JPS6433648U - - Google Patents

Info

Publication number

JPS6433648U

JPS6433648U JP12606487U JP12606487U JPS6433648U JP S6433648 U JPS6433648 U JP S6433648U JP 12606487 U JP12606487 U JP 12606487U JP 12606487 U JP12606487 U JP 12606487U JP S6433648 U JPS6433648 U JP S6433648U

Authority

JP

Japan

Prior art keywords

main body

tube

annular space

body tube

diameter

Prior art date

1987-08-18

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

• 125000006850 spacer group Chemical group 0.000 claims description 4
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
• 238000006073 displacement reaction Methods 0.000 claims description 3
• 238000002347 injection Methods 0.000 claims description 3
• 239000007924 injection Substances 0.000 claims description 3
• 239000004570 mortar (masonry) Substances 0.000 claims 1
• 238000007789 sealing Methods 0.000 claims 1
• 238000013022 venting Methods 0.000 claims 1