查询词典 raffinate

The manganese sulfate in the raffinate was recovered by alkaline oxidation process. Using ferrous sulfate as the catalyst, the conversion ratio of manganese dioxide was 84%, the content of manganese dioxide was 90%, which could reach the requirement of circle utilization.

萃余液中的硫酸锰采用碱式氧化法回收利用，以硫酸亚铁为催化剂，MnO_2的转化率可达84%，产品含量达到90%，可达到循环利用的要求。

Under optimal conditions: reaction temperature 80 - 90 ℃, V: V 4 - 5 , linear flowrate of C4 raffinate 0.45 - 0.55 mrn/s

在此条件下，异丁烯的转化率可达88.8％。工业装置运转结果表明，异丁烯转化率大于75％。

The method of two-step acid hydrolysis for extracting diosgenin from D. zingberensis wright was studied with orthogonal tests. The experimental results show that the raffinate of diosgenin is up to 2.41%, has improved by 9.55% than the method of direct hydrolysis (2.20%).

采用正交实验的方法，探讨了经过二次酸水解法从黄姜中提取薯蓣皂甙元的工艺条件，结果表明该方法提取的薯蓣皂甙元产率达到了2.41%，比直接水解法(2.20%)提高了9.55%。

Six-stage counter-current extraction experiments were carried with two different solvent to raffinate ratio i.e. E/R=4, 8. A better result was found with E/R=4, that gave 90% in oil recovery and 8~9% oil concentration in extract.

本研究建立多级逆向萃取的数学模式，并分别以两种溶剂与固体比(E/R=4，8)进行实验，验证数学模式的实验结果显示E/R=4效果较佳，六级的逆向萃取，萃取收率达90%且萃取液浓度可维持8~9%。

Existing status of exhaust gas, waste residue, fluorine-containing wasted hydrochloric acid and raffinate from production of tetrafluoroethylene, hexafluoropropylene , their treatment and comprehensive utilization are introduced.

介绍了四氟乙烯、六氟丙烯生产过程中产生的废气、废渣、含氟废盐酸、残液的现状和治理、综合利用方法。

With the advantages of simple flow, easy operation, mild reaction condition, low investment and high quality products, the catalyst and process for solvent naphtha production by hydrogenation of reformed raffinate that we developed have been applied widely in 10 refineries in Dushanzi, Urumqi, Tianjin, Guangzhou and other cities and have generated clear economic profits and social benefits.

我们开发的重整抽余油加氢生产溶剂油催化剂及工艺，由于具有流程简单，操作方便，反应条件温和，投资少，产品质量高等优点，已经在独山子、乌鲁木齐、天津、广州等十家炼厂广泛推广，取得了明显的经济效益和社会效益。

The preparation process for methacrolein and methyl methacrylate by oxidation method was studied in a fixed-bed reactor and a slurry reactor respectively with raffinate C4 fractions by-product of ethylene plant as raw materials.

以乙烯装置副产的抽余C4馏分为原料，分别在固定床反应器和浆态床反应器上考察了甲基丙烯醛和甲基丙烯酸甲酯的氧化法制备工艺。

Experimental data on supercritical carbon dioxide deacidification of 10% free fatty acid contained oil at 200 bar, 353K, consumed with 2700 g of carbon dioxide indicated that concentration of free fatty acid in the raffinate oil dramatically decreased down to 0.26%, and the oil still retained 1.3% of γ-oryzanols and 94.7% triglyceride.

在超临界二氧化碳萃取蒸馏程序方面，以200 bar、353K和2700克的二氧化碳，在填充27公分高θ型网的萃取槽，脱酸游离脂肪浓度为10%的米糠油，可在塔底获得游离脂肪酸浓度为0.26 %的脱酸油。

In the process of extractive distillation o f butadiene,thequality of the byproduct butane-butene raffinate are rel ated to many process para meters, which are coupling and with noises.

丁二烯萃取精馏过程中，副产品抽余液的质量和很多工艺参数有关，工艺参数之间又是相互关联、耦合的，并具有噪声。

Under optimal conditions: reaction temperature 80-90 ℃,V ∶V 4-5 ,linear flowrate of C4 raffinate 0.45-0.55 mm/s, conversion of isobutene can ...

试验结果表明，异丁烯催化逆流水合制叔丁醇的适宜操作条件为：反应温度80~90℃，水油体积比为4~5，抽余C4烃的流速为0.45~0.55mm/s。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。