开发了一种能裂解重质原料油、多产中间馏分油的裂化催化剂MLC - 500。
A new residual oil cracking catalyst named MLC 500 with high bottoms cracking ability and high yield of LCO was developed.
应用快速床-湍流床再生技术对前置烧焦罐催化裂化装置进行改造是解决目前该型式装置加工重质原料存在问题的有效途径。
Adopting fast bed-turbulent bed regeneration technology to reform the RFCC unit with pre-combustor is an effective way to solve the problems existing in the unit when processing heavy feedstock.
中型试验结果表明，在该反应系统中，用大庆重质原料油，可以生产出烯烃体积分数低于18%的汽油，同时还能生产丙烯，产率达9.20%。
The results showed that under the selected operating conditions, the olefin content in the cracked naphtha was below 18%, and the propylene yield was up to 9. 20%.
以大庆直馏柴油为原料，经异丙醇尿素脱蜡制得纯度较高的重质液体石蜡和低凝点脱蜡油。
High purity heavy liquid paraffin and low condensing point dewaxing oil are produced by urea complex using Daqing crude oil distilling cut as raw materials.
这样就避免了催化剂与原料中的污染物和重质毒物接触，因而催化剂使用寿命较长。
Thus the contact of the catalyst with pollutants in feedstock and heavy toxicants is avoided. So the catalyst service life is longer.
通过在浮法玻璃配合料中加入特殊黏结剂取代传统的配合料加水，可以将配合料中重碱换成轻碱，并可利用10%的硅质超细粉原料。
This article mainly reasearched that light alkali substituting heavy alkali and 10% silica sand ultra-fine dust were used in the float glass batch by the method of adding special cementing agent.
渣油或者渣油与各种重质油掺合后的混合原料体系的稳定性取决于其分散相与分散介质的配伍性。
The stability of the system of residue or a variety of mixed oils depended predominantly upon the mutual compatibility between dispersed phase and dispersion medium.
由于原料油不断重质化，而且要求轻质油收率不断上升，因此对炼油装置提升管反应器的要求更加苛刻。
As increasing of heavy oil component in raw oil and rising of light oil yield, this result in stricter requirement for lift pipe reactor of oil refining unit.
谷氨酸是一重要的化合物，主要用发酵法生产，玉米、小麦、甘薯、大米、甘蔗糖蜜、甜菜糖蜜等是发酵生产谷氨酸的淀粉质主要原料。
L-glutamic acid is a kind of important chemical compound, which is mainly produced by ferment method from maize, wheat, sweet potato, rice, sugar molasses, beet molasses.
以重质洗油为原料，二甲苯为溶剂精制工业芴。
The technical fluorene has been refined from the heavy wash oil with xylene.
以重质洗油为原料，二甲苯为溶剂精制工业芴。试验选出最佳的工艺路线与操作条件。
The technical fluorene has been refined from the heavy wash oil with xylene. The optimum technological process and operation conditions are selected by the experiments.
与催化裂化重质芳烃原料相比，未反应芳烃油显示了较好的安定性。
The unreacted aromatic oils separated from the reaction mixtures exhibited better color stability in comparison with the catalytic cracking heavy aromatics.
本发明公开了一种用重质渣油为原料制备光学各向异性热变形沥青的方法。
The present invention discloses the preparation process of optical anisotropic heat-deformed asphalt with heavy residual oil as material.
催化剂特别适用于重质烃类原料加氢处理的非固定床法。
The catalyst is particularly suitable for use in non-fixed bed processes for the hydroprocessing of heavy hydrocarbon feeds.
催化剂特别适用于重质烃类原料加氢处理的非固定床法。
The catalyst is particularly suitable for use in non-fixed bed processes for the hydroprocessing of heavy hydrocarbon feeds.
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