Selection of the general vacuum pump oil

怎样选择常用 真空 泵 油

Discussion on condition testing the degree of ultimate vacuum of ultrahigh vacuum diffuse pump oil

超高 真空扩散 泵 油极限真空测试条件的探讨

Buzzer is driven by signal generator to create forced vibration in vacuum pump oil the damping coefficient of the liquid could be extracted by measuring the resonance frequency of the vibrating object in the liquid the liquid viscosity could be determined accordingly .

用信号发生器驱动蜂鸣片在 真空 泵 油中产生受迫振动，通过测量液体中振动物体的谐振频率求得液体阻尼系数，进而确定了液体黏度。

Mineral Mechanical Vacuum Pump Oil

矿物 油型机械 真空 泵 油

Slide-valve vacuum pump is a usual mechanical oil seal vacuum pump .

滑阀 真空 泵是一种常见的 油封式机械真空泵。

The effects of air exhaust temperature of circulating cooling water cold trap and environmental temperature on testing results of the degree of ultimate vacuum of 274 and 275 ultrahigh vacuum diffuse pump oil were discussed .

探讨了274、275超高 真空扩散 泵 油极限真空测试过程中，除气、循环冷却水温度、冷阱及环境温度等因素对测试结果的影响。

The flame-proof oil and gas recovery vacuum pump has the advantages of small volume 40 % smaller than an oil and gas recovery vacuum pump of the same flow which is provided with a motor .

本实用新型的优点是体积小，它的体积比同流量自带电机 油气回收 真空 泵小百分之四十；

The applying of Roots vacuum pump system in the oil distillation device of the need to reduce pressure

罗茨 真空 泵 机组在 石油减压蒸馏装置上的应用

Based on the analysis results of 14 imported vacuum pump oil samples and quantify date of foreign country 's vacuum dump oils . we have made the specification of mineral vacuum pump oil and manufactured series products of vacuum pump oil .

根据国外 真空 泵 油分析实例、十四种进口油品质量检验，制订了真空泵油产品标准，并研制了我国真空泵油系列产品。

Design the Piston Ring and Extension Ring of Reciprocating Vacuum pump which is Vertical Lubrication without Oil

立式半无 油往复式 真空 泵活塞环和张力环的设计

We present a new method of designing the piston ring and extension ring achieved from making designs for the LVP type reciprocating vacuum pump which is vertical lubrication without oil . This method is useful to the designer and user of the vacuum pumps .

我们在设计LVP型立式半无 油往复式 真空 泵的过程中，对活塞环和张力环的设计进行了些探讨和研究，现介绍如下，以供设计者和用户参考。

Processing problems including requirements of quartz raw materials graphite crucibles power supply vacuum pump oil melting schedule etc. which affect the production and quality of transparent silica glass tubes by vacuum-pressure method have been discussed .

讨论了采用真空加压法制造透明石英玻璃管的过程中，影响质量和产量的主要工艺因素，其中包括石英原料、石墨坩埚、配电、 真空 泵 油、熔炼制度等方面的问题。

In this paper it is presented that there are two kinds of vacuum mechanical pump oil .

机械 真空 泵 油主要的两大类：合成系和矿物 油系；

Vacuum Mechanical Pump Oil

机械 真空 泵 油

This sophisticated mechatronics products in a vacuum apart from the application of molecular pump but also the military aerospace oil petrochemical energy and other areas has broad prospects .

这种精密的机电一体化产品，除了在 真空分子 泵中应用外，还在军工、航天航空、 石油石化、能源等领域有着广阔的前景。

Determination of back stream of pump fluid of vacuum oil diffusion pump as well as equipment with oil diffusion pump by infrared spectrum

真空 油扩散 泵及其设备泵液返流率红外光谱测定法

Study and application of water - proof vacuum pump oil

耐水 真空 泵 油的研究与应用

The choice and application of the general vacuum pump oil are described a reference is given to the user service workers works and sales departments in the article .

介绍常用 真空 泵 油的选择考虑和应用实例，供用户、有关厂商和维修人员参考。

Development State of Vacuum Pump Oil of Mineral Oil Origin

矿物油型 真空 泵 油的发展概况

Practice and Opinion on Common Oil for the Rotary Vane Vacuum Pump Common Oil for

关于旋片 真空 泵常用 泵 油的实践与看法

Improve the performance of the vacuum pump oil with hydro-upgrading lube base oil

加氢处理润滑油基础油对 真空 泵 油性能的改进

The paper analyses the unreasonable process of vacuum system of pump house . It also put forward the constructive suggestions with regard to strengthen the process management of oil depot .

对 油泵房 真空系统不合理工艺进行了剖析，并就加强 油库工艺管理提出建设性意见。

It shows that the major impurities in the vacuum vessel come partly from the fractions of the pump oil Baking at low temperature seems not useful but cleaning discharges are more effective in improving vacuum .

证实了杂质的主要来源之一是 泵 油裂片，低温烘烤对提高本 底真空基本无效，而清洗放电效果显著。