niobium

A series of niobium acids at different calcination temperatures was prepared.

在不同焙烧温度下制备了一系列固体铌酸催化剂.

Study is made of the preparation of niobium suboxide by Nb reduction of Nb_2O_5 through high energy ball milling.

对在高能球磨中用Nb还原Nb2O5制备新型电解电容器阳极材料低价铌氧化物工艺进行了研究。

Several ideas obtained from the construction supervision on 2# tail pond of Yichun Niobium and Tantalum Mine are given on the supervision of quality control, schedule control and cost control for the better work in the future.

通过宜春钽铌矿2~尾矿库监理工作，从监理对质量控制、进度控制、造价控制等方面谈了几点认识，从而更有效地做好工程监理工作。

Niobium is the metallic element with the highest transition temperature.

铌是转变温度最高的金属元素.

Niobium oxides are favorable promoter and Support.

铌氧化物是优良的促进剂和良好的载体.

Under certain tension, the cold rolling efficiency of niobium was improved obviously. After three passes, the deformation rate of titanium slab reachs 62.5 percent and the shape of the strip is perfect.

经过反复的实验摸索，施加一定的张力，冷轧铌可以明显的提高轧制效率；钛板经过3个道次的轧制，变形率达到62.5%，而且板形良好，极大的提高了轧制效率。

Use of copper welding, the welding wire with niobium as the media.

选用铜焊, 在焊接时用铌丝作媒介.

Niobium is a soft metal used in producing superconducting steel.

铌是制造超导钢制品的一种软金属.

Niobium and niobium-zirconium wires are mainly used in lighting industry.

铌及铌锆丝大量用于制造高压钠灯.

It is widely used to separate tungsten, stannum, niobium, other rare metal and noble metal ores.

广泛用于钨 、 锡 、 铌及其它稀有金属和贵金属矿.

We export Titanium, Tantalum, Niobium , Zirconium and Nickel materials and finished products, kindly contact for inquiry!

我司出口钛, 钽, 铌, 锆, 铌金属材料及其制品.

The property and catalytic application of niobium oxide in the multiphase field were briefly introduced.

摘要简要介绍了铌氧化物的性质及其在多相催化领域内的应用.

Niobium oxide optical thin films have been prepared by low frequency reactive magnetron sputtering system.

利用低频反应磁控溅射制备五氧化二铌光学薄膜.

Tantalum-Niobium International Study Center ( TIC )

国际钽铌研究中心 ( 比利时 )

Production of Ultra-pure Tantalum Oxide/ Ultra-pure Niobium Oxide from CH_3 ( CH_2)_5CHOHCH_3-HF-H_2SO_4 System

仲辛醇-HF-H2SO4体系制取超高纯氧化钽和超高纯氧化铌

Superconducting function: Niobium-titanium alloy demonstrates superconducting function of zero resistance when it is lower than critical temperature.

超导功能：铌-钛合金在温度低于临界温度时，呈现出零电阻的超导功能。

Study of Comprehensive Recovery of Niobium Minerals in Baotou Mine

包头矿铌矿物的综合回收研究

In niobium alloy containing carbon occurs decarburization in case of contamination by oxygen at higher temperature.

含碳的铌合金,若在高温下受氧沾污,易产生脱碳现象.

Synthesis of Ultra-fine Niobium and Tantalum Powders by Hydrogen Reduction

气相还原制备超细微铌和钽粉末

Kinetics of reduction of niobium oxide and tantalum oxide in fluorine-containing slag in blast furnace smelting

含氟高炉渣中氧化钽和氧化铌的还原动力学研究

Optimal technological condition of separating tantalum and niobium from gangue with rotary spiral chute

旋转螺旋溜槽选分钽铌矿的最佳工艺条件

Most likely to use superconducting elements-niobium.

最易应用的超导元素 —— 铌.

Some views on the construction supervision of 2# tail pond in Yichun Niobium and Tantalum Mine

宜春钽铌矿2~尾矿库工程建设监理的几点认识

Development of Niobium and Titanium Microalloyed Steel Plate for Camion Spoke

铌钛复合微合金化载重汽车轮辐钢板的研制

An advanced niobium-silicide based ultrahigh temperature alloy was prepared by vacuum consumable arc-melting method.

本文设计了新型 Nb 硅化物基超高温合金的成分,并采用真空自耗电弧熔炼法制备了其母合金锭.

Determination of phosphorus, iron, zirconium and niobium in titanium pigment by X-ray fluorescence spectrometry

X-射线荧光光谱法测定钛白粉中磷铁锆铌

Differential Thermal Analysis and X-ray Study of Glassed in Niobium& Silicate System

铌硅酸盐系统玻璃的差热、X-射线研究

The developments and current situation of tantalum-niobium hydrometallurgical extraction are presented.

介绍了钽铌湿法冶金技术的发展概况和现状.

Analysis on performances of niobium and tantalum capacitor

铌、钽电容器性能分析

Determination of the content of carbon in tantalum powder, niobium powder and tantalum carbide by high frequency infrared absorption spectroscopy

高频红外吸收法测定钽粉、铌粉和碳化钽中的碳