1)  face the hydrogen
临氢
2)  hydroisomerization
临氢异构
1.
The Improvement of Pt/SAPO-11 Hydroisomerization Catalysts;
Pt/SAPO-11临氢异构催化剂的改进
2.
It was shown that reaction temperature has the greatest impact on the hydroisomerization of n-tetr.
获得了正十四烷临氢异构的最佳条件为300℃~330℃,0。
3.
The present problems for Ca utilization are separation of single component and removal of residual butadiene in C_4 streams,n-Butene hydroisomerization technology takes advantages of reaction reversibility,low temperature,selective hydrogenation of butadiene and easily to combine with catalytic distillation,which is the spot of recent interest.
分析了不同来源的碳四的组成及国内外碳四资源的利用情况,指出单组分分离、去除丁二烯是碳四综合利用的难点;介绍了正丁烯临氢异构技术具有反应可逆、反应温度低、可同时进行选择加氢除丁二烯及易与精馏技术配套的优势;综述了国内外与催化精馏技术相结合的临氢异构技术在裂解碳四和炼厂碳四利用中的应用进展,包括最大化生产1-丁烯、生产1-丁烯/2-丁烯、生产高纯度异丁烯及利用碳四烯烃的组合工艺等。
3)  without hydrogen
非临氢
1.
The isomerization of n-hexane was investigated in micro-chromatographic combination unit without hydrogen under atmospheric pressure.
以正己烷为原料,采用CGG-Ⅱ催化剂,在WFD-3030微型反应器中进行异构化反应,考察在非临氢常压条件下,空速、温度等反应条件对正己烷异构化反应的影响。
2.
At normal pressure and without hydrogen, the effects of temperature and space velocity on the dropping pour point of the raw materials were studied.
研制了降凝催化剂FC-DB,在常压非临氢条件下以抚顺石油二厂催化裂化柴油和辽化加氢裂化尾油为原料,考察了温度、空速对降凝效果的影响。
4)  hydrovisbreaking
临氢降凝
1.
Hydrofining-hydrovisbreaking combined process has been adopted in the 5 000 b/d oil refining unit of Hangzhou Refinery and the hydrofining catalyst and hydrovisbreaking catalyst have been sectionally loaded in a single reactor to process inferior coker gasoline and gas oil.
杭州炼油厂 2 5 0kt/a油品精制装置采用加氢精制 /临氢降凝组合工艺 ,在同一台反应器中分段装填精制和降凝催化剂 ,加工劣质汽油、柴油 ,操作弹性大 ,拓宽了柴油加氢精制的原料来源 ,大大提高了低凝柴油收率 ,且产品颜色浅、硫含量低、氧化安定性好。
2.
The feasibility of hydrotreating-hydrovisbreaking combination process and its technical application were introduced.
介绍了加氢精制临氢降凝组合工艺开发的可行性及工业应用情况,两个周期的运行结果表明,以催化裂化轻柴油为原料生产-35#低凝柴油组分,具有反应条件缓和、柴油收率高、催化剂再生周期长的优点;通过调和可解决柴油十六烷值低的问题;3881催化剂再生性能较好,催化剂再生后活性基本恢复到原有水平。
3.
Technical features of design and running of a new type of hydrofining-hydrovisbreaking unit in Yongping Refinery designed by LPEC are introduced.
介绍了由洛阳石油化工工程公司设计的延长油矿管理局永坪炼油厂新型加氢精制 临氢降凝装置的设计概况、主要技术特点及运行情况。
5)  hydrodewaxing
临氢降凝
1.
Development and Application of FDW-3 Hydrodewaxing Catalyst;
FDW-3临氢降凝催化剂开发及应用
2.
Simulation of Hydrodewaxing Reactor by Stochastic Method;
临氢降凝反应器的模拟计算
3.
On the basis of compositional characteristic and product demand of naphthenic base crude oil, a series of lube oil hydroprocessing technologies were developed successively by RIPP, such as hydro-deacid, medium pressure hydrotreating, hydrodewaxing and high-pressure hydrotreating.
中国石化石油化工科学研究院针对环烷基原油的组成特点与产品需求,先后开发出加氢脱酸、中压加氢处理、临氢降凝等加氢工艺直到高压全氢型流程,并开发出相应的系列专用催化剂,先后应用于工业装置,开发出高质量环烷基润滑油产品与优质光亮油等产品,质量、收率均优于传统流程,取得了良好的经济效益,为今后加工国内外环烷基原油积累了经验。
6)  equipment in hydrogen service
临氢设备
参考词条
补充资料：临氢降凝
分子式：
CAS号：

性质：又称催化脱蜡。在有催化剂存在、临氢状态下，裂化油品中的正构烷烃，以降低油品凝点的工艺。主要用于生产低凝柴油。使用择形分子筛催化剂(如ZSM-5)，可使高疑点含蜡油转化为低疑点轻柴油。该工艺氢耗小(0.5％)、氢压低(4.5MPa)，在加氢的各种工艺中属于投资较低的。

说明：补充资料仅用于学习参考，请勿用于其它任何用途。