DE3842594C2 - - Google Patents

Info

Publication number

DE3842594C2

DE3842594C2 DE3842594C2 DE 3842594 C2 DE3842594 C2 DE 3842594C2 DE 3842594 C2 DE3842594 C2 DE 3842594C2

Authority

DE

Germany

Prior art keywords

expanding mandrel

pulling

seals

pipe

pressure medium

Prior art date

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.)

Active

Links

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• Global Dossier
• DPMA
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• 238000000034 method Methods 0.000 claims description 4
• 239000000463 material Substances 0.000 claims description 2
• 239000013543 active substance Substances 0.000 claims 1
• 238000003780 insertion Methods 0.000 description 3
• 230000037431 insertion Effects 0.000 description 3
• 238000010276 construction Methods 0.000 description 1
• 239000000314 lubricant Substances 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 238000012986 modification Methods 0.000 description 1
• 230000004048 modification Effects 0.000 description 1
• 230000035515 penetration Effects 0.000 description 1
• 238000007789 sealing Methods 0.000 description 1