JPS6412987U - - Google Patents

Info

Publication number

JPS6412987U

JPS6412987U JP10505087U JP10505087U JPS6412987U JP S6412987 U JPS6412987 U JP S6412987U JP 10505087 U JP10505087 U JP 10505087U JP 10505087 U JP10505087 U JP 10505087U JP S6412987 U JPS6412987 U JP S6412987U

Authority

JP

Japan

Prior art keywords

joint

ring

collar

collar member

tube

Prior art date

1987-07-08

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

• 238000005553 drilling Methods 0.000 claims 1
• VNDYJBBGRKZCSX-UHFFFAOYSA-L zinc bromide Chemical compound Br[Zn]Br VNDYJBBGRKZCSX-UHFFFAOYSA-L 0.000 description 2
• 229940102001 zinc bromide Drugs 0.000 description 1