JPH0274329U - - Google Patents

Info

Publication number

JPH0274329U

JPH0274329U JP15150088U JP15150088U JPH0274329U JP H0274329 U JPH0274329 U JP H0274329U JP 15150088 U JP15150088 U JP 15150088U JP 15150088 U JP15150088 U JP 15150088U JP H0274329 U JPH0274329 U JP H0274329U

Authority

JP

Japan

Prior art keywords

glass melt

temperature glass

immersed

view

utility

Prior art date

1988-11-21

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

• 239000000156 glass melt Substances 0.000 claims description 3
• 238000005485 electric heating Methods 0.000 description 1
• 238000010438 heat treatment Methods 0.000 description 1
• 239000003779 heat-resistant material Substances 0.000 description 1
• 239000002184 metal Substances 0.000 description 1