JPS63201295U - - Google Patents

Info

Publication number

JPS63201295U

JPS63201295U JP9204687U JP9204687U JPS63201295U JP S63201295 U JPS63201295 U JP S63201295U JP 9204687 U JP9204687 U JP 9204687U JP 9204687 U JP9204687 U JP 9204687U JP S63201295 U JPS63201295 U JP S63201295U

Authority

JP

Japan

Prior art keywords

joined

pipes

internally insulated

temperature internally

pipe

Prior art date

1987-06-17

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

• 239000011810 insulating material Substances 0.000 claims description 2
• 238000003466 welding Methods 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 3
• 230000008878 coupling Effects 0.000 description 2
• 238000010168 coupling process Methods 0.000 description 2
• 238000005859 coupling reaction Methods 0.000 description 2
• 239000011888 foil Substances 0.000 description 1
• 239000012774 insulation material Substances 0.000 description 1
• 239000002184 metal Substances 0.000 description 1