JPH0318943U - - Google Patents

Info

Publication number

JPH0318943U

JPH0318943U JP7674489U JP7674489U JPH0318943U JP H0318943 U JPH0318943 U JP H0318943U JP 7674489 U JP7674489 U JP 7674489U JP 7674489 U JP7674489 U JP 7674489U JP H0318943 U JPH0318943 U JP H0318943U

Authority

JP

Japan

Prior art keywords

air

flask

vanishing model

molten metal

air supply

Prior art date

1989-06-29

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

• 238000005266 casting Methods 0.000 claims description 6
• 239000004576 sand Substances 0.000 claims description 2
• 239000002184 metal Substances 0.000 claims 4
• 239000003110 molding sand Substances 0.000 claims 1
• 230000001737 promoting effect Effects 0.000 claims 1
• 230000002093 peripheral effect Effects 0.000 description 1