JPH02104144U - - Google Patents

Info

Publication number

JPH02104144U

JPH02104144U JP1268889U JP1268889U JPH02104144U JP H02104144 U JPH02104144 U JP H02104144U JP 1268889 U JP1268889 U JP 1268889U JP 1268889 U JP1268889 U JP 1268889U JP H02104144 U JPH02104144 U JP H02104144U

Authority

JP

Japan

Prior art keywords

sand

core

chromite

zircon

sandwich

Prior art date

1989-02-07

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

• 239000004576 sand Substances 0.000 claims description 11
• 229910052845 zircon Inorganic materials 0.000 claims description 3
• GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 claims description 3
• 229910001208 Crucible steel Inorganic materials 0.000 claims 1
• 238000005266 casting Methods 0.000 description 3
• 238000010586 diagram Methods 0.000 description 2
• 239000002184 metal Substances 0.000 description 1