JPH0318494Y2 - - Google Patents

Info

Publication number

JPH0318494Y2

JPH0318494Y2 JP3861987U JP3861987U JPH0318494Y2 JP H0318494 Y2 JPH0318494 Y2 JP H0318494Y2 JP 3861987 U JP3861987 U JP 3861987U JP 3861987 U JP3861987 U JP 3861987U JP H0318494 Y2 JPH0318494 Y2 JP H0318494Y2

Authority

JP

Japan

Prior art keywords

oxygen

blowpipe

blast furnace

taphole

pig iron

Prior art date

1987-03-16

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.)

Expired

Links

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• QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 62
• 229910052760 oxygen Inorganic materials 0.000 claims description 62
• 239000001301 oxygen Substances 0.000 claims description 62
• 229910000805 Pig iron Inorganic materials 0.000 claims description 25
• 238000004804 winding Methods 0.000 claims description 12
• 239000000725 suspension Substances 0.000 claims description 3
• 238000010079 rubber tapping Methods 0.000 claims description 2
• 238000005553 drilling Methods 0.000 description 13
• 229910000831 Steel Inorganic materials 0.000 description 12
• 239000010959 steel Substances 0.000 description 12
• XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
• 230000006378 damage Effects 0.000 description 8
• 238000007664 blowing Methods 0.000 description 5
• 239000002184 metal Substances 0.000 description 5
• 229910052751 metal Inorganic materials 0.000 description 5
• MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 4
• 208000027418 Wounds and injury Diseases 0.000 description 4
• 239000011247 coating layer Substances 0.000 description 4
• 229910001882 dioxygen Inorganic materials 0.000 description 4
• 229910052742 iron Inorganic materials 0.000 description 4
• 238000004080 punching Methods 0.000 description 4
• 238000005452 bending Methods 0.000 description 3
• 238000010586 diagram Methods 0.000 description 3
• 230000000694 effects Effects 0.000 description 3
• 238000009413 insulation Methods 0.000 description 3
• 208000014674 injury Diseases 0.000 description 2
• 230000003014 reinforcing effect Effects 0.000 description 2
• 239000002893 slag Substances 0.000 description 2
• 229910000975 Carbon steel Inorganic materials 0.000 description 1
• 230000005540 biological transmission Effects 0.000 description 1
• 230000015572 biosynthetic process Effects 0.000 description 1
• -1 blowpipe Substances 0.000 description 1
• 239000010962 carbon steel Substances 0.000 description 1
• 239000000470 constituent Substances 0.000 description 1
• 238000005516 engineering process Methods 0.000 description 1
• 238000005339 levitation Methods 0.000 description 1
• 230000007774 longterm Effects 0.000 description 1
• 238000012423 maintenance Methods 0.000 description 1
• 230000007257 malfunction Effects 0.000 description 1
• 239000000463 material Substances 0.000 description 1
• 239000000155 melt Substances 0.000 description 1
• 238000003825 pressing Methods 0.000 description 1
• 230000002787 reinforcement Effects 0.000 description 1
• 238000005096 rolling process Methods 0.000 description 1
• 238000004904 shortening Methods 0.000 description 1
• 238000007711 solidification Methods 0.000 description 1
• 230000008023 solidification Effects 0.000 description 1
• 239000002023 wood Substances 0.000 description 1