焦结的

The production of SO3 sulfonation is in common present a problem, that is coking disposal and demarcate of the sulfonator.

SO3磺化生产经常会出现这样的问题。即磺化器的结焦处理及标定。

Results indicated that the existence of olefins in the reformate raffinate was the major factor engendering the deactivation of 5A molecular sieve.

结果表明，重整抽余油中的烯烃是引起分子筛结焦失活的主要因素。

In this acticle, thermal oil velocity was determined in accordance with Reynold criterion, in order to be convenient for heat transfer of thermal oil and prevent thermal oil carbonizing.

为了便于导热油的传热和防止结焦现象，根据雷诺准则确定了导热油在管束内的流速。

XRD results reveal that the addition of HF decreases the defects in the crystal lattice of SAPO 34, which is proved by the two distinct double peaks at 2 θ=26°and 31° and other ...

以氟化氢三乙胺复合模板剂合成的分子筛，在催化甲醇制低碳烯烃反应中结焦速率降低，生成乙烯及丙烯的选择性则略有提高

The higher than predicted maximum pressure could conceivably be a consequence of nozzle slagging .

高于预测，最大的压力，可以想象的后果喷嘴结焦。

For the coked 5A molecular sieve, using air as regeneration gas at a space velocity of 720h-1, a regeneration temperature of 350℃ and a regeneration time of 1h, the activity of the regenerated molecular sieve could reach 96% of that of the fresh one.

对于结焦5A分子筛，以空气为再生气体，在空速为720h-1、350℃条件下再生1h的吸附活性可以达到新鲜5A分子筛的96%左右。

In recent two years, serious slagging has been found in Unit 4 boiler of Shaoguan Power Plant, which is deemed to be caused by the irrationality in the structure of double volute type turbulent burners, disposition of secondary air piping and damper s, layout of refractory belt, air distribution, etc.

结焦的原因是双蜗壳扰动式燃烧器结构、二次风管道与风门布置、卫燃带布置和配风方面存在不合理的地方。

Analysis of labelled ethanol desorbed at different temperatures indicated that the adsorbed ethanol did not take part in the coke formation.

吸附标记乙醇的升温脱附产物的分析结果表明，吸附态乙醇并不结焦。

Both n/n and aromaticity of the feed can well reveal the coking tendency of a feed.

原料的n/n和芳碳率均能够较好地反映出原料的结焦性能。

The variation pattern of the softening point during air oxidation at various temperatures,and coking phenomenon of the said pitch at low tem...

还考察了尤里卡沥青在不同温度下在空气氧化过程中软化点的变化规律，以及尤里卡沥青的低温结焦现象。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐