JPH0446699U - - Google Patents

Info

Publication number

JPH0446699U

JPH0446699U JP8823590U JP8823590U JPH0446699U JP H0446699 U JPH0446699 U JP H0446699U JP 8823590 U JP8823590 U JP 8823590U JP 8823590 U JP8823590 U JP 8823590U JP H0446699 U JPH0446699 U JP H0446699U

Authority

JP

Japan

Prior art keywords

cylinder head

end portion

hydrogen furnace

cylindrical cylinder

jig

Prior art date

1990-08-23

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

• 239000000463 material Substances 0.000 claims description 2
• UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 2
• 229910052739 hydrogen Inorganic materials 0.000 claims 2
• 239000001257 hydrogen Substances 0.000 claims 2
• 238000010438 heat treatment Methods 0.000 description 1