| 发明名称 |
Casting process with lignosulfonate-humate-graphite mold coatings |
| 摘要 |
A novel mold coating comprising humic acid, and/or humic acid salts, and graphite in a liquid suspension containing organic bonding agents is disclosed as well as a method of forming ingots in which molten steel is poured into molds which are covered by the coating.
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| 申请公布号 |
US4034794(A) |
申请公布日期 |
1977.07.12 |
| 申请号 |
US19770763468 |
申请日期 |
1977.01.28 |
| 申请人 |
NALCO CHEMICAL COMPANY |
发明人 |
GEBLER, KENNETH A.;FERRARA, JOHN M.;GROTHAUS, JOSEPH V. |
| 分类号 |
B22C3/00;(IPC1-7):B22C3/00 |
主分类号 |
B22C3/00 |
| 代理机构 |
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