords
porous plug
gas permeable
gas
ventilation
comprised
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
JP16099188U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0332512Y2 (US06521211-20030218-C00004.png
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 JP16099188U priority Critical patent/JPH0332512Y2/ja
Publication of JPH0282757U publication Critical patent/JPH0282757U/ja
Application granted granted Critical
Publication of JPH0332512Y2 publication Critical patent/JPH0332512Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
JP16099188U 1988-12-12 1988-12-12 Expired JPH0332512Y2 (US06521211-20030218-C00004.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16099188U JPH0332512Y2 (US06521211-20030218-C00004.png) 1988-12-12 1988-12-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16099188U JPH0332512Y2 (US06521211-20030218-C00004.png) 1988-12-12 1988-12-12

Publications (2)

Publication Number Publication Date
JPH0282757U true JPH0282757U (US06521211-20030218-C00004.png) 1990-06-26
JPH0332512Y2 JPH0332512Y2 (US06521211-20030218-C00004.png) 1991-07-10

Family

ID=31443543

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16099188U Expired JPH0332512Y2 (US06521211-20030218-C00004.png) 1988-12-12 1988-12-12

Country Status (1)

Country Link
JP (1) JPH0332512Y2 (US06521211-20030218-C00004.png)

Also Published As

Publication number Publication date
JPH0332512Y2 (US06521211-20030218-C00004.png) 1991-07-10

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