1) mud bit
钻泥层用钻头
2) gumbo bit
钻粘泥层用的钻头
3) balled bit
泥包钻头
4) bit balling
钻头泥包
1.
The distinction of the PDC bit balling and its features of mud logging parameters
PDC钻头泥包的识别及其录井参数特征
2.
To solve the problems of borehole wall instability and bit balling in the deviated section of horizontal gas wells,a biological polysulfonate potassium drilling fluid is developed and applied to 15 horizontal gas wells in Changqing Gasfield.
为解决长庆气田天然气水平井施工中位于斜井段位置的井壁失稳和钻头泥包技术难题,室内研究了复合钾盐生物聚磺钻井液体系,并在长庆地区15口水平井应用。
5) boring chisel
钻孔用钻头
6) coated drill
涂层钻头
1.
Three HSS drills which were coated with TiN,TiAlN,TiCN coatings respectively were used to drill Austenitic stainless steel 1Cr18Ni9Ti,and the tool life and the wear mechanism of the coated drills were analyzed and compared.
通过研究刀具寿命以及对刀具前刀面涂层磨损形态和元素成分的变化规律,揭示了三种涂层钻头的磨损机理。
2.
The cutting performances of three kinds of high speed steel coated drills during drilling stainless steel are compared and analyzed using the axial force and torque as criteria.
试验结果表明 :TiN表面多层涂层钻头钻削效果最好 ,TiCN表面多层涂层钻头次之 ,TiN单层涂层钻头钻削效果最差。
补充资料：钻头泥包
分子式：
CAS号：
性质：钻头的齿或牙轮、刀片等切削部分被泥质包裹而降低或失去切削岩层的能力的现象。
CAS号：
性质：钻头的齿或牙轮、刀片等切削部分被泥质包裹而降低或失去切削岩层的能力的现象。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条