JPS6236059U - - Google Patents

Info

Publication number

JPS6236059U

JPS6236059U JP12159385U JP12159385U JPS6236059U JP S6236059 U JPS6236059 U JP S6236059U JP 12159385 U JP12159385 U JP 12159385U JP 12159385 U JP12159385 U JP 12159385U JP S6236059 U JPS6236059 U JP S6236059U

Authority

JP

Japan

Prior art keywords

hearth opening

hole

bar member

utility

model registration

Prior art date

1985-08-09

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

Links

• Espacenet
• Global Dossier
• Discuss

• 239000000919 ceramic Substances 0.000 claims description 5
• 238000010438 heat treatment Methods 0.000 claims 3
• 239000000835 fiber Substances 0.000 claims 1
• 239000011819 refractory material Substances 0.000 description 2
• 230000002265 prevention Effects 0.000 description 1