JPS6423498U - - Google Patents

Info

Publication number

JPS6423498U

JPS6423498U JP11660087U JP11660087U JPS6423498U JP S6423498 U JPS6423498 U JP S6423498U JP 11660087 U JP11660087 U JP 11660087U JP 11660087 U JP11660087 U JP 11660087U JP S6423498 U JPS6423498 U JP S6423498U

Authority

JP

Japan

Prior art keywords

tank

inner float

nitrogen gas

float cover

cover

Prior art date

1987-07-31

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

• IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 3
• 229910001873 dinitrogen Inorganic materials 0.000 claims description 3
• 239000007788 liquid Substances 0.000 claims description 2
• 238000007789 sealing Methods 0.000 claims 1
• 239000003566 sealing material Substances 0.000 description 1