نمایش نتیجه 1 تا 3 از 3 نتیجه یافت شده برای tricone bit:
n: Unlike common three-cone bit,one of the three eyeholes of the blower fixed on the bit is enlarged and enforced. So the most affect is toward one orientation during cycling the drill fluid.
n: the speed of flow through the bits muzzle above the speed of 60m/s and directely shot to the hole bottom, using the hydraulic energy to clear fracture or erode the rock.
n: a type of bit in which three cone-shaped cutting devices are mounted in such a way that they intermesh and rotate together as the bit drills. The bit body may be fitted with nozzles, or jets, through which the drilling fluid is discharged.
n: A kind of cone bit, which fixed three conical cone.
© ۱۳۹۲-۱۳۹۷ این اثر شامل قانون حمایت از مولفین بوده و هرگونه کپی برداری از آن ممنوع است.
