Oil-based rock debris cement paste and preparation method thereof
A technology of oil-based rock and cement slurry, which is applied in the field of oil-based cuttings cement slurry and its preparation, can solve the problems of easy breeding of microorganisms, occupying land, increasing environmental pollution, etc., and achieves broadened light wave absorption range and high waste utilization rate , Improve the effect of antibacterial performance
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Embodiment 1
[0021] An oil-based cuttings cement slurry, comprising the following raw materials in parts by weight: 100 parts of cement, 15 parts of oil-based cuttings, 40 parts of metal powder, 3 parts of antifreeze, 3 parts of antibacterial agent, 3 parts of defoaming agent, gypsum 35 parts of powder and 35 parts of water; the oil-based cuttings are products after thermal desorption of drilling waste fluid; the antibacterial agent is nano-titanium dioxide loaded with silicon dioxide; the metal powder is slag; the oil The content of bedrock cuttings accounts for 4% of the total weight.
Embodiment 2
[0023] An oil-based cuttings cement slurry, comprising the following raw materials in parts by weight: 90-parts of cement, 10 parts of oil-based cuttings, 30 parts of metal powder, 1 part of antifreeze, 1 part of antibacterial agent, 1 part of defoamer, 15 parts of gypsum powder and 30 parts of water; the oil-based cuttings are products after thermal desorption of drilling waste fluid; the antibacterial agent is nano-titanium dioxide loaded with silicon dioxide; the metal powder is slag; The content of oil-based cuttings is 3% of the total weight.
Embodiment 3
[0025] An oil-based cuttings cement slurry, comprising the following raw materials in parts by weight: 92 parts of cement, 13 parts of oil-based cuttings, 35 parts of metal powder, 2 parts of antifreeze, 2 parts of antibacterial agent, 2.5 parts of defoaming agent, gypsum 24 parts of powder and 35 parts of water; the oil-based cuttings are products after thermal desorption of drilling waste fluid; the antibacterial agent is nano-titanium dioxide loaded with silicon dioxide; the metal powder is slag; the oil The content of bedrock cuttings accounts for 3% of the total weight.
[0026] A preparation method of oil-based cuttings cement slurry, comprising the following steps:
[0027] Step 1: Weighing according to the above parts by weight, mixing cement, oil-based cuttings, and metal powder evenly, and stirring to form a dry powder;
[0028] Step 2, grinding and sieving to control the fineness of the dry powder, the fineness of the dry powder is controlled at 75um;
[0029] Ste...
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