Set-Delayed Cement Compositions Comprising Pumice and Associated Methods

Set-Delayed Cement Compositions Comprising Pumice and Associated Methods

  • CN 105,829,642 A
  • Filed: 03/20/2015
  • Published: 08/03/2016
  • Est. Priority Date: 03/21/2014
  • Status: Active Grant
First Claim
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1. a cemented method in subsurface formations, comprising:

  • Thering is provided and comprise water, Pumex, hydrated lime, solidification retarder and the cement composition of intensity reinforcing agent, wherein said intensity reinforcing agent comprises at least one material of group selecting free the following to form;

    cement kiln dust, slag, amorphous silica, volcanic ash and its any combination;

    Described cement composition is introduced in described subsurface formations;

    WithDescribed cement composition is allowed to solidify in described subsurface formations.

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