A new type of electroplated diamond bits is developed and produced by adopting.
本文采用复合电镀新工艺来研制和生产金刚石钻头。
Comprehensive evaluation of diamond bits and supporting plan of deep foundation pit with fuzzy optimal theory.
优化理论模型在金刚石钻头和深基坑支护方案综合评价中的应用。
It is proposed that economical performance of diamond bits be quantitatively appraised by use of bit drilling cost.
并提出用钻头钻进成本定量地评价金刚石钻头的经济效果。
The paper discusses the design program of the production process for large diameter impregnated diamond bits, which offers a reference for people in this field.
本文详细介绍了生产大口径孕镶金刚石钻头的工艺设计方案，值得同业借鉴。
The strength of the coated diamond, the bonding force with the metallic matrix, heat resistance (sintering temperature of diamond bits) and conductance are all improved.
覆层后的金刚石强度、与金属胎体的结合力和抗温(烧结钻头时的温度)性能，以及导电性等有明显的提高。
The authors summary the effects of various kinds of diamond bits to cuttings logging and find out the method to improve cuttings logging quality of diamond bits effectively.
总结出各类金刚石钻头对岩屑录井的影响程度，摸索出可行的提高金刚石钻头岩屑录井质量的方法。
This paper discussed the advantages about pre alloy power, and studied the technology for making pre alloy power. The performances of pre alloy power diamond bits were given.
讨论了预合金胎体粉末的优点，研究了预合金胎体粉末的制备技术，列举了预合金胎体金刚石钻头的应用效果。
The aim of this study is that taking ultrasonic technology into manufacture of electroplated diamond bits to improve its procedure, including pretreatment and electroplating of it.
本文研究目的在于将超声波技术引入到电镀金刚石钻头生产技术中，改进钻头生产工艺。
Aimed at the incompatibility and fuzziness of indices in diamond bits comprehensive evaluation, a comprehensive evaluation method is presented based on fuzzy matter element analysis.
针对金刚石钻头综合评价中各指标的不相容性和模糊性，提出基于模糊物元分析的金刚石钻头综合评价方法。
In this paper, the authors introduce the kinds and characteristics of roof bolt diamond bits, and using and choosing methods. They put forward points for attention of using roof bolt diamond bits.
本文介绍了金刚石锚杆钻头的类型、特点及选择方法，并给出了使用金刚石锚杆钻头的注意事项。
Use soft matting, wood or similar material as base for making up diamond or Polycrystalline diamond Compact (PDC) bits. Follow manufacturer's instructions on handling such equipment.
安装金刚石或PD C钻头时，钻头下面要铺上软席，木头或类似的材料。遵守制造商的指令操作此类设备。
Thee main products are: all kinds of diamond drill bits, PDC bits, casing boots, reaming, single and double tube wireline coring drilling, coring drill pipe, casing and other drilling tools.
主要产品有：各类金刚石钻头、复合片钻头、套管靴子、扩孔器、单双管绳索取芯钻具、绳索取芯钻杆、套管及其它钻探工具。
Diamond Reaming Shells are important tools to be used together with bits.
金刚石扩孔器系岩芯钻进中与钻头配套使用的重要扩孔工具。
In this paper, a new laser welding method and process of diamond thin wall bits for construction industry has been developed.
本文研究了激光焊接薄壁金刚石工程钻头的方法及工艺。
Application of diamond drill bits in masonry engineering home and abroad is presented.
本文介绍了金刚石钻头在国内外建筑工程中的应用情况。
The experiments have been carried out to compare the application of Ni Co matrix diamond core bits to Ni Mn matrix diamond core bits.
对电镀镍锰胎体金刚石钻头和镍钴胎体钻头的使用情况进行了对比。
Test results show diamond enhanced tungsten carbide composite spherical crown button bits are the ideal bits in drilling cobble and gravel formation.
试验表明金刚石—硬质合金复合球齿钻头是一种理想的钻进卵砾石层的钻头。
Diamond coring bits are utilized for core drilling.
在取芯钻井井段，选用金刚石取芯钻头。
By studying the application of sandwich-structured synthetic diamond core bits, following results are concluded: Matrix hardness can be HRC3-5 higher than that of similar ordinary ones;
通过对夹层结构金刚石钻头的应用研究发现，与同类普通金刚石钻头相比，该钻头的胎体配方硬度可以高HRC3~5；
The paper was aimed at investigating the quantitative relation between formulation parameters of bits and performance of diamond saw blade.
通过定量分析，得出了锯片的效率和寿命与刀头配方有关参数的量化关系。
The triaxial compressive strength of rock is one of the most important formation parameters of drillability, and is the principal basis of polycrystalline diamond compact(PDC) bits selection.
岩石三轴抗压强度是表征地层抗钻性质的重要参数之一，是PDC钻头优选的基础和主要依据。
With 20 years'production practice, the writer proposes the methods of improving the service life of wire - line impregnated diamond drilling bits from 8 aspects.
通过近二十年的生产实践，从胎体配方等八个方面提出提高绳索取芯孕镶金刚石钻头寿命的方法。
With 20 years'production practice, the writer proposes the methods of improving the service life of wire - line impregnated diamond drilling bits from 8 aspects.
通过近二十年的生产实践，从胎体配方等八个方面提出提高绳索取芯孕镶金刚石钻头寿命的方法。
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