The coal bed auger drilling was tested in Yangquan coal group with new type crawler hydraulic drilling rig.
采用了新型履带式全液压钻机在阳泉煤业集团二矿进行的煤层螺旋钻进试验,试验表明使用该履带式钻机减少了钻孔的辅助时间,提高了钻孔效率。
hydraulic gait-model all-auger drilling machine
液压步履式螺旋钻孔机
Testing Research on Auger Drilling by New Type Crawler Hydraulic Drilling Rig
基于新型履带式全液压钻机的螺旋钻进试验研究
Development of ZDY4000L Track-mounted Hydraulic Tunnel Drilling Rig
ZDY4000L型履带式全液压坑道钻机的研制
The efficiency study of traveling hydraulic drive about the down-the-hole drill
潜孔钻机履带行驶液压驱动系统效率研究
screw-feed diamond rig
螺旋给料式金刚石钻机
auger backfiller
万能螺旋钻式回填机
An experimental study of the auger bored cast-with-pressure concrete pile on soft ground
软土地区长螺旋钻孔压灌桩试验研究
Study on the Reliability of the Auger Bored Cast-with-pressure Concrete Pile
长螺旋钻孔压灌混凝土桩可靠度研究
helical type hydraulic steering gear
螺旋式液压操舵装置
The Analysis on Loading Mechanism of the CFG Pile Composite Foundation with Long Tube Pump Pressure;
长螺旋钻孔管内泵压CFG桩复合地基受荷机理分析
full hydraulic crawler excavator
全液压履带式挖掘机
full hydraulic crawler type dozer
全液压履带式推土机
Hydraulic System of ZDY4000L Crawler Driller Base on Pump Controlled Hydraulic Technology
基于泵控液压技术的ZDY4000L履带钻机液压系统
Technique to ensure construction quality of cast-in-place gun-concreting pile by auger rig
长螺旋钻孔压灌混凝土桩施工质量技术
The analysis of interval between long screw auger taking clay and static pressuring pile
长螺旋钻孔取土与静力压桩时间间隔的分析
The application of long auger bored concrete piles in the foundation of high layer buildings
高层建筑中长螺旋钻孔压灌素混凝土桩的应用
TECHNOLOGY OF LONG AUGER DRILLING PRESS-GROUTING PILE AND VIBRATING STEEL DOWEL
长螺旋钻孔压灌桩与振捣插筋工艺技术
Long spiral tube pump pressure drilling CFG pile composite foundation construction technology
长螺旋钻孔管内泵压CFG桩复合地基施工技术
