发明名称 |
PHOSPHATE MATERIAL |
摘要 |
<p>FIELD: building materials. SUBSTANCE: invention relates to finishing and restoration works making. Phosphate material based on loam and phosphoric acid has iron-containing waste of metallurgic production at the following ratio of components, wt.-%: loam 71-74; iron-containing waste of metallurgic production at residue on sieve N 008 5-7% 7-11; ortho-phosphoric acid of specific gravity 1.24-1.25 g/cm3 - the rest. Invention provides replacing expensive ferrous (II) oxide by iron-containing waste of metallurgical production. EFFECT: waterproof phosphate material making, decreased cost. 1 tbl</p> |
申请公布号 |
RU2148563(C1) |
申请公布日期 |
2000.05.10 |
申请号 |
RU19980111007 |
申请日期 |
1998.06.08 |
申请人 |
PETERBURGSKIJ GOSUDARSTVENNYJ UNIVERSITET PUTEJ SO;OBSHCHENIJA |
发明人 |
SVATOVSKAJA L.B.;LATUTOVA M.N.;MAKAROVA O.JU.;KOLOS A.F. |
分类号 |
C04B28/34;(IPC1-7):C04B28/34 |
主分类号 |
C04B28/34 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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