JPH0228422Y2 - - Google Patents

Info

Publication number

JPH0228422Y2

JPH0228422Y2 JP15870785U JP15870785U JPH0228422Y2 JP H0228422 Y2 JPH0228422 Y2 JP H0228422Y2 JP 15870785 U JP15870785 U JP 15870785U JP 15870785 U JP15870785 U JP 15870785U JP H0228422 Y2 JPH0228422 Y2 JP H0228422Y2

Authority

JP

Japan

Prior art keywords

core

wheel rim

plate

leak test

plates

Prior art date

1985-10-18

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.)

Expired

Links

• Espacenet
• Global Dossier
• Discuss

• 238000004519 manufacturing process Methods 0.000 claims description 7
• DOSMHBDKKKMIEF-UHFFFAOYSA-N 2-[3-(diethylamino)-6-diethylazaniumylidenexanthen-9-yl]-5-[3-[3-[4-(1-methylindol-3-yl)-2,5-dioxopyrrol-3-yl]indol-1-yl]propylsulfamoyl]benzenesulfonate Chemical compound C1=CC(=[N+](CC)CC)C=C2OC3=CC(N(CC)CC)=CC=C3C(C=3C(=CC(=CC=3)S(=O)(=O)NCCCN3C4=CC=CC=C4C(C=4C(NC(=O)C=4C=4C5=CC=CC=C5N(C)C=4)=O)=C3)S([O-])(=O)=O)=C21 DOSMHBDKKKMIEF-UHFFFAOYSA-N 0.000 description 22
• 239000001307 helium Substances 0.000 description 7
• 229910052734 helium Inorganic materials 0.000 description 7
• SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 7
• 239000007789 gas Substances 0.000 description 4
• 239000000463 material Substances 0.000 description 3
• 238000005096 rolling process Methods 0.000 description 3
• 238000003466 welding Methods 0.000 description 3
• 230000007547 defect Effects 0.000 description 2
• 238000010924 continuous production Methods 0.000 description 1
• 230000000694 effects Effects 0.000 description 1
• 238000003825 pressing Methods 0.000 description 1
• 238000007789 sealing Methods 0.000 description 1
• 238000011144 upstream manufacturing Methods 0.000 description 1