JPH0430195U - - Google Patents

Info

Publication number

JPH0430195U

JPH0430195U JP7030590U JP7030590U JPH0430195U JP H0430195 U JPH0430195 U JP H0430195U JP 7030590 U JP7030590 U JP 7030590U JP 7030590 U JP7030590 U JP 7030590U JP H0430195 U JPH0430195 U JP H0430195U

Authority

JP

Japan

Prior art keywords

pipe

steel pipe

propulsion steel

inner pipe

layer

Prior art date

1990-06-29

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.)

Granted

Links

• Espacenet
• Global Dossier
• Discuss

• 229910000831 Steel Inorganic materials 0.000 claims description 8
• 239000010959 steel Substances 0.000 claims description 8
• 238000010276 construction Methods 0.000 claims description 3
• 239000011440 grout Substances 0.000 claims description 3
• 238000002347 injection Methods 0.000 claims description 3
• 239000007924 injection Substances 0.000 claims description 3
• 239000000463 material Substances 0.000 claims description 2
• 239000002184 metal Substances 0.000 claims description 2
• 239000004570 mortar (masonry) Substances 0.000 claims description 2
• 238000009413 insulation Methods 0.000 claims 1
• 238000005260 corrosion Methods 0.000 description 2
• 239000011247 coating layer Substances 0.000 description 1
• 239000010410 layer Substances 0.000 description 1