JPS6311977U - - Google Patents

Info

Publication number

JPS6311977U

JPS6311977U JP10557786U JP10557786U JPS6311977U JP S6311977 U JPS6311977 U JP S6311977U JP 10557786 U JP10557786 U JP 10557786U JP 10557786 U JP10557786 U JP 10557786U JP S6311977 U JPS6311977 U JP S6311977U

Authority

JP

Japan

Prior art keywords

butterfly valve

valve body

valve

pipe wall

butterfly

Prior art date

1986-07-11

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

• 239000000843 powder Substances 0.000 claims description 3
• 238000011144 upstream manufacturing Methods 0.000 claims description 2
• IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 1
• 238000004140 cleaning Methods 0.000 claims 1
• 229910001873 dinitrogen Inorganic materials 0.000 claims 1
• 238000007599 discharging Methods 0.000 claims 1
• 239000007789 gas Substances 0.000 claims 1
• 239000008187 granular material Substances 0.000 claims 1
• 239000002245 particle Substances 0.000 claims 1
• 239000000463 material Substances 0.000 description 1

Cited By (2)