JPH0267018U - - Google Patents

Info

Publication number

JPH0267018U

JPH0267018U JP14655388U JP14655388U JPH0267018U JP H0267018 U JPH0267018 U JP H0267018U JP 14655388 U JP14655388 U JP 14655388U JP 14655388 U JP14655388 U JP 14655388U JP H0267018 U JPH0267018 U JP H0267018U

Authority

JP

Japan

Prior art keywords

tube

inner tube

outer circumference

exhaust gas

welded

Prior art date

1988-11-11

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

• 230000003197 catalytic effect Effects 0.000 claims description 5
• 239000003054 catalyst Substances 0.000 claims description 4
• 239000000463 material Substances 0.000 claims description 2
• 238000011144 upstream manufacturing Methods 0.000 claims 1
• 238000003466 welding Methods 0.000 description 1