| 发明名称 |
Nano-additive for hydrocarbon well cementing operations |
| 摘要 |
A cement additive, comprising nanostructured or not particles of SiO2—CaO—Al2O3 and at least one additive selected from the group consisting of nano-sized particles of SiO2, 2CaO.SiO2, 3CaO.SiO2, Al2O3, P—Ca and/or combinations thereof. |
| 申请公布号 |
US8273173(B2) |
申请公布日期 |
2012.09.25 |
| 申请号 |
US20080234920 |
申请日期 |
2008.09.22 |
| 申请人 |
PERERA MERCADO YIBRAN ARGENIS;CANO RAMIREZ JOHANNA CAROLINA;HURTADO ACEVEDO ADRIANA CAROLINA;MARTINEZ MENDEZ SUSANA ISABEL;INTEVEP, S.A. |
发明人 |
PERERA MERCADO YIBRAN ARGENIS;CANO RAMIREZ JOHANNA CAROLINA;HURTADO ACEVEDO ADRIANA CAROLINA;MARTINEZ MENDEZ SUSANA ISABEL |
| 分类号 |
C04B14/04 |
主分类号 |
C04B14/04 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
