DE217949C - - Google Patents

Info

Publication number

DE217949C

DE217949C DENDAT217949D DE217949DA DE217949C DE 217949 C DE217949 C DE 217949C DE NDAT217949 D DENDAT217949 D DE NDAT217949D DE 217949D A DE217949D A DE 217949DA DE 217949 C DE217949 C DE 217949C

Authority

DE

Germany

Prior art keywords

rings

wall

pipe wall

pipe

holes

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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• 239000002184 metal Substances 0.000 claims description 6
• 229910052751 metal Inorganic materials 0.000 claims description 6
• RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
• 229910000831 Steel Inorganic materials 0.000 description 3
• 229910052802 copper Inorganic materials 0.000 description 3
• 239000010949 copper Substances 0.000 description 3
• 239000010959 steel Substances 0.000 description 3
• 241000530268 Lycaena heteronea Species 0.000 description 1
• 238000003780 insertion Methods 0.000 description 1
• 230000037431 insertion Effects 0.000 description 1
• 150000002739 metals Chemical class 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• 230000008439 repair process Effects 0.000 description 1