A cementing cement for ultra-high temperature deep wells and its preparation method and application
A cementing and ultra-high temperature technology, applied in the field of oil drilling, can solve problems such as long-term strength decline, and achieve the effects of extending the life of oil wells, ensuring long-term sealing integrity, and facilitating construction operations.
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Embodiment 1
[0051] This example provides a cementing cement for ultra-high temperature deep wells, and its components and parts by weight are shown in Table 1.
[0052] Table 1 The formula of cementing cement used in ultra-high temperature deep wells
[0053]
[0054] According to the above ratio, add the above components into the ash mixing equipment, and fully mix them evenly to obtain the cement for ultra-high temperature deep wells.
Embodiment 2
[0056] This example provides a cementing cement for ultra-high temperature deep wells, and its components and parts by weight are shown in Table 2.
[0057] Table 2 The formulation of cementing cement used in ultra-high temperature deep wells
[0058]
[0059] According to the above ratio, add each component into the ash mixing equipment, and fully mix evenly to obtain the cement for ultra-high temperature deep well.
Embodiment 3
[0061] This example provides a cementing cement for ultra-high temperature deep wells, and its components and parts by weight are shown in Table 3.
[0062] Table 3 The formula of cementing cement used in ultra-high temperature deep wells
[0063]
[0064] According to the above ratio, add each component into the ash mixing equipment, and fully mix evenly to obtain the cement for ultra-high temperature deep well.
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