blasthole

A Kind of Method of Determining Blasthole Depth in Drifting

确定巷道掘进炮眼深度的一种方法

Influences on the Coal Mine Safety of Inadequate Blasthole Lute

炮眼封泥不足对煤矿爆破安全的影响

OPtimum reliability design of pneumatic control system of a blasthole drill

牙轮钻机气控系统可靠性优化设计

Test of constant drill pressure controlling monitoring system for a blasthole drill

牙轮钻机恒钻压控制和监测系统的试验

Fuzzy cluster analysis based rock identification and its application in blasthole drill penetration

基于模糊聚类的岩性识别方法及其在牙轮钻进中的应用

Study on seismic wave caused by a compound charge in a blasthole

炮孔复合装药对爆破地震波影响的试验研究

Summary of Heat Treatment Strengthening the Bearing System of Blasthole Rock Bits

矿用牙轮钻头轴承系统热处理强化

Establishment of productive blasthole model and its application in an open pit

露天矿生产炮孔模型的建立及应用

Function and design regulations of compound charge in a blasthole

炮孔复合装药结构的功能和设计要求

How to see and determine main parameters of blasthole drill

如何认识和选定牙轮钻机的主参数

The Effects of Rock Mass Characteristics on Blasthole Deviation

岩体特性对炮孔偏差的影响

Development of Software for Large / Moderate Diameter Blasthole Drilling and Blasting CAD

大中孔凿岩爆破计算机辅助设计软件开发与研究纸带穿孔器纸带凿孔机

Analysis Assembly Fault and Kinematics Simulation for Main Reducer of Blasthole Drills

牙轮钻机主机构减速机的装配故障分析与运动仿真

Establishment of Static and Dynamic Mechanical Models for Blasthole drills

牙轮钻机静动态力学模型的建立

Objective planning of blasting parameters for blasthole mining

深孔采矿爆破参数的目标规划

Research of the Bottom Water Cusion Blasting of Blasthole and Its Application

炮孔底部垫层水介质爆破研究与应用

Shakedown test of electrical system of the blasthole drill model YZ-35

YZ-35型牙轮钻机电控系统的调试

The stemming length of blasthole and its effect on smooth blasting

光面爆破炮孔堵塞长度及作用

Reason and Countermeasures of Difficulty in Forming Blasthole of Exploding Rock Underwater

水下炸岩成孔困难的原因及对策

Contact Analysis of Gear Transmission in Rotating Reducer of Blasthole Drills based on ANSYS

基于ANSYS的牙轮钻机回转机构齿轮接触分析旋转钻孔，钻井机用

The finite element model and calculation analysis of YZ-55A blasthole driller 's structure

YZ&55A型牙轮钻机结构的有限元模型及计算分析

The blasthole pattern , blasting parameter selection and firing sequence design were mainly presented in this paper .

文中主要介绍了炮孔布置、爆破参数选取和起爆顺序设计。

Essentiality of strengthening to plug blasthole under single free face

论加强单自由面爆破炮孔堵塞的必要性

Dynamic photoelastic investigation on blast effect of bunch blasthole

束状炮孔爆破效应的动光弹实验研究

Study about Blasthole Stemming Effected on Bench Blasting of Blocks Rock

块状岩体台阶爆破炮孔填塞作用的研究

Virtual Assembly & Kinematics Simulation for Rotating Reducer of Blasthole Drills

牙轮钻机回转机构的虚拟装配与运动仿真

Study of presplitting blasting experiment in water-bearing blasthole of open pit slope

露天边坡含水炮孔预裂爆破试验研究

The Cause and Disposal Methods of Misfire Blasthole in Bench Blasting

台阶爆破中拒爆原因及处理方法

The parameters of blasthole pattern , the structure and parameters of charges and priming method were introduced .

介绍了炮孔布置参数、装药结构和参数、起爆方法；

The paper made a preliminary analysis to the application of large diameter blasthole drilling equipment in VCR mining method .

本文就大直径深孔凿岩设备在VCR采矿法中的应用问题作了初步分析。