JPS61158339U - - Google Patents

Info

Publication number

JPS61158339U

JPS61158339U JP3947285U JP3947285U JPS61158339U JP S61158339 U JPS61158339 U JP S61158339U JP 3947285 U JP3947285 U JP 3947285U JP 3947285 U JP3947285 U JP 3947285U JP S61158339 U JPS61158339 U JP S61158339U

Authority

JP

Japan

Prior art keywords

molding

styrene

foam

mold core

casting

Prior art date

1985-03-19

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

• PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 10
• 239000006260 foam Substances 0.000 claims description 5
• 238000000465 moulding Methods 0.000 claims description 4
• 239000004576 sand Substances 0.000 claims description 4
• 238000005266 casting Methods 0.000 claims 2
• 239000011324 bead Substances 0.000 claims 1
• 238000000034 method Methods 0.000 claims 1
• 239000002994 raw material Substances 0.000 description 2