JPH01103294U - - Google Patents

Info

Publication number

JPH01103294U

JPH01103294U JP19757087U JP19757087U JPH01103294U JP H01103294 U JPH01103294 U JP H01103294U JP 19757087 U JP19757087 U JP 19757087U JP 19757087 U JP19757087 U JP 19757087U JP H01103294 U JPH01103294 U JP H01103294U

Authority

JP

Japan

Prior art keywords

heat

heating element

item

utility

model registration

Prior art date

1987-12-28

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

• 238000010438 heat treatment Methods 0.000 claims description 9
• 239000012212 insulator Substances 0.000 claims description 4
• 239000011449 brick Substances 0.000 claims 3
• 239000002184 metal Substances 0.000 claims 3
• 239000000919 ceramic Substances 0.000 claims 2
• PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 1
• 239000011521 glass Substances 0.000 claims 1
• 230000002093 peripheral effect Effects 0.000 claims 1