JPS6380494U - - Google Patents

Info

Publication number

JPS6380494U

JPS6380494U JP17511586U JP17511586U JPS6380494U JP S6380494 U JPS6380494 U JP S6380494U JP 17511586 U JP17511586 U JP 17511586U JP 17511586 U JP17511586 U JP 17511586U JP S6380494 U JPS6380494 U JP S6380494U

Authority

JP

Japan

Prior art keywords

tube

leak detection

sheet

outer tube

gap

Prior art date

1986-11-14

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

• 238000001514 detection method Methods 0.000 claims description 10
• 230000035515 penetration Effects 0.000 claims 1
• 238000003466 welding Methods 0.000 claims 1
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
• DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
• 239000012530 fluid Substances 0.000 description 2
• 229910052708 sodium Inorganic materials 0.000 description 2
• 239000011734 sodium Substances 0.000 description 2