JPH03115217U - - Google Patents

Info

Publication number

JPH03115217U

JPH03115217U JP2432790U JP2432790U JPH03115217U JP H03115217 U JPH03115217 U JP H03115217U JP 2432790 U JP2432790 U JP 2432790U JP 2432790 U JP2432790 U JP 2432790U JP H03115217 U JPH03115217 U JP H03115217U

Authority

JP

Japan

Prior art keywords

double pipe

sleeve

insulated double

threaded joint

joint

Prior art date

1990-03-09

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

• OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
• 229910002804 graphite Inorganic materials 0.000 claims description 3
• 239000010439 graphite Substances 0.000 claims description 3
• 238000010586 diagram Methods 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 238000000034 method Methods 0.000 description 1