2025-12-19
The "Heart" of Tricone Roller Bits: Three Core Bearing Types That Determine Drilling Efficiency
At oil and gas exploration and geological drilling sites, the roller cone bit is like a "steel beast" penetrating deep into the ground, and the bearing serves as the "heart" of this beast. It supports
2025-08-14
Lub Chaw Tsim Kho Tshiab Green Kev Siv Khoom Siv: HDD tiv thaiv peb ib puag ncig thiab zej zog li cas?
Puas yog koj nkees ntawm txoj kev nyob ze koj lub tsev pheej "rub tawm"? Puas yog koj txhawj xeeb txog cov huab cua plua plav thiab cov suab nrov los ntawm kev tsim kho? Nyob rau hauv nthwv dej hauv n















