JPS61162789U - - Google Patents

Info

Publication number

JPS61162789U

JPS61162789U JP4386085U JP4386085U JPS61162789U JP S61162789 U JPS61162789 U JP S61162789U JP 4386085 U JP4386085 U JP 4386085U JP 4386085 U JP4386085 U JP 4386085U JP S61162789 U JPS61162789 U JP S61162789U

Authority

JP

Japan

Prior art keywords

sprue

blast

heating element

utility

model registration

Prior art date

1985-03-28

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

• 238000002844 melting Methods 0.000 claims description 5
• 230000008018 melting Effects 0.000 claims description 5
• 239000010410 layer Substances 0.000 claims description 4
• 239000000463 material Substances 0.000 claims description 4
• 239000002557 mineral fiber Substances 0.000 claims description 2
• 239000002344 surface layer Substances 0.000 claims description 2
• 238000010438 heat treatment Methods 0.000 claims 2
• 229910052500 inorganic mineral Inorganic materials 0.000 claims 1
• 238000004519 manufacturing process Methods 0.000 claims 1
• 239000011707 mineral Substances 0.000 claims 1
• 239000004753 textile Substances 0.000 claims 1
• XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
• 239000000571 coke Substances 0.000 description 1
• 239000000498 cooling water Substances 0.000 description 1
• 238000005485 electric heating Methods 0.000 description 1
• 238000009413 insulation Methods 0.000 description 1
• 229910052742 iron Inorganic materials 0.000 description 1
• 239000002994 raw material Substances 0.000 description 1