镁铁尖晶石

MgO-C major producers, aluminum MgO-C, Al-Mg is not brick, aluminum spinel carbon bricks, low-carbon non-carbon brick, aluminum silicon carbide bricks, skateboards brick, nozzle brick, block bricks, a steel I brick, air brick, precast tundish board,×, brick, iron groove materials, castables, gunning materials, the bottom tie material, combined with 13 major series, etc.

主要生产镁碳砖、铝镁碳砖、铝镁不烧砖、铝尖晶石碳砖、低碳无碳砖、铝碳化硅砖、滑板砖、水口砖、座砖、出钢口砖、透气砖、中间包预制板、高铝砖、粘土砖、铁沟料、浇注料、喷补料、炉底打结料、结合剂等13大系列40多个品种，产品畅销国内30多家大中型钢铁企业，并出口德国、乌克兰、澳大利亚、越南和伊朗等20多个国家和地区。

The variety of spinel includes red spinel, ruby color spinel or ruby spinel, purple or spinel similar to the luster of almandine, pink or rosy spinel, reddish spinel, blue spinel, gem color spinel or gem spinel, spinel like alexandrite, black spinel, candite or ceylonite.

尖晶石的种类包括（红色尖晶石、红宝石色的尖晶石或红宝石尖晶石、紫色的或类似贵榴石色泽的尖晶石、粉或玫瑰色尖晶石、桔红色尖晶石、蓝色尖晶石、蓝宝石色尖晶石或蓝宝石尖晶石、象变石的尖晶石、黑色尖晶石、铁镁尖晶石或镁铁尖晶石）。

Influence of individual reaction parameters on MF catalytic hydroxylation of PHP is studied to find out preferable reaction conditions.

研究了各种反应条件对铁酸镁MgFe〓O〓尖晶石类催化剂催化苯酚过氧化氢羟化反应的影响，找到了较好的反应工艺条件。

A new method for directly producing naphthol from naphthalene is studied in this paper,in which spinel-type magnesium ferrite is used as the catalyst and hydrogen peroxide as the oxidant.

研究了萘一步催化氧化合成萘酚的新方法，该法以具有尖晶石结构的铁酸镁为催化剂，过氧化氢为氧化剂。

The invention relates to a kind of composed method of magnesium ferrite of spinel structure.

要约 本发明涉及尖晶石结构铁酸镁纳米粒子的合成方法。

This is a development of a new generation of "heavy duty" magnesia brick based on HERCYNITE SPINEL and special burning technology.

该产品是基于铁铝尖晶石和特殊烧结技术而发展的新一代&重型&镁质砖。

The quality is a burnt magnesia spinel brick made from fused magnesia, low iron sintered magnesia and fused hercynite.This synthetic hercynite is a patent by RHI Refractories.

它由电熔镁砂、低铁烧结镁砂和电熔铁铝尖晶石制成的烧结镁铁尖晶石砖，这种人工合成的铁铝尖晶石是RHI奥镁公司的专利。

Spinel is a compound of magnesia and alumina(Al2O3) and is thus a magnesium aluminate(MgAl2O4), found as accessories in igneous rocks, in metamorphosed aluminous schists, in contact metamorphosed limestones and sometimes in high temperature iore veins.

尖晶石主要成分是氧化镁和氧化铝，结晶习性是等轴晶系漂亮的正八面体。镁被铁置换就是铁尖晶石，被锌置换就是锌尖晶石，铁完全置换镁形成磁铁矿，铬置换铁尖晶石形成铬铁矿，这些类质同相的等轴晶系都是八面体结晶的尖晶石族矿物。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。