1.
Analysis on Key Manufacturing Technology of High-strength Mine Drilling Rod
矿用高强度钻杆关键制造工艺技术分析
2.
Study and Application of High Wear-resistance Drilling Rod for Wire-line Coring in Medium-deep Inclined Hole
中深斜孔绳索取心高强耐磨钻杆的研究与应用
3.
Polymer Drilling Fluid Formulated with High Salinity Formation Water in Sebei Gas Field.
涩北气田高矿化度地层盐水强包被聚合物钻井液
4.
Application of the high tensile material to the substructure of the super-deep well's rig derrick
高强度材料在超深井钻机井架底座中的应用
5.
To bore(a shaft) with a trepan.
钻用钻井机钻（矿井）
6.
Application of screw refrigerator into freezing drilling industry for coal mine
螺杆制冷机在煤矿冻结钻井行业中的应用
7.
Company leading product have diamond brand high strength gush out pill strengthen and" diamond" brand road reflect light marking spend the little pearl of the glass with pearl.
公司主导产品有钻石牌高强度喷丸强化用珠和“钻石”牌道路反光标线用玻璃微珠。
8.
Developing High Strength and high Tearing Rubber Sheath for Mining Cable
矿用电缆用高强度高抗撕橡胶护套的研制
9.
Strength Analysis of Pressure and Torsion Combination Loads of Flapper Teeth of LTC
螺杆钻具瓣形万向轴瓣齿压扭组合强度分析
10.
Establishment Mathematical Models between Heat Treatment Parameter and Mechanical Properties of High-strength Drilling Pipe
高强钻杆管性能与热处理参数关系模型的建立
11.
High-strength stem materials with one-piece thru-disc design.
高强度阀杆材料,采用整体穿过蝶板的设计技术。
12.
The application of joint support technology of high strength anchor arm and anchor cable
高强度锚杆和锚索联合支护技术的应用
13.
Application of High strength Bolt and Cable Anchor Combined Supporting in Driving Fault Seam
高强度锚杆、锚索联合支护在过断层中的应用
14.
Study on Air-cooled Mn-B Bainitic Steel for High Strength Anchor Bolt
高强度锚杆用空冷Mn-B贝氏体钢的研究
15.
Development of Hot Rolled Ribbed Round Steel Bar 25CrMoA for Ultra-high Strength Oil Sucker Rod
超高强度抽油杆用热轧带肋圆钢25CrMoA研制
16.
High tensile steels for round link chains for mines-Technical requirements
GB/T10560-1989矿用高强度圆环链用钢技术条件
17.
GRAIN-REFINEMENT OF HIGH STRENGTH LOW-ALLOY STEEL FOR ROUND-LINK CHAINS IN MINE
矿用圆环链用低合金高强度钢的细化处理
18.
EXPERIMENTAL STUDY OF THE GRADE C HIGH-INTENSITY RING CHAIN FOR MINING
高强度C级矿用圆环链用钢的试验研究