JPH01159983U - - Google Patents

Info

Publication number

JPH01159983U

JPH01159983U JP5620188U JP5620188U JPH01159983U JP H01159983 U JPH01159983 U JP H01159983U JP 5620188 U JP5620188 U JP 5620188U JP 5620188 U JP5620188 U JP 5620188U JP H01159983 U JPH01159983 U JP H01159983U

Authority

JP

Japan

Prior art keywords

electron beam

extraction hole

penetration prevention

band

prevention band

Prior art date

1988-04-26

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

• 230000035515 penetration Effects 0.000 claims description 5
• 230000002265 prevention Effects 0.000 claims description 5
• 238000003466 welding Methods 0.000 claims description 5
• 238000010894 electron beam technology Methods 0.000 claims description 4
• 238000000605 extraction Methods 0.000 claims description 3
• 239000000919 ceramic Substances 0.000 claims 1
• 239000004744 fabric Substances 0.000 claims 1
• 239000000835 fiber Substances 0.000 claims 1
• 239000003365 glass fiber Substances 0.000 claims 1
• 230000008018 melting Effects 0.000 claims 1
• 238000002844 melting Methods 0.000 claims 1
• 239000011324 bead Substances 0.000 description 1
• 238000000034 method Methods 0.000 description 1