紧密堆积理论的进一步研究对开发适用于深水开发、低压低渗区块开发的固井水泥添加剂具有重要意义。
It is very important to further investigate the close packing theory to develop cement additives for drillings in deep water and low permeability blocks.
水泥添加剂用来改变水泥的密度、凝固时间、抗压强度、流动性能和脱水率，并用来使水泥膨胀以及降低水泥成本。
Cement additives are used to change the cement's density, setting time, compressive strength, flow properties and dehydration rate, to cause the cement to expand, and to reduce the cost of the cement.
第三，还可以通过在水泥中加入更多的添加剂以减少生产中会产生大量二氧化碳的溶渣的比例。
Third, they are mixing more additives into their cement, and so reducing the proportion of emissions-intensive clinker.
针对有机质对水泥加固土强度的这种不利影响，进行了一些尝试性试验，旨在寻求一种添加剂，用来抵消有机质对强度的这种不利影响。
Aiming at finding a new cement additive to reduce the disadvantageous effect of the organic matters on cemented-soil compressive stress, the series of tentative experiments are carried out.
主要成分：碳酸钙、氧化钙、硅酸盐水泥和添加剂。
Principal components: calcium carbonate, calcium oxide, silicate, cement and additives.
是一种以普硅水泥为胶凝材料，辅以精选细骨料、外掺料、添加剂经特殊工艺配制而成的修补砂浆。
The repair mortar is made by special craft with ordinary silicon cement as cementing material, with selected fine aggregate, admixture, additive as supplementary material.
硫酸厂排出的含铁50％左右的烧渣，过去仅作为水泥的添加剂，价格低。
The sulfuric acid slag with 50% Fe used to be applied as a cheap additive of cement.
与水泥浆混合的一种化学添加剂。它用来减少凝固的水泥产生足够的抗压强度所需的时间，使钻井作业能继续进行。
A chemical additive mixed with cement slurry to reduce the time required for the set cement to develop sufficient compressive strength to enable drilling operations to continue.
整个过程无需借助热处理程序、额外的表面刨光，也无需利用聚酯添加剂或对水泥和沙子进行额外的碾压。
This result is achieved without thermal processing, additional surface polishing, use of polymeric additives and also without additional grinding of cement and sand.
降低水泥浆粘度以改善流体流动特性的化学添加剂。
A chemical additive that reduces the cement slurry viscosity to improve fluid-flow characteristics.
可用不同的添加剂去控制水泥的密度、凝固时间、强度和流动性能。
Various additives are used to control density, setting time, strength and flow properties.
与水泥及添加剂有良好的相容性。
是一种以普硅水泥为胶凝材料，辅以精选细骨料，外掺料，添加剂经特殊工艺配制而成的修补砂浆。具有流动度性较好，粘结力强，不易开裂等特点。
The repair mortar is made by special craft with ordinary silicon cement as cementing material, with selected fine aggregate, admixture, additive as supplementary material.
是一种以普硅水泥为胶凝材料，辅以精选细骨料，外掺料，添加剂经特殊工艺配制而成的修补砂浆。 具有流动度性较好，粘结力强，不易开裂等特点。
The repair mortar is made by special craft with ordinary silicon cement as cementing material, with selected fine aggregate, admixture, additive as supplementary material.
KH系类复合型水泥发泡剂是我公司新研发的国内最新一代混凝土添加剂。
Department of KH composite cement foaming agent is developed by our company the most new generation of concrete additives.
实验结果表明，SAF水泥分散剂对油井水泥具有良好的分散减阻作用，是一种有发展前途的固井水泥浆添加剂。
The results showed that SAF has excellent dispersing effect on the well cement, and so it has a fine prospect.
简约型停车场地坪是一种由水泥、超硬耐磨填料、特殊添加剂和无机颜料组成的地面耐磨材料。
PlainPlain parking lot floor paint is composed of cement, hard abrasive resistant filling, special additive and inorganic pigment.
因此，优选有效的防气窜添加剂，研制性能良好的防窜水泥浆就显得十分重要。
Hence, it is very important for optional selection the additive preventing the gas flow effectively, and developing good cement slurry for preventing the gas flow.
减小水泥浆密度或增加水泥浆产率所用的化学添加剂或惰性材料。
A chemical additive or inert material used to decrease the density or increase the yield of a cement slurry.
严禁工地现场私自添加砂子、水泥及其他添加剂。
No sand, cement or other additives should be mixed in construction site.
以红泥为着色剂，红矿渣为添加剂制造红水泥；以红泥为原料制造红颜料，与白水泥混合制造红水泥的情况。
It is produced by a direct calcine method using red clay as a coloring agent and red slag as an additive agent, then mixing it with white cement.
使用该添加剂可以在不改变现有的生产工艺，不降低水泥的性能，不增加水泥成本的条件下提高水泥标号。
The additive may be used in raising grade of cement without altering available cement producing process and increasing cement producing cost.
滤砂器是根据不同技术标准筛选不同粒度的石英砂、油井水泥、添加剂和水按配比加工压制的。
The center pipe is machined from 64mm tubing, and the sand filter is made from silica sand, cement, additive.
本发明提供一种水泥组合物，其包含水、水泥和失液量控制添加剂，所述失液量控制添加剂包括接枝共聚物。
A cement composition comprising water, a cement, and a fluid loss control additive, the fluid loss control additive comprising a graft copolymer.
本发明提供一种水泥组合物，其包含水、水泥和失液量控制添加剂，所述失液量控制添加剂包括接枝共聚物。
A cement composition comprising water, a cement, and a fluid loss control additive, the fluid loss control additive comprising a graft copolymer.
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