| 发明名称 |
MOULDING FILLING SAND WITH INCREASED GAS PERMEABILITY FOR PRODUCTION OF CASTS OUT OF NON-FERROUS ALLOYS |
| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: sand contains, wt %: high strength gypsum 12.7-19.8; fine dispersed high silica sand 49.9-61.1; nine-water aluminium nitrate 0.9 -2.4; water - the rest. ^ EFFECT: increased gas permeability of sand and increased quality of finished casts. ^ 2 tbl |
| 申请公布号 |
RU2383410(C1) |
申请公布日期 |
2010.03.10 |
| 申请号 |
RU20080142654 |
申请日期 |
2008.10.27 |
| 申请人 |
GOSUDARSTVENNOE OBRAZOVATEL'NOE UCHREZHDENIE VYSSHEGO PROFESSIONAL'NOGO OBRAZOVANIJA "JUZHNO-URAL'SKIJ GOSUDARSTVENNYJ UNIVERSITET" |
发明人 |
DUBROVIN VITALIJ KONSTANTINOVICH |
| 分类号 |
B22C1/18 |
主分类号 |
B22C1/18 |
| 代理机构 |
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代理人 |
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