发明名称 |
PROCESS FOR PREPARING AMORPHOUS SILICA FROM KIMBERLITE TAILING |
摘要 |
A new process is described for the preparation of free flowing hydrated amorphous silica from kimberlite tailing - a waste in diamond mining. The process comprises treating of kimberlite with acid, further reacting it with alkali solution to obtain soluble metal silicate solution, which is subsequently neutralized with mineral acid to polymerize silica as insoluble precipitates. The products is useful in rubber, paints as abrasive etc. |
申请公布号 |
ZA200705227(B) |
申请公布日期 |
2010.12.29 |
申请号 |
ZA20070005227 |
申请日期 |
2007.07.02 |
申请人 |
COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH;NATIONAL MINERAL DEVELOPMENT CORPORATION LIMITED |
发明人 |
JASRA RAKSH VIR;MODY H M;BAJAJ H C;SOMANI R S;CHANDRA SURESH;DHAR M K;RAO KESHAV;KUMAR KAMLESH;CHUNAWALA J R;RANPARA HEMAL;BAROCHIYA DIPTI;GHELANI DEVENDRA |
分类号 |
C01B |
主分类号 |
C01B |
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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