thes study and bring forward a new formula for acid bleaching of barite powders containing impurities such as fluorite and calcite.
研究并提出用稀盐酸、硼酸和反应助剂作为含有萤石、方解石杂质的重晶石粉体酸漂增白的新配方。
for these reasons, the authors believe that the authigenic quartz albite barite found in the surface sediment from east pacific is a typical thermal water assemblage.
作者据此认为,存在于东太平洋表层沉积物中的自生石英钠长石重晶石属于热水矿物组合。
a systematic study on the adsorption properties of polymeric carbohydrate dextrin on barite and fluorite surface was carried out.
本工作系统地研究了聚合碳水化合物——糊精在重晶石和萤石表面的吸附特性。
in addition, i have seen one made with barite the so-called glowing pearl.
此外,笔者曾看到一颗用重晶石制成的所谓夜明珠。
barite mineralization has many stages.
重晶石矿化具多期性。
i have two large mining companies, mainly barite and fluorite.
我公司拥有两座大型矿山,主要是重晶石和萤石。
vein fluorite and barite deposits in southeast sichuan occur mainly in the lower ordovician carbonate rocks.
川东南脉状萤石-重晶石矿床主要产于下奥陶统碳酸盐巖中。
due to the different origin of natural barite so it is grade different.
天然重晶石由于产地的不同,矿的品位不同。
barium as barite (barium sulfate)is used industrially as a white pigment for paint .
钡以重晶石形态(硫酸钡)在工业上用作油漆的白色涂料。
more than 40 witherite and barite deposits (or points) locate in northern daba mountains, which is a large and unique witherite metallogenic belt in the world.
北大巴山地区已发现毒重石-重晶石矿床(点)达40余处,是现今世界范围上唯一的大型毒重石成矿带。
under scanning electron microscope, barite in these samples occurs as euhedral crystal, co-existing with authigenic quartz and albite with the same idiomorph.
扫描电镜观察发现,重晶石均为完整自形晶,并与同为自形的石英及钠长石共生。
red carneol and barite etc. have the features of plume rocks.
红碧玉、重晶石等具有喷流巖的特征。
stable and good results have been achieved for the flotation-separation of fluorite and barite by adopting modified water glass h1101 mixed reagent.
采用改性水玻璃h1101混合剂浮选分离萤石与重晶石获得稳定的良好指标。
the result of this study has an important geological significance in the reconnaissance of barite ore in the central hunan.
这一综合性的研究成果,为在湘中普查重晶石矿床具有重要的地质意义。
the instrument is a powerful arm of developing api standard barite for its convenience and maximum parallel deviation that is less than 0 1% .
该仪器使用方便,最大平行差不超过0 .1% ,是开发符合api标準重晶石的有力武器。
barite is one of the weighting materials.
重晶石粉是加重材料的一种。
smelting of simgreba alloy with rare earth rich slag, barite and lime in electric-arc furnace is introduced in the paper.
叙述了在电弧炉中用稀土富渣、硅铁、重晶石、石灰等原料冶炼稀土硅钡镁合金的研制过程。
barite deposits in carbonate rock area forms under shallow condition with karst hydrothermal brine solution as medium and karstification as leading factor of mineralization.
碳酸盐巖地区的重晶石矿床,是在浅层条件下,以巖溶地下热卤水溶液为介质,巖溶作用为主导成矿作用形成的。
there are 3 barium deposit zones distributed in qinba mountain area, they are witherite deposit zone in the south, barite deposit zones in the north and middle.
秦巴山区钡资源丰富,钡矿床(重晶石、毒重石)分3带:南带为毒重石矿带,北带与中带为重晶石矿带。