Impervious oil well cement
The invention relates to an impervious oil well cement which comprises hydraulic silicate cement clinker aggregate containing high content of calcium silicate and low content of tricalcium aluminate, modified mineral material, silicon product and gypsum. And the preparation method comprises a grindi...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
19.01.2005
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Edition | 7 |
Subjects | |
Online Access | Get full text |
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