JPH0426455Y2 - - Google Patents

Info

Publication number

JPH0426455Y2

JPH0426455Y2 JP18584484U JP18584484U JPH0426455Y2 JP H0426455 Y2 JPH0426455 Y2 JP H0426455Y2 JP 18584484 U JP18584484 U JP 18584484U JP 18584484 U JP18584484 U JP 18584484U JP H0426455 Y2 JPH0426455 Y2 JP H0426455Y2

Authority

JP

Japan

Prior art keywords

heat

sealing member

diffusion furnace

block

dust

Prior art date

1984-12-07

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

• Espacenet
• Global Dossier
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• 239000012210 heat-resistant fiber Substances 0.000 claims description 21
• 238000007789 sealing Methods 0.000 claims description 17
• 238000004891 communication Methods 0.000 claims description 15
• 238000009792 diffusion process Methods 0.000 claims description 13
• 238000009413 insulation Methods 0.000 claims description 10
• VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
• 239000000463 material Substances 0.000 claims description 5
• 239000000377 silicon dioxide Substances 0.000 claims description 2
• 239000000428 dust Substances 0.000 description 7
• 230000000694 effects Effects 0.000 description 4
• 238000003780 insertion Methods 0.000 description 4
• 230000037431 insertion Effects 0.000 description 4
• 239000005909 Kieselgur Substances 0.000 description 2
• 239000011449 brick Substances 0.000 description 1
• 239000000835 fiber Substances 0.000 description 1
• 238000010438 heat treatment Methods 0.000 description 1
• 239000003779 heat-resistant material Substances 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• 230000002093 peripheral effect Effects 0.000 description 1