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- Oilwell cement dispersing and solidification retarding agent GA1 was prepared by glucose, chloroacetic acid,sodium hydroxide and sulfonating agent. 以葡萄糖、一氯乙酸和磺化剂为原料研制了油井水泥分散缓凝剂GA1,并提供了合成方法。
- Compared with the ammonium sulfite and the sodium sulfite as the sulfonating agent to the influence on the taurine separation refining. 比较了用亚硫酸铵和亚硫酸钠作为磺化剂对牛磺酸分离精制的影响。
- A sulfonation agent and nitration agent. 废水处理。磺化剂、硝化剂。
- In the reaction of sulfonation, the azeotropic water removing, sulfuric acid was used as sulfonating agent . 在磺化反应中,采用共沸除水硫酸磺化法。
- This paper described the technique of the sulfonation using the liquid sulfur trioxide as a sulfonating agent. 叙述了用液体三氧化硫作为磺化助剂的磺化技术,同时指出了该项技术的优缺点。
- The general equation of reaction and the sulfonated bodies were particularized respectively; in accordance with the sulfonating agent. 以磺化剂的不同,分别列出反应通式和各种磺化产物;对各类磺化反应的优缺点进行了详细阐述和比较。
- Technologies for sulfonation including using sulfur trioxide as sulfonating agent and baking process and the sulfonation equipment such as tubular sulfonator as well are briefed. 简要介绍了三氧化硫磺化和烘焙磺化工艺及管式磺化反应器,举例说明了气体三氧化硫连续生产十二烷基苯磺酸和烘焙磺化法生产对氨基苯磺酸钠的工艺过程。
- Sodium petroleum sulfonate (SPS) was synthesized with furfural extracted oil as raw material and oleum as sulfonated agent. 以大庆糠醛抽出油为原料,发烟硫酸为磺化剂,合成了石油磺酸钠。
- In this paper, the preparation process of petroleum sulfonates was studied making of Daqing distillate oil as feedstock and oleum as sulfonated agent . 研究了以大庆馏余油为原料,发烟硫酸为磺化剂,制备石油磺酸盐的合成工艺,并进一步研究了以石油磺酸盐为主剂的复配体系在三次采油中的应用。
- A petroleum sulfonate NPS was synthesized by Suizhong low solidification point naphthene-base VGO in a single-tube film sulphonation reactor with SO3 sulfonation agent. 以高芳烃的中海绥中低凝环烷基减压馏分油为原料;以三氧化硫为磺化剂;采用降管膜式反应器合成出了收率高达53.;7%25、有效物含量高达80%25的石油磺酸盐(NPS)。
- Petroleum sulfonate was obtained through sulfonation reaction using extract oil from lube oil solvent refining unit as raw material and fuming sulfuric acid as sulfonation agent. 摘要 以减五线馏分油溶剂精制后的抽出油为原料,采用发烟硫酸为磺化剂进行磺化反应制取石油磺酸,进而制取石油磺酸钠。
- I booked my holiday through my local travel agent. 我是由本地的旅游代理人预先安排的度假事宜。
- The tour is arranged by our local travel agent. 这个旅游团是由我们的本地旅游代理商组织安排的。
- For further information, contact your local agent. 要进一步了解情况,请与本地代理商联系。
- FBI is on the look out for the agent these days. 这些天联邦调查局正在注意那个特工。
- The agent spoke on behalf of his principal. 代理人代表他的委托人说话。
- I made my assistant my agent while I was abroad. 我请我的助手在我出国期间做我的代理人。
- Our travel agent routed us through Italy. 我们的旅行社安排我们途经义大利。
- Thank you for your proposal of acting as our agent. 谢谢你方作为我们代理的建议。
- Keywords sulfonation reaction;sulfonating agent;technology; 磺化反应;磺化剂;工艺;