孕镶金刚石钻头

钻进打滑地层用孕镶金刚石钻头设计探讨

STRATUM Research on Impregnated Diamond Bit for Drilling in Slipping Formation

适合坚硬地层孕镶金刚石钻头优化设计研究

Study on Impregnated Diamond Bit 's Optimal Design for Hard Formation

CVD金刚石条强化孕镶金刚石钻头的试验研究

Experimental study of diamond impregnated drilling bit enhanced with CVD diamond pins

接力切磨孕镶金刚石钻头的研究与试验

A Cutting-Grinding in Relays Diamond Impregnated Bit : Its Making and Testing

砂卵石层孕镶金刚石钻头设计与制造的思考

Pondering over Diamond Bit Designing and Producing for Sand and Gravel Strata

基于模糊聚类算法的孕镶金刚石钻头出刃图像分割

Image segmentation of protruded diamonds on impregnated bits by fuzzy clustering algorithm

孕镶金刚石钻头钻进控制新方法的研究

Study on the new method of drilling control of impregnated diamond bit

仿生孕镶金刚石钻头非光滑度优化设计及试验

Optimization design and test of nonsmooth ratio of bionics impregnated diamond bit

井底钻进过程与孕镶金刚石钻头自锐性的关系

The relationship between bottom drilling process and self-sharpening of the impregnated diamond bit

对孕镶金刚石钻头磨损规律的探讨&钻头内径磨损常大于外径磨损的原因

Approach to a wear character of diamond impregnated bits

毫无瑕疵的钻石在水中是看不见的。孕镶金刚石钻头的排屑规律与钻头唇状选择

Chip Removal Regularity and Bit Face Shape Selection in Impregnated Diamond Bit Drilling

射流式液动锤回转冲击孕镶金刚石钻头钻进的实践与分析

Practice and analysis of rotary-percussive drilling of impregnated diamond bit with liquid jet hammer

孕镶金刚石钻头胎体磨损的几何效应

Geometrical Effect of Diamond Impregnated Bit Crown Wearing

孕镶金刚石钻头工作层不均匀磨损原因的研究

Research on the Reason of Uneven Abrasion on the Works Layer of the Impregnated Diamond Bit

本文介绍了一种新型金刚石钻头双锥圆唇孕镶金刚石钻头的设计原理、结构参数设计、及钻头所具有的提高钻进速度、提高钻头寿命和适应性及其他钻头可使用性。

A new type of double taper and round face impregnated drill bit is introduced . Its design principle and structure parameters are discussed .

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 paper discusses the design program of the production process for large diameter impregnated diamond bits , which offers a reference for people in this field .

研制出一种两级磨料新型孕镶金刚石钻头，该种钻头解决了时效与寿命不能同步提高这一长期困扰钻头研制者的难题。

A new type of impregnated diamond bit with two sorts of diamond abrasives has been developed , which can improve both penetration rate and service life simultaneously .

发现将金刚石微粉应用到孕镶金刚石钻头中，能够明显提高钻头钻进花岗岩地层时的钻进效率和使用寿命，并对此结论进行理论分析。

Through indoor drilling tests , the impregnated diamond bit with diamond power which can significantly enhance the efficiency and life when drilling granite is found , and this conclusion is theoretically analyzed .

为了提高钻头的寿命，提出了将制作金刚石增强型硬质合金复合齿的工艺、配方应用到制作孕镶金刚石钻头的设计思路。

In order to improve bit life span this paper puts forward a thought of using the techniques and formulas of making diamond enhanced tungsten carbide composite button to make impregnated diamond bit .

针对打滑地层孕镶金刚石钻头钻进难题，提出了提高胎体硬度、降低扇形块的面积、加大水口面积的设计思想；

Being aimed at the drilling problems of impregnated diamond bit in slipping formation , a thought of increasing matrix hardness , decreasing area of sector and increasing area of water gap is put forward .

运用数理统计推断方法，分析、评价了水质、油质润湿剂对孕镶金刚石钻头胎体唇面金刚石分布均匀性的影响。证明钻头唇面金刚石的分布服从正态分布规律；

Abstract The influence of water and oil wetting agents upon the uniformity of diamond distribution on the crown of impregnated bit is analyzed and evaluated with mathematical statistical deduce which indicates that the diamond distribution in bit crown is a normal one .

本文阐述了新系列孕镶金刚石取心钻头的特点、选用方法、钻进规程与RPC值以及有关金刚石出刃和钻头损坏的问题。

Some distinguishing features of these new impregnated diamond core bits , model and specification selection for use , drilling regulations , RPC values , and problems of diamond exposure and bit breakage are expounded in this paper .

中硬岩层钻进孕镶金刚石复合片钻头的研究与应用

Research and Application of Diamond-impregnated PDC Bit or Drilling in Medium Hard Rock Formation

介绍了测定孕镶金刚石取心钻头各向异性指数的实验方法。

The experimental apparatus and methods for determining the anisotropic index of a diamond impregnated bit were introduced .

低温电镀孕镶金刚石石油取心钻头研制与应用

Development and Application of Low Temperature Electroplated Diamond Petroleum Bits