drilling sludge

The solidification treatment of drilling cutting and waste drilling fluid is a major research subject on harmless treatment of waste from drilling at present.

钻屑和废钻井液的固化处理是现阶段钻井废物无害化处理的主要研究方向,研究利用固化剂对钻屑和废泥浆进行固化处理,优选配方(水泥+粉煤灰+添加剂)进行固化处理;同时考查了钻屑、钻井液固化填埋后对周围环境的影响。

A simple laboratory testing method is established,and by means of this method mechanical bond strength is tested between drilling cutting and oilwell cement rock.

在实验室内，模拟水泥环与地层胶结全过程，分析了泥饼以及采用不同配方的水泥浆，对各种钻屑与油井水泥胶结强度的影响。

In this thesis,several kinds of solidification agent have been screened by a lot of experiments,which are suitable for drilling cutting and waste drilling mud with high density(ρ>2.

通过大量实验研究,筛选出了分别适合于钻屑与高密度(ρ>2。

Durand formula,critical flow rate increased with the increase of the granularity of wellhead drilling cuttings and the volume concentration of liquid discharged when the structure of equipments were determined.

Durand临界流速计算公式分析得出,在设备结构确定以后,排料临界流速随着井口钻屑粒径、排料流体体积分数的增加而增加。

A new machine of medel GZS7 is invented to convey the drilling cuttings.

采用逐点张力法对钻屑输送机所用链条各部位的受力情况进行了分析，给出了钻屑输送机所用链条的张力计算公式，为校核链条的强度及计算钻屑输送机所需功率提供了依据。

The blasting effect was checking using sight instrument, electromagnetic emission (EME) technique and drilling sludge methods.

采用矿用钻孔窥视仪并配合电磁辐射法和钻屑法对爆破进行了效果检验。

This paper discusses anew method of caculating critical rotational speed on the basis of studying the transportation rule of long screw drilling sludge and points out that critical rotational speed changesradially along the blade,and it is the function of feed speed.

作者在研究长螺旋钻进钻屑运移规律的基础上，建立了新的临界转速计算方法，指出临界转速沿叶片径向是变化的，并且是给进速度的函数。

For the method of drilling bits in high-gas coalbed,the influence of gas must be taken into account.

对于含瓦斯煤层实施钻屑法必须考虑瓦斯的影响。

Study of the size distribution of drill cuttings;

钻井岩屑粒径分布规律的研究

Research on determination fluency factors about value of drilling cuttings weight and index of drill cuttings absorption and release;

煤矿钻屑量与瓦斯解吸指标的测定影响因素研究

Application of the value of drilling cuttings weight and desorption index for drill cuttings to preventing coal and gas outburst

钻屑量与钻屑瓦斯解吸指标在防突预测的应用

cross-over seat

转换阀座钻屑天然气

5.12 Collecting the drill cuttings at the shale-shaker.

到振动筛处取点钻屑来。

drilled solids to bentonite ratio

钻屑固相-膨润土比

Application of the value of drilling cuttings weight and desorption index for drill cuttings to preventing coal and gas outburst

钻屑量与钻屑瓦斯解吸指标在防突预测的应用

wash-and-drive method

边冲出钻屑边打入套管钻进法

Technology Study on the Harmless Treatment of Drilling Cutting and Waste Drilling;

钻屑、废钻井液无害化处理技术研究

APPLICATION OF DRILLING METHOD TO ESTIMATION OF STRESSES IN LOOSEN ED AND BROKEN ROCK

钻屑法在估测松碎岩体应力中的应用

Research and Application about Solidification Treatment Technology of Drilling Cutting and Waste Mud in Oil and Gas Fields

油气田钻屑与废泥浆固化处理技术的初步研究

Process Evaluation on Technology of Using Impulse Heat Lustrate Removing Oil from Offshore Drilling Cuttings and Study on Impulse Pipe Syringe;

海上钻屑脉冲热驱脱油技术的过程评价与脉冲管洗涤器研究

The investigation on chip deformation and cutting forces of BTA deep hole drilling

内排屑深孔钻削切屑变形与切削力实验研究

Some Solutions for the Problems of BTA

单管内排屑深孔钻排屑问题若干解决方法

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

孕镶金刚石钻头的排屑规律与钻头唇状选择

Experiment to Improve Chip Breaking Performance of Drill Tip in Stainless Steel Drilling

不锈钢钻削中提高钻尖断屑性能的试验研究

Good-quality material drill,effective scraps discharge and heat discharge groove.

优质材质钻体，有效的排屑散热沟槽。

An Analysis of the Process of Axial Vibration Drilling and Chip Length

轴向振动钻削过程及其切屑长度分析

The CAD and research of drill bit escape of clips for the deep hole processing drill

深孔加工钻头排屑研究及CAD设计

Structure security analysis of cuttings falling-prevention tool for gas drilling

气体钻井防沉屑工具结构安全性分析

Research on Chip Breakage Condition of Gun-drilling in Low Frequency Vibratory Drilling and Losing of Amplitude

枪钻低频振动钻削深孔断屑条件和振幅损失研究