JPH0232676Y2 - - Google Patents

Info

Publication number

JPH0232676Y2

JPH0232676Y2 JP3029085U JP3029085U JPH0232676Y2 JP H0232676 Y2 JPH0232676 Y2 JP H0232676Y2 JP 3029085 U JP3029085 U JP 3029085U JP 3029085 U JP3029085 U JP 3029085U JP H0232676 Y2 JPH0232676 Y2 JP H0232676Y2

Authority

JP

Japan

Prior art keywords

furnace

return pipe

diameter

heat

radiant tube

Prior art date

1985-03-05

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
• Discuss

• 238000010438 heat treatment Methods 0.000 claims description 17
• 239000011810 insulating material Substances 0.000 claims description 8
• 230000005855 radiation Effects 0.000 description 9
• 239000012774 insulation material Substances 0.000 description 6
• 230000000694 effects Effects 0.000 description 3
• 230000035515 penetration Effects 0.000 description 3
• XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
• 230000017525 heat dissipation Effects 0.000 description 2
• 230000000149 penetrating effect Effects 0.000 description 2
• 230000003746 surface roughness Effects 0.000 description 2
• 238000002485 combustion reaction Methods 0.000 description 1
• 230000007423 decrease Effects 0.000 description 1
• 230000007547 defect Effects 0.000 description 1
• 230000002542 deteriorative effect Effects 0.000 description 1
• 238000009421 internal insulation Methods 0.000 description 1
• 229910052742 iron Inorganic materials 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• 239000011295 pitch Substances 0.000 description 1