barite

Both aspects are also the constraints forapplication of barite to the paleoceanographic researches in the future.

上述问题是当前研究的难点,也是制约重晶石广泛用于古海洋研究的基本问题.

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The Gongxi barite deposit hosts in the Niutitang formation of the lower Cambrian.

湖南新晃贡溪重晶石矿床赋存于下寒武统牛蹄塘组中.

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Application experimentation show that modified barite powder takes the place of precipitated barium sulfate in offset coated paper, coating and paint etc.

应用实验表明：改性超细粉在铜版纸涂布和油漆中可以替代沉淀硫酸钡。

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This is the main reason for barite to increase the cement strength and reduce the weakening of late strength.

结果表明，重晶石对水化铝酸钙的晶型转变有抑制作用，这是重晶石提高铅酸盐水泥强度、减小强度倒退的主要原因。

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The anticorrosive resin of acid scouring groove is unsaturated resin of S-156, the strengthen material are polyester fiber cloth and barite powder.

酸洗槽防腐树脂选用S-156不饱和树脂，增强材料选用涤纶布、重晶石粉。

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Calcite, siderite, barite and others don't contain gold.

方解石 、 菱铁矿 、 重晶石等不含金.

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Vegetable Glue and Barite Powder Weighted Mud Applied in the Confined Water Thick Cover Formations

植物胶重晶石粉加重泥浆在有承压水厚覆盖地层中应用成效

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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.

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Which the reserves, and high-grade gold, copper, silica, manganese, barite, marble and so on.

其中储量大 、 品位高的有金 、 铜 、 硅石 、 锰 、 重晶石 、 大理石等.

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Carlin type gold deposits frequently associated with mercury ore and barite.

卡林型金矿常与汞矿、重晶石矿伴生。

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There are mineral oil, natural gas, uranium, iron, chrome, bauxite, barite, such as zinc.

矿产有石油 、 天然气 、 铀 、 铁 、 铬 、 铝土 、 重晶石 、 锌等.

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Actual Barite consumption will depend on hole condition while drilling.

实际的重晶石用量取决于井下的实际需要.

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The surplus barite, bentonite and cement have to trans-fered to the supply boat.

反多余的重晶石, 粘土粉和水泥运到拖轮上.

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The process flows are very simple. Barite concentrate is usually output after single-stage washing, two-stage crushing and single-stage jigging separation, without recycling associated minerals ( such as fluorite).

工艺流程比较简单，一般经过一次洗矿、两段破碎、一段跳汰分选产出重晶石精矿，对于其中伴生矿物（如萤石）未进行回收利用。

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This paper described the separation of fluorite from barite by flotation with S-2 as a regulator and C_ ( 235) as a collector.

以S-2（可溶性硫酸盐）作调整剂，C（235）（烷基α-羟基1,1双膦酸）作捕收剂，浮选分离萤石与重晶石。

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The overseas field application shows that oil base muds with densities greater than 1.6 g/ cm3 have lower equivalent circulation density ( ECD) if manganese tetraoxide is used as the weighting agent, instead of barite.

国外现场应用表明，对于密度在1.6g/cm3以上的加重油基钻井液，用四氧化锰代替重晶石粉加重，能降低钻井液的当量循环密度。

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Red carneol and barite etc. have the features of plume rocks.

红碧玉、重晶石等具有喷流岩的特征.

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The principal minerals of lead-zinc deposit in Zhenxun are sphalerite, galena, pyrite, quartz and barite.

闪锌矿 、 方铅矿 、 黄铁矿 、 石英及重晶石是镇旬铅锌矿田的主要矿物.

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The activity index indicated that modified barite powder had a good hydrophobic.

改性后的重晶石矿物表面的疏水性得到明显了改善；

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There is a stone powder factory affiliated to No.1 Drilling Company of Liaohe Oilfield which specializes in grinding quartz, bentonite and barite for preparing drilling fluids.

辽河油田钻井一公司下属的石粉厂，它是专门粉磨石英、膨润土和重晶石的工厂，供配制钻井液用。

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The surplus Barite, Bentonite have to be transferred to the supply boat.

把多余的重晶石 、 土粉运到拖轮上.

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The Method of Antisepsis by Restraint of Fluoride in Production Process of Ultrafine Barite Powders of Special grade

超微重晶石特级粉制造工艺中的制氟防腐方法

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Barite ( Barium sulfate ) is a crude rhombic salt; it is a neutral filler.

重晶石 ( 硫酸钡 ) 是一种天然形成的斜方晶系无机盐, 为中性体质填料.

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Prismatic crystal of Barite on Calcite crystals.

柱状晶形的重晶石在方解石晶簇上.

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Abstract: The Gongxi barite deposit hosts in the Niutitang formation of the lower Cambrian.

文摘: 湖南新晃贡溪重晶石矿床赋存于下寒武统牛蹄塘组中.

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Barite powder is an important chemical raw material. It was widely used as filler in paints, rubber, paper and other industries, and it was also the most important filler used in powder coating in most countries.

重晶石粉末是一种重要的化工原料，作为填料广泛应用于涂料、橡胶、造纸等行业，且是大多数国家粉末涂料中最重要和用量最多的填料。

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In addition, Han Shan also contain pyrite have even found that there is barite He Shan.

此外在罕山还蕴藏有黄铁矿、连何山发现有重晶石.

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At least 80 tons Barite should be kept on hand at rig.

平台上必须储备至少80吨的重晶石粉.

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Barite powder was modified with stearic acid and silicane.

利用硬脂酸、硅烷偶联剂对重晶石粉进行表面改性。

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Study and Application on Surface Modification of Barite Powder

重晶石矿粉表面改性研究与应用

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