JPH03115343U - - Google Patents

Info

Publication number

JPH03115343U

JPH03115343U JP2301390U JP2301390U JPH03115343U JP H03115343 U JPH03115343 U JP H03115343U JP 2301390 U JP2301390 U JP 2301390U JP 2301390 U JP2301390 U JP 2301390U JP H03115343 U JPH03115343 U JP H03115343U

Authority

JP

Japan

Prior art keywords

bathtub

laminated

tube portion

pipe section

insulating layer

Prior art date

1990-03-07

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.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 238000010438 heat treatment Methods 0.000 claims description 9
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
• 230000007797 corrosion Effects 0.000 claims 1
• 238000005260 corrosion Methods 0.000 claims 1
• 239000012212 insulator Substances 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 3
• 238000007789 sealing Methods 0.000 description 1