JPS62200763U - - Google Patents

Info

Publication number

JPS62200763U

JPS62200763U JP8957786U JP8957786U JPS62200763U JP S62200763 U JPS62200763 U JP S62200763U JP 8957786 U JP8957786 U JP 8957786U JP 8957786 U JP8957786 U JP 8957786U JP S62200763 U JPS62200763 U JP S62200763U

Authority

JP

Japan

Prior art keywords

metal

joint

piping member

piping

conductive material

Prior art date

1986-06-11

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 2
• 239000012811 non-conductive material Substances 0.000 claims 1
• 239000008399 tap water Substances 0.000 claims 1
• 235000020679 tap water Nutrition 0.000 claims 1
• 229910001018 Cast iron Inorganic materials 0.000 description 2
• 239000011248 coating agent Substances 0.000 description 2
• 238000000576 coating method Methods 0.000 description 2