JPS6181087U - - Google Patents

Info

Publication number

JPS6181087U

JPS6181087U JP16467784U JP16467784U JPS6181087U JP S6181087 U JPS6181087 U JP S6181087U JP 16467784 U JP16467784 U JP 16467784U JP 16467784 U JP16467784 U JP 16467784U JP S6181087 U JPS6181087 U JP S6181087U

Authority

JP

Japan

Prior art keywords

tube

circumferential surface

metal

rust

metal tube

Prior art date

1984-11-01

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

• 239000002184 metal Substances 0.000 claims description 8
• 238000005253 cladding Methods 0.000 claims description 3
• 238000010586 diagram Methods 0.000 description 1
• JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
• 230000002265 prevention Effects 0.000 description 1