| 发明名称 |
METHOD OF PREPARING ZINC NITRATE PHOSPHONATE CONCENTRATE |
| 摘要 |
FIELD: automotive, machine building, and other industries. SUBSTANCE: present invention describes preparation of zinc nitrate phosphatizing concentrate by adding aqueous solution of zinc nitrate in amount kg NO<SB>3</SB>/kg P<SB>2</SB>O<SB>5</SB> of 0.08-4.82 with specific rate of kg NO<SB>3</SB>/m cubic m*h of 124-1236 to mixture of phosphoric acid and aqueous zinc oxide suspension. EFFECT: more efficient preparation method. 1 tbl
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| 申请公布号 |
RU2115618(C1) |
申请公布日期 |
1998.07.20 |
| 申请号 |
RU19950114423 |
申请日期 |
1995.08.22 |
| 申请人 |
AKTSIONERNOE OBSHCHESTVO ZAKRYTOGO TIPA "FK" |
发明人 |
CHUMAEVSKIJ O.V.;CHUMAEVSKIJ V.A.;KAPRALOV A.V.;MASLOVA E.KH. |
| 分类号 |
C01B25/37;(IPC1-7):C01B25/37 |
主分类号 |
C01B25/37 |
| 代理机构 |
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