Dispersant and crude oil emulsification viscosity reduction agent.
分散剂、原油乳化降粘剂。
Oil drilling mud dispersant and crude oil emulsification viscosity reduction agent.
原油钻井泥浆分散剂、原油乳化降粘剂。
It is an effective way to increase transmission capacity of pipelines by adding drag reduction agent in oil of pipeline.
在管输油品中加入减阻剂是提高管线输送能力的有效方法。
Technological research for direct reduction of SO2 to elemental sulphur using methane (natural gas) as reduction agent is described.
介绍用甲烷(天然气)直接还原技术使冶炼烟气中SO 2生成元素硫的工艺研究。
The viscosity reduction property of the viscosity reduction agent and the stability of the emulsion can meet the need of the heavy oil production.
降粘剂的乳化降粘性能和所形成的乳状液稳定性均符合稠油生产要求。
The concrete strength test was conducted with the concrete made of fly ash, cement and sand plus a certain high efficient water reduction agent FDN and the orthogonal design method.
采用粉煤灰、水泥、砂石，掺加一定量的高效减水剂FDN，利用正交设计方法安排试验。
The concrete strength test was conducted with the concrete made of fly ash, cement and sand plus a certain high efficient water reduction agent FDN and the orthogonal design method.
采用粉煤灰、水泥、砂石，掺加一定量的高效减水剂FDN，利用正交设计方法安排试验。
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